:root {
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --accent: #06b6d4;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f1f5f9;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.15);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body.menu-open {
    overflow: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

main {
    flex: 1;
    padding-top: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 15px;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.btn-block {
    width: 100%;
}

.page-header {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: var(--primary);
    opacity: 0.1;
    border-radius: 50%;
}

.page-header-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.page-header h1 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 15px;
}

.breadcrumb a {
    color: var(--gray-light);
}

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

.breadcrumb span {
    color: var(--gray);
}

.breadcrumb i {
    font-size: 10px;
}

.breadcrumb span:last-child {
    color: var(--primary-light);
}

.about-detail {
    padding: 80px 0;
    background: var(--white);
}

/* Üst Hero Görsel */
.about-hero-image {
    margin-bottom: 48px;
}

.about-hero-image img {
    width: 100%;
    max-height: 450px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

/* Başlık ve Üst Metin */
.about-intro {
    margin-bottom: 60px;
}

.about-intro h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 24px;
}

.about-text-top {
    color: var(--gray);
    line-height: 1.8;
}

.about-text-top p {
    margin-bottom: 16px;
}

.about-text-top h4,
.about-text-top h5 {
    color: var(--dark);
    margin: 24px 0 12px;
}

.about-text-top h4 {
    font-size: 20px;
}

.about-text-top h5 {
    font-size: 17px;
}

.about-text-top ul {
    margin: 12px 0 16px 20px;
    list-style: disc;
}

.about-text-top li {
    margin-bottom: 8px;
}

/* Alt Kısım: Sol Metin + Sağ Görsel */
.about-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-text-bottom {
    color: var(--gray);
    line-height: 1.8;
}

.about-text-bottom p {
    margin-bottom: 16px;
}

.about-text-bottom h4 {
    font-size: 20px;
    color: var(--dark);
    margin: 24px 0 12px;
}

.about-text-bottom ul {
    margin: 12px 0 16px 20px;
    list-style: disc;
}

.about-text-bottom li {
    margin-bottom: 8px;
}

.about-side-image img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 100px;
}

@media (max-width: 1024px) {
    .about-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-side-image {
        order: -1;
    }

    .about-side-image img {
        position: static;
    }
}

@media (max-width: 640px) {
    .about-detail {
        padding: 60px 0;
    }

    .about-hero-image {
        margin-bottom: 32px;
    }

    .about-intro {
        margin-bottom: 40px;
    }
}

.vision-mission {
    padding: 100px 0;
    background: var(--light);
}

.vm-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.vm-card {
    background: var(--white);
    padding: 48px 40px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.vm-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    color: var(--white);
}

.vm-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 16px;
}

.vm-card p {
    color: var(--gray);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .vm-grid {
        grid-template-columns: 1fr;
    }

    .vision-mission {
        padding: 60px 0;
    }

    .vm-card {
        padding: 36px 28px;
    }
}

.stats-section {
    padding: 80px 0;
    background: var(--gradient);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-card {
    text-align: center;
    color: var(--white);
}

.stat-icon {
    font-size: 36px;
    margin-bottom: 16px;
    opacity: 0.9;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-title {
    font-size: 16px;
    opacity: 0.9;
}

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 640px) {
    .stats-section {
        padding: 60px 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .stat-number {
        font-size: 40px;
    }
}

.contact-section {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2,
.contact-form-wrapper h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
}

.contact-info>p {
    color: var(--gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--light);
    border-radius: var(--radius-sm);
}

.contact-card-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-card-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.contact-card-content p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

.contact-card-content a {
    color: var(--gray);
}

.contact-card-content a:hover {
    color: var(--primary);
}

.contact-social {
    margin-top: 32px;
}

.contact-social h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 44px;
    height: 44px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 18px;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
}

.contact-form-wrapper {
    background: var(--light);
    padding: 40px;
    border-radius: var(--radius);
}

.contact-form {
    margin-top: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-sm);
    font-size: 15px;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

.contact-form .btn i {
    margin-left: 8px;
}

.alert {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
}

.map-section {
    line-height: 0;
}

.map-section iframe {
    width: 100%;
    height: 400px;
}

@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 640px) {
    .contact-section {
        padding: 60px 0;
    }

    .contact-form-wrapper {
        padding: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

.products-section {
    padding: 60px 0;
    background: var(--white);
}

.products-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
}

.products-sidebar {
    background: var(--light);
    border-radius: var(--radius);
    padding: 24px;
    height: fit-content;
    position: sticky;
    top: 100px;
}

