/**
 * Salkon Mühendislik - Sayfa Stilleri
 * Page-specific styles
 */

/* ============================================
   Page Hero
   ============================================ */
.page-hero {
    position: relative;
    padding: 30px 0 30px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--bg-white);
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/pattern.png');
    opacity: 0.1;
    z-index: 1;
}

.page-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 164, 204, 0.95), rgba(13, 71, 161, 0.9));
    z-index: 2;
}

.page-hero .container {
    position: relative;
    z-index: 3;
}

.page-hero-content {
    text-align: center;
}

.page-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--bg-white);
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.9);
}

.breadcrumb a {
    color: var(--bg-white);
    transition: var(--transition-smooth);
}

.breadcrumb a:hover {
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb span {
    opacity: 0.7;
}

/* ============================================
   Content Sections
   ============================================ */
.content-box {
    padding-left: var(--spacing-xl);
    column-count: 2;
    column-gap: var(--spacing-xl);
}

.content-box p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    break-inside: avoid;
}

.about-image-grid {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image-grid img {
    width: 100%;
    height: auto;
    display: block;
}

/* ============================================
   Mission & Vision Cards
   ============================================ */
.mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    max-width: 920px;
    margin-left: auto;
    margin-right: auto;
}

.mv-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 164, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.mv-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mv-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 12px 35px rgba(0, 164, 204, 0.15);
    border-color: rgba(0, 164, 204, 0.3);
}

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

.mv-icon {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--bg-white);
    font-size: 48px;
    margin: 0 auto var(--spacing-lg);
    box-shadow: 0 8px 20px rgba(0, 164, 204, 0.25);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mv-card:hover .mv-icon {
    transform: scale(1.1) rotate(5deg);
}

.mv-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
    letter-spacing: -0.5px;
}

.mv-card p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-light);
    margin: 0;
}

/* ============================================
   Features Grid
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: var(--transition-smooth);
}

.feature-item:hover {
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border-radius: var(--radius-lg);
    color: var(--bg-white);
    font-size: 32px;
    margin: 0 auto var(--spacing-md);
}

.feature-item h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-color);
}

.feature-item p {
    font-size: 15px;
    color: var(--text-light);
    margin: 0;
}

/* ============================================
   Services Page
   ============================================ */
.service-detail-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.service-detail-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.service-detail-content {
    padding: var(--spacing-lg);
}

.service-detail-content h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-color);
}

.service-detail-content ul {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.service-detail-content ul li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--text-dark);
}

.service-detail-content ul li i {
    color: var(--primary-color);
    font-size: 18px;
    margin-top: 2px;
}

/* ============================================
   Projects Grid
   ============================================ */
.projects-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--bg-light);
    border: 2px solid transparent;
    border-radius: 50px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--bg-white);
    border-color: var(--primary-color);
}

/* ============================================
   Product Cards
   ============================================ */
.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-content {
    padding: var(--spacing-md);
}

.product-code {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-light);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
}

.product-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark-color);
}

.product-description {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
}

/* ============================================
   Category Sidebar
   ============================================ */
.category-sidebar {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.category-sidebar h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.category-list {
    list-style: none;
}

.category-list li {
    border-bottom: 1px solid var(--border-light);
}

.category-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition-smooth);
}

.category-list a:hover,
.category-list a.active {
    color: var(--primary-color);
    padding-left: 10px;
}

.category-list i {
    color: var(--text-muted);
}

/* ============================================
   Quality & Production
   ============================================ */
.certification-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.certification-item {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-light);
    transition: var(--transition-smooth);
}

.certification-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.certification-item img {
    max-width: 120px;
    height: auto;
    margin: 0 auto var(--spacing-sm);
}

.certification-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .page-hero {
        padding: var(--spacing-xl) 0 var(--spacing-lg);
    }
    
    .page-title {
        font-size: clamp(28px, 6vw, 36px);
    }
    
    .content-box {
        padding-left: 0;
        margin-top: var(--spacing-lg);
        column-count: 1;
    }
    
    .mission-vision-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .mv-card,
    .feature-item {
        padding: var(--spacing-lg);
    }
    
    .mv-icon {
        width: 80px;
        height: 80px;
        font-size: 36px;
        margin-bottom: var(--spacing-md);
    }
    
    .projects-filter {
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .filter-btn {
        white-space: nowrap;
    }
}

/* ============================================
   Services Page
   ============================================ */
.services-page .section-padding {
    padding: var(--spacing-lg) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: var(--bg-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 164, 204, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 12px 35px rgba(0, 164, 204, 0.15);
    border-color: rgba(0, 164, 204, 0.3);
}

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

.service-icon {
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--bg-white);
    font-size: 24px;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 6px 15px rgba(0, 164, 204, 0.25);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(-5deg);
}

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--dark-color);
}

.service-card p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.service-description,
.service-description p,
.service-description span,
.service-description div {
    font-size: 13px !important;
    line-height: 1.6;
    color: var(--text-light);
    margin: 0 0 var(--spacing-sm) 0;
    font-weight: 400 !important;
}

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

.service-features li {
    padding: 6px 0;
    padding-left: 22px;
    color: var(--text-dark);
    font-size: 13px;
    font-weight: 500;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

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

.service-features.rich-text li {
    padding: 6px 0;
    padding-left: 22px;
    color: var(--text-dark);
    font-size: 13px;
    font-weight: 500;
    position: relative;
}

.service-features.rich-text li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.service-features.rich-text p {
    margin: 0;
    padding: 0;
}

/* ============================================
   Process Timeline
   ============================================ */
.process-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.process-step {
    text-align: center;
    flex: 0 1 200px;
}

.step-number {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--bg-white);
    border-radius: 50%;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
    box-shadow: 0 8px 20px rgba(0, 164, 204, 0.25);
}

.process-step h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-color);
}

.process-step p {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

.step-connector {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    flex-shrink: 0;
}

/* ============================================
   CTA Section
   ============================================ */
.bg-primary-light {
    background: rgba(0, 164, 204, 0.05);
}

.cta-section {
    padding: var(--spacing-xl);
}

.cta-section h2 {
    font-size: 28px;
    margin-bottom: var(--spacing-md);
    color: #fff;
}

.cta-section p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
    margin-top: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        text-align: center;
    }
    
    .service-icon {
        margin-left: auto;
        margin-right: auto;
    }
    
    .service-card h3 {
        text-align: center;
    }
    
    .service-card p,
    .service-description,
    .service-description p {
        text-align: center;
    }
    
    .service-features {
        display: inline-block;
        text-align: left;
    }
    
    .process-timeline {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .step-connector {
        width: 2px;
        height: 40px;
        margin: var(--spacing-sm) 0;
    }
    
    .cta-section h2 {
        font-size: 24px;
    }
}

/* ============================================
   Projects Page
   ============================================