.sidebar-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.category-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.category-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    font-weight: 500;
    color: var(--dark);
    font-size: 15px;
}

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

.category-link i {
    font-size: 12px;
    transition: var(--transition);
}

.category-item.active>.category-link {
    color: var(--primary);
}

.subcategory-list {
    display: block;
    padding-left: 16px;
    padding-bottom: 8px;
}

.category-link i {
    transform: rotate(180deg);
}

.subcategory-list li {
    padding: 8px 0;
}

.subcategory-list a {
    font-size: 14px;
    color: var(--gray);
}

.subcategory-list a:hover,
.subcategory-list > li.active > a {
    color: var(--primary);
}

.products-content {
    min-height: 400px;
}

/* Mobile accordion for sidebar */
@media (max-width: 1024px){
    .products-sidebar {
        position: static;
    }
    .products-sidebar .sidebar-title{
        display:flex;
        align-items:center;
        justify-content:space-between;
        gap:8px;
        cursor:pointer;
        margin-bottom: 8px;
        padding-bottom: 8px;
    }
    .products-sidebar .sidebar-toggle{
        border:0;
        background:transparent;
        width:36px;height:36px;border-radius:8px;
        display:flex;align-items:center;justify-content:center;
        color:var(--dark);
        cursor:pointer;
    }
    .products-sidebar .sidebar-toggle::after{
        content:'▾';
        font-size:18px;line-height:1;
        transform:rotate(0deg);
        transition:transform .2s ease;
    }
    .products-sidebar.open .sidebar-toggle::after{
        transform:rotate(180deg);
    }
    .products-sidebar.collapsed .category-list,
    .products-sidebar.collapsed .subcategory-list{
        display:none;
    }
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.no-products {
    text-align: center;
    padding: 80px 20px;
    color: var(--gray);
}

.no-products i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.category-description {
    margin-top: 40px;
    padding: 32px;
    background: var(--light);
    border-radius: var(--radius);
    line-height: 1.8;
    color: var(--gray);
}

.all-categories h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 24px;
}

.categories-overview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.categories-overview .category-card {
    background: var(--light);
}

.category-count {
    font-size: 13px;
    color: var(--gray);
    margin-top: 8px;
    display: block;
}

.product-detail {
    background: var(--white);
}

.product-detail-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--light);
}

.product-detail-image {
    margin-bottom: 0;
    text-align: left;
}

.product-detail-image img {
    max-width: 100%;
    width: 100%;
    border-radius: var(--radius);
}

.product-detail-main {
    margin-top: 16px;
}

.product-detail-main.has-image {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 24px;
    align-items: start;
}

/* PDF viewer tam genişlik (iki sütunu da kapsasın) */
.product-detail-main.has-image > .product-pdf-viewer {
    grid-column: 1 / -1;
}

@media (max-width: 768px) {
    .product-detail-main.has-image {
        grid-template-columns: 1fr;
    }
    .product-detail-image {
        text-align: center;
        margin-bottom: 20px;
    }
    .product-detail-image img {
        width: 100%;
        max-width: 100%;
        height: auto;
        object-fit: contain;
    }
}

.product-detail-content {
    line-height: 1.6;
    color: var(--gray);
    margin-bottom: 24px;
}

.product-pdf-viewer {
    margin-bottom: 24px;
}

.product-pdf-viewer .pdf-page {
    margin-bottom: 16px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
}
.product-pdf-viewer canvas {
    width: 100% !important;
    height: auto !important;
    display: block;
}

@media (max-width: 768px) {
    .product-pdf-viewer {
        margin-bottom: 20px;
    }
}

.product-detail-content p {
    margin-bottom: 12px;
}

.product-detail-content h4 {
    font-size: 20px;
    color: var(--dark);
    margin: 20px 0 10px;
}
.product-detail-content h1,
.product-detail-content h2,
.product-detail-content h3,
.product-detail-content h4,
.product-detail-content h5,
.product-detail-content h6{
    padding: 0;
    margin: 14px 0 8px;
    line-height: 1.3;
}

.product-detail-content ul {
    margin: 12px 0 14px 20px;
    list-style: disc;
}

.product-detail-content li {
    margin-bottom: 6px;
}

.product-hero-image {
    margin: 32px 0;
    text-align: center;
}

.product-hero-image img {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.product-models {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 24px 0;
}

.model-card {
    background: var(--light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.model-card:hover {
    box-shadow: var(--shadow-lg);
}

.model-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--white);
}

.model-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.model-info {
    padding: 20px;
}

.model-info h5 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.model-info p {
    font-size: 14px;
    color: var(--gray);
    margin: 0;
}

@media (max-width: 768px) {
    .product-models {
        grid-template-columns: 1fr;
    }
}

.product-detail-content h4 {
    font-size: 20px;
    color: var(--dark);
    margin: 20px 0 10px;
}

.product-detail-content ul {
    margin: 12px 0 14px 20px;
    list-style: disc;
}

.product-detail-content li {
    margin-bottom: 6px;
}

.product-hero-image {
    margin: 32px 0;
    text-align: center;
}

.product-hero-image img {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--radius);
}

.product-models {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 24px 0;
}

.model-card {
    background: var(--light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.model-card:hover {
    box-shadow: var(--shadow);
}

.model-image {
    padding: 20px;
    background: var(--white);
    text-align: center;
}

.model-image img {
    max-height: 180px;
    width: auto;
    margin: 0 auto;
}

.model-info {
    padding: 20px;
}

.model-info h5 {
    font-size: 16px;
    color: var(--dark);
    margin-bottom: 8px;
}

.model-info p {
    font-size: 14px;
    color: var(--gray);
    margin: 0;
}

@media (max-width: 768px) {
    .product-models {
        grid-template-columns: 1fr;
    }
}

.product-detail-cta {
    display: flex;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--light);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 12px 28px;
    font-weight: 600;
    font-size: 15px;
    border-radius: 100px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

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

.related-products {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--light);
}

.related-products h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 20px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.related-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--light);
    border-radius: var(--radius-sm);
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
}

.related-card:hover {
    background: var(--primary);
    color: var(--white);
}

.related-card i {
    opacity: 0;
    transform: translateX(-8px);
    transition: var(--transition);
}

.related-card:hover i {
    opacity: 1;
    transform: translateX(0);
}

.subcategory-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.subcategory-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--light);
}

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

.subcategory-image {
    height: 180px;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.subcategory-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.subcategory-image .no-image {
    font-size: 48px;
    color: var(--gray-light);
}

.subcategory-info {
    padding: 20px;
}

.subcategory-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.subcategory-info .view-more {
    font-size: 14px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.subcategory-info .view-more i {
    transition: var(--transition);
}

.subcategory-card:hover .view-more i {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .subcategory-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .subcategory-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .product-detail-cta {
        flex-direction: column;
    }

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

@media (max-width: 1024px) {
    .products-layout {
        grid-template-columns: 1fr;
    }

    .products-sidebar {
        position: static;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .products-section {
        padding: 40px 0;
    }

    .products-grid,
    .categories-overview {
        grid-template-columns: 1fr;
    }
}

.site-header-wrap {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header {
    position: relative;
    z-index: 2;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: var(--transition);
}

.header.scrolled {
    padding: 12px 0;
    box-shadow: var(--shadow);
}

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

.header-marquee {
    position: relative;
    z-index: 1;
    background: var(--light);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    white-space: nowrap;
    font-size: 13px;
    color: var(--dark);
}
.header-marquee .container {
    overflow: hidden;
}
.marquee-track {
    display: inline-flex;
    gap: 16px;
    align-items: center;
    padding: 8px 0;
    animation: marquee-scroll 40s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-item {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}
.marquee-item:hover { text-decoration: underline; }
.marquee-sep { color: var(--gray); opacity: .6; }
@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.logo img {
    height: 44px;
    width: auto;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 1;
    min-width: 0;
}

.nav>a {
    padding: 8px 12px;
    font-weight: 500;
    font-size: 14px;
    color: var(--dark);
    border-radius: 100px;
    white-space: nowrap;
}

.nav>a:hover {
    color: var(--primary);
    background: var(--light);
}

.nav>a.active {
    color: var(--primary);
}

.nav-item {
    position: relative;
}

.nav-item>a {
    padding: 8px 12px;
    font-weight: 500;
    font-size: 14px;
    color: var(--dark);
    border-radius: 100px;
    display: block;
    white-space: nowrap;
}

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

.dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    z-index: 20;
    transform: translateX(-50%) translateY(10px);
    min-width: 240px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown a {
    display: block;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--dark);
}

.dropdown a:hover {
    background: var(--light);
    color: var(--primary);
}

.mega-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    z-index: 20;
    transform: translateX(-50%) translateY(10px);
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    display: flex;
    gap: 32px;
    min-width: 600px;
}

.nav-item:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.mega-menu-item {
    min-width: 140px;
}

.mega-menu-title {
    display: block;
    font-weight: 600;
    font-size: 15px;
    color: var(--dark);
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 2px solid var(--light);
}

.mega-menu-title:hover {
    color: var(--primary);
}

.mega-menu-sub {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mega-menu-sub li a {
    font-size: 14px;
    color: var(--gray);
    display: block;
    padding: 4px 0;
}

.mega-menu-sub li a:hover {
    color: var(--primary);
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    white-space: nowrap;
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    font-size: 14px;
    color: var(--dark);
    white-space: nowrap;
}

.header-phone svg {
    color: var(--primary);
}

.hamburger {
    display: none;
    width: 32px;
    height: 24px;
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
}

.hamburger span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger span:first-child {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span:last-child {
    bottom: 0;
}

.hamburger.active span:first-child {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    background: var(--white);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:last-child {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
    background: var(--white);
}

.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: var(--dark);
    z-index: 1001;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-close {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.mobile-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.mobile-menu-header {
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.mobile-menu-nav {
    flex: 1;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu-nav>a {
    display: block;
    padding: 16px 0;
    font-size: 18px;
    font-weight: 500;
    color: var(--white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu-nav>a:hover {
    color: var(--accent);
}

.mobile-dropdown {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-dropdown-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    font-size: 18px;
    font-weight: 500;
    color: var(--white);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.mobile-dropdown-toggle svg {
    transition: var(--transition);
}

.mobile-dropdown.active .mobile-dropdown-toggle svg {
    transform: rotate(180deg);
}

.mobile-dropdown-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-dropdown.active .mobile-dropdown-content {
    max-height: 500px;
}

.mobile-dropdown-content a {
    display: block;
    padding: 12px 16px;
    font-size: 15px;
    color: var(--gray-light);
}

.mobile-dropdown-content a:hover {
    color: var(--accent);
}

.mobile-sub-dropdown {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-sub-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    font-size: 15px;
    color: var(--gray-light);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.mobile-sub-toggle i {
    font-size: 12px;
    transition: var(--transition);
}

.mobile-sub-dropdown.active .mobile-sub-toggle i {
    transform: rotate(180deg);
}

.mobile-sub-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding-left: 16px;
}

.mobile-sub-dropdown.active .mobile-sub-content {
    max-height: 300px;
}

.mobile-sub-content a {
    display: block;
    padding: 8px 16px;
    font-size: 13px;
    color: var(--gray);
}

.mobile-sub-content a:hover {
    color: var(--accent);
}

.mobile-menu-footer {
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu-contact {
    margin-bottom: 20px;
}

.mobile-menu-contact a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--gray-light);
    font-size: 14px;
}

.mobile-menu-contact a:hover {
    color: var(--white);
}

.mobile-menu-contact svg {
    color: var(--primary);
    flex-shrink: 0;
}

.slider {
    position: relative;
    padding: 0;
    background: var(--light);
    overflow: visible;
}

.slider-wrapper {
    position: relative;
    height: 680px;
    width: 100%;
    margin: 0;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
}

.slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
    z-index: 0;
}

.slide.active {
    opacity: 1;
    pointer-events: auto;
    z-index: 1;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.97) 0%, rgba(15, 23, 42, 0.92) 50%, rgba(15, 23, 42, 0.88) 100%);
}

.slide-pattern {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
      radial-gradient(600px 300px at 8% 12%, rgba(255,255,255,.08) 0%, rgba(255,255,255,0) 60%),
      radial-gradient(500px 240px at 92% 82%, rgba(255,255,255,.06) 0%, rgba(255,255,255,0) 60%),
      radial-gradient(circle, rgba(255,255,255,.07) 1px, rgba(255,255,255,0) 2px);
    background-size: auto, auto, 22px 22px;
    mix-blend-mode: overlay;
}
.slide-ornaments {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(8px);
    animation: orb-float 12s ease-in-out infinite;
    opacity: .35;
}
.orb-1 {
    top: 10%;
    left: 6%;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle at 30% 30%, rgba(37,99,235,.6), rgba(37,99,235,0) 60%);
}
.orb-2 {
    bottom: 12%;
    right: 10%;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle at 70% 70%, rgba(30,58,138,.6), rgba(30,58,138,0) 60%);
    animation-delay: -4s;
}
.orb-3 {
    top: 50%;
    right: 24%;
    width: 160px;
    height: 160px;
    background: radial-gradient(circle at 50% 50%, rgba(16,185,129,.5), rgba(16,185,129,0) 60%);
    animation-delay: -8s;
}
.line {
    display: none;
}
.line-1 {
    top: 18%;
    left: -20%;
    width: 60%;
    transform: rotate(8deg);
}
.line-2 {
    bottom: 16%;
    right: -10%;
    width: 50%;
    transform: rotate(-12deg);
    animation-delay: -5s;
}
.ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,.25);
    box-shadow: 0 0 24px rgba(255,255,255,.15);
    animation: ring-pulse 8s ease-in-out infinite;
}
.ring-1 {
    top: 28%;
    left: 72%;
    width: 140px;
    height: 140px;
}
@keyframes orb-float {
    0%,100% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-12px) translateX(8px); }
}
@keyframes line-glide {
    0% { transform: translateX(0); }
    100% { transform: translateX(20%); }
}
@keyframes ring-pulse {
    0%,100% { transform: scale(1); opacity: .5; }
    50% { transform: scale(1.08); opacity: .8; }
}

.slide .container {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    width: 100%;
}
.slide-content {
    max-width: 700px;
    color: var(--white);
    text-align: left;
}

.slide-content h1 {
    font-size: clamp(26px, 3.5vw, 42px);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    display: inline-block;
    background: rgba(30, 58, 138, 0.95);
    color: #fff;
    padding: 14px 22px;
    border-radius: 12px;
    box-shadow: 0 12px 32px rgba(30, 58, 138, 0.45);
}

.slide-content p {
    font-size: clamp(15px, 1.8vw, 18px);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 28px;
    line-height: 1.7;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.5);
}

.slide-hero {
    display: flex;
    align-items: center;
    justify-content: center;
}
.slide-hero-card {
    background: transparent;
    border-radius: 24px;
    box-shadow: none;
    padding: 0;
    position: relative;
    width: 460px;
    max-width: 40vw;
}
.slide-hero-card img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: 18px;
    display: block;
    box-shadow: 0 18px 60px rgba(0,0,0,.35);
}
.slide-hero-badge {
    position: absolute;
    bottom: 18px;
    right: 18px;
    background: var(--primary);
    color: #fff;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 8px 20px rgba(37,99,235,.35);
}

.slider-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
    z-index: 10;
}

.slider-prev,
.slider-next {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.slider-prev:hover,
.slider-next:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.05);
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 16px;
    border-radius: 100px;
    backdrop-filter: blur(10px);
    z-index: 10;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--white);
    width: 28px;
    border-radius: 100px;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

@media (max-width: 1200px) {
    .slider-wrapper {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .slider { padding: 0; }
    .slider-wrapper { height: 860px; border-radius: 0; }
    .slide-grid { display: flex; flex-direction: column; gap: 20px; }
    .slide-hero { order: -1; }
    .orb-1,.orb-2,.orb-3,.line,.ring { display: none; }
    .slide-hero-card {
        width: 90%;
        max-width: 520px;
    }
    .slide-hero-card img {
        height: 380px;
    }

    .slider-nav {
        padding: 0 12px;
    }

    .slider-prev,
    .slider-next {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }

    .slide .container {
        padding-left: 30px;
        padding-right: 30px;
        justify-content: center;
    }

    .slide-content {
        text-align: center;
    }

    .slide-content h1 {
        font-size: 24px;
        padding: 10px 16px;
        border-radius: 10px;
    }

    .slide-content p {
        font-size: 15px;
        margin-bottom: 20px;
    }

    .slider-dots {
        bottom: 20px;
        padding: 8px 12px;
    }

    .dot {
        width: 8px;
        height: 8px;
    }

    .dot.active {
        width: 24px;
    }
}

@media (max-width: 480px) {
    .slider-wrapper {
        height: 600px;
        width: 100%;
    }

    .slide .container {
        padding-left: 24px;
        padding-right: 24px;
    }
}

@media (max-width: 480px) {
    .slider { padding: 0; }
    .slider-wrapper { height: 600px; width: 100%; }
    .slide-grid { display: flex; flex-direction: column; gap: 16px; }
    .slide-hero { order: -1; }

    .slide .container {
        padding-left: 24px;
        padding-right: 24px;
    }
}

.about-section {
    padding: 100px 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--gradient);
    color: var(--white);
    padding: 24px 32px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.badge-number {
    display: block;
    font-size: 42px;
    font-weight: 700;
    line-height: 1;
}

.badge-text {
    font-size: 14px;
    opacity: 0.9;
}

.about-content {
    padding-left: 20px;
}

.section-header-left {
    text-align: left;
}

.section-header-left span {
    margin-bottom: 12px;
}

.section-header-left h2 {
    font-size: clamp(24px, 3vw, 36px);
}

.about-content p {
    color: var(--gray);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin: 28px 0;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--dark);
}

.about-feature i {
    color: var(--primary);
    font-size: 18px;
}

.about-content .btn i {
    margin-left: 8px;
    transition: var(--transition);
}

.about-content .btn:hover i {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-content {
        padding-left: 0;
    }

    .about-badge {
        right: 20px;
    }
}

@media (max-width: 640px) {
    .about-section {
        padding: 60px 0;
    }

    .about-features {
        flex-direction: column;
    }

    .about-badge {
        padding: 16px 24px;
    }

    .badge-number {
        font-size: 32px;
    }
}

.services-section {
    padding: 100px 0;
    background: var(--light);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header span {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient);
    color: var(--white);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: var(--dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--white);
    font-size: 32px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .services-section {
        padding: 60px 0;
    }

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

    .service-card {
        padding: 32px 24px;
    }
}

.categories-section {
    padding: 100px 0;
    background: var(--light);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.category-card {
    background: var(--white);
    padding: 40px 24px;
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-icon {
    width: 70px;
    height: 70px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: var(--primary);
    transition: var(--transition);
}

.category-card:hover .category-icon {
    background: var(--gradient);
    color: var(--white);
    transform: scale(1.1);
}

.category-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 16px;
}

.category-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.category-link i {
    transition: var(--transition);
}

.category-card:hover .category-link i {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .categories-section {
        padding: 60px 0;
    }

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

.featured-section {
    padding: 100px 0;
    background: var(--white);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid transparent;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.product-image {
    position: relative;
    padding-top: 100%;
    background: var(--light);
    overflow: hidden;
}

.product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

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

.product-info {
    padding: 24px;
}

.product-info h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-info p {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 16px;
    line-height: 1.5;
}

.product-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.product-link i {
    transition: var(--transition);
}

.product-card:hover .product-link i {
    transform: translateX(4px);
}

.section-cta {
    text-align: center;
    margin-top: 48px;
}

.section-cta .btn i {
    margin-left: 8px;
}

@media (max-width: 1024px) {
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .featured-section {
        padding: 60px 0;
    }

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

.whyus-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.whyus-section .section-header span {
    background: var(--primary);
    color: var(--white);
}

.whyus-section .section-header h2 {
    color: var(--white);
}

.section-desc {
    color: var(--gray-light);
    font-size: 16px;
    margin-top: 12px;
}

.whyus-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.whyus-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 40px 28px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.whyus-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
    border-color: var(--primary);
}

.whyus-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 26px;
    color: var(--white);
}

.whyus-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 12px;
}

.whyus-card p {
    font-size: 14px;
    color: var(--gray-light);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .whyus-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .whyus-section {
        padding: 60px 0;
    }

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

.cta-section {
    padding: 100px 0;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.btn-white {
    background: var(--white);
    color: var(--primary);
    padding: 14px 32px;
    font-weight: 600;
}

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

.cta-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
}

.cta-phone a {
    color: var(--white);
    font-weight: 600;
    font-size: 18px;
}

.cta-phone a:hover {
    text-decoration: underline;
}

@media (max-width: 640px) {
    .cta-section {
        padding: 60px 0;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 16px;
    }

    .cta-phone {
        flex-direction: column;
        gap: 4px;
    }
}

.footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 0;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
}

.footer-5-cols {
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: 40px;
}

.footer-brand p {
    color: var(--gray-light);
    margin: 20px 0 24px;
    font-size: 15px;
}

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

.footer-social a {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-light);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 24px;
}

.footer ul li {
    margin-bottom: 12px;
}

.footer ul a {
    color: var(--gray-light);
    font-size: 15px;
}

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

.footer-contact li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    color: var(--gray-light);
    font-size: 15px;
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 24px 0;
    margin-top: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray);
    font-size: 14px;
}

.footer-credit {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-credit .developer-link {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.footer-credit .developer-link:hover {
    color: var(--white);
}

@media (max-width: 640px) {
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Language Switcher - Sağ Alt */
/* Lang Toggle - header içinde */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 2px;
    background: var(--light);
    border-radius: 100px;
    padding: 3px;
    flex-shrink: 0;
}

.lang-toggle-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: none;
    cursor: pointer;
    padding: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    line-height: 0;
}

.lang-toggle-btn img {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    opacity: 0.5;
    transition: var(--transition);
}

.lang-toggle-btn:hover img {
    opacity: 0.8;
}

.lang-toggle-btn.active {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 1px 6px rgba(37,99,235,0.2);
}

.lang-toggle-btn.active img {
    opacity: 1;
}

/* Mobile Language Switcher */
.mobile-lang-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.mobile-lang-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    background: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-light);
    transition: var(--transition);
    font-family: inherit;
}

.mobile-lang-btn img {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: cover;
    display: inline-block;
}

.mobile-lang-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.mobile-lang-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

@media (max-width: 768px) {

    main {
        padding-top: 0;
    }

    .nav,
    .header-cta {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}


.model-showcase {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin: 24px 0;
}

.model-item {
    display: flex;
    gap: 24px;
    align-items: center;
    background: var(--light);
    border-radius: var(--radius);
    padding: 20px;
}

.model-image {
    flex-shrink: 0;
    width: 250px;
}

.model-image img {
    width: 100%;
    border-radius: var(--radius-sm);
}

.model-info h5 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.model-info p {
    color: var(--gray);
    margin: 0;
}

@media (max-width: 640px) {
    .model-item {
        flex-direction: column;
        text-align: center;
    }

    .model-image {
        width: 100%;
        max-width: 300px;
    }
}


.product-models {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 24px 0;
}

.model-card {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--light);
    border-radius: var(--radius);
    align-items: center;
}

.model-card .model-image {
    width: 200px;
    flex-shrink: 0;
}

.model-card .model-image img {
    width: 100%;
    border-radius: var(--radius-sm);
}

.model-card .model-info h5 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.model-card .model-info p {
    font-size: 14px;
    color: var(--gray);
    margin: 0;
}

@media (max-width: 1024px) {
    .product-models {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .model-card {
        flex-direction: column;
        text-align: center;
    }

    .model-card .model-image {
        width: 100%;
        max-width: 250px;
    }
}


/* ===== Hizmetlerimiz Sayfası ===== */
.services-page-section {
    padding: 80px 0;
}

.services-page-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.service-page-card {
    display: flex;
    gap: 24px;
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.service-page-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-page-icon i {
    font-size: 28px;
    color: var(--white);
}

.service-page-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-page-content p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
    margin: 0;
}

/* Hizmet Detay Bölümü */
.services-detail-section {
    padding: 80px 0;
    background: var(--light);
}

.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-detail-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.service-detail-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-detail-icon i {
    font-size: 32px;
    color: var(--white);
}

.service-detail-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 16px;
}

.service-detail-card>p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 24px;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 15px;
    color: var(--dark);
    border-bottom: 1px solid var(--border);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features li i {
    color: var(--success);
    font-size: 14px;
}

@media (max-width: 1024px) {

    .services-page-grid,
    .services-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .service-page-card {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }

    .service-page-icon {
        margin: 0 auto;
    }

    .service-detail-card {
        padding: 24px;
    }

    .service-detail-icon {
        margin: 0 auto 24px;
    }

    .service-detail-card h3,
    .service-detail-card>p {
        text-align: center;
    }
}


/* ===== Danışmanlık Sayfası ===== */
.consulting-section {
    padding: 80px 0;
}

.consulting-card {
    background: linear-gradient(135deg, #e8f4f8 0%, #f0f9fb 100%);
    border-radius: var(--radius);
    padding: 48px;
    margin-bottom: 40px;
}

.consulting-card:last-child {
    margin-bottom: 0;
}

.consulting-header {
    margin-bottom: 32px;
}

.consulting-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: #1a3a5c;
    margin: 0;
}

.consulting-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
}

.consulting-icon i {
    font-size: 40px;
    color: #1a3a5c;
}

.consulting-content {
    color: #1a3a5c;
}

.consulting-list {
    list-style: disc;
    padding-left: 24px;
    margin: 0;
}

.consulting-list>li {
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 15px;
}

.consulting-list>li:last-child {
    margin-bottom: 0;
}

.consulting-sublist {
    list-style: circle;
    padding-left: 24px;
    margin-top: 12px;
}

.consulting-sublist li {
    margin-bottom: 8px;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .consulting-card {
        padding: 32px 24px;
    }

    .consulting-header h2 {
        font-size: 22px;
    }

    .consulting-list>li {
        font-size: 14px;
    }
}


/* ===== Danışmanlık Sayfası ===== */
.consulting-section {
    padding: 80px 0 40px;
}

.consulting-intro {
    max-width: 800px;
}

.consulting-intro p {
    font-size: 17px;
    color: var(--gray);
    line-height: 1.8;
    margin-top: 20px;
}

.consulting-detail-section {
    padding: 40px 0 80px;
}

.consulting-card {
    background: linear-gradient(135deg, #e8f4f8 0%, #f0f9fc 100%);
    border-radius: var(--radius);
    padding: 48px;
    margin-bottom: 32px;
}

.consulting-card:last-child {
    margin-bottom: 0;
}

.consulting-icon {
    margin-bottom: 16px;
    color: var(--primary-dark);
}

.consulting-card h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 24px;
}

.consulting-content ul {
    list-style: disc;
    padding-left: 24px;
    margin: 0;
}

.consulting-content>ul>li {
    font-size: 15px;
    color: var(--dark);
    line-height: 1.8;
    margin-bottom: 16px;
}

.consulting-content>ul>li:last-child {
    margin-bottom: 0;
}

.consulting-content .sub-list {
    list-style: circle;
    margin-top: 12px;
    padding-left: 24px;
}

.consulting-content .sub-list li {
    font-size: 15px;
    color: var(--dark);
    line-height: 1.7;
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .consulting-card {
        padding: 32px 24px;
    }

    .consulting-card h2 {
        font-size: 22px;
    }

    .consulting-content>ul>li {
        font-size: 14px;
    }
}


/* ===== Link Medical / Mat Medikal Sayfası ===== */
.link-medical-section {
    padding: 80px 0;
}

.link-medical-card {
    background: linear-gradient(135deg, #1a3a5c 0%, #0d2137 100%);
    border-radius: var(--radius);
    padding: 64px;
    text-align: left;
    margin-bottom: 32px;
}

.link-medical-card:last-child {
    margin-bottom: 0;
}

.link-medical-card h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 24px;
}

.link-medical-card p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    max-width: 800px;
    margin: 0;
}

@media (max-width: 768px) {
    .link-medical-card {
        padding: 40px 24px;
    }

    .link-medical-card h2 {
        font-size: 28px;
    }

    .link-medical-card p {
        font-size: 16px;
    }
}

/* Floating Contact Widget */
.floating-contact {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 9999;
}

.floating-toggle {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.floating-toggle.active {
    transform: rotate(45deg);
    background: var(--dark);
}

.floating-menu {
    position: absolute;
    bottom: 75px;
    left: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.floating-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.f-item {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    position: relative;
}

.f-item:hover {
    transform: scale(1.1);
}

.f-item.phone {
    background: #2563eb;
}

.f-item.whatsapp {
    background: #25d366;
}

.f-item.email {
    background: #ea4335;
}

.f-item.instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.f-label {
    position: absolute;
    left: 65px;
    background: #fff;
    color: #333;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: 0.2s;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.f-item:hover .f-label {
    opacity: 1;
    visibility: visible;
}


/* ===== Sabit Hızlı Erişim Butonları ===== */
.quick-contact {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qc-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    cursor: pointer;
}

.qc-btn:hover {
    transform: scale(1.15) translateX(5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.qc-btn span {
    position: absolute;
    left: 70px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.qc-btn span::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 5px 5px 5px 0;
    border-color: transparent rgba(0, 0, 0, 0.85) transparent transparent;
}

.qc-btn:hover span {
    opacity: 1;
    visibility: visible;
    left: 75px;
}

.qc-phone {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

.qc-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
}

.qc-email {
    background: linear-gradient(135deg, #ea4335, #c5221f);
}

.qc-linkedin {
    background: linear-gradient(135deg, #0077b5, #005885);
}

.qc-instagram {
    background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.qc-facebook {
    background: linear-gradient(135deg, #1877f2, #0c63d4);
}

.qc-twitter {
    background: linear-gradient(135deg, #1da1f2, #0d8bd9);
}

/* Mobil için ayarlamalar */
@media (max-width: 768px) {
    .quick-contact {
        bottom: 15px;
        left: 15px;
        gap: 8px;
    }

    .qc-btn {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }

    .qc-btn span {
        display: none;
    }
}

@media (max-width: 480px) {
    .quick-contact {
        bottom: 10px;
        left: 10px;
        gap: 6px;
    }

    .qc-btn {
        width: 44px;
        height: 44px;
        font-size: 16px;
    }
}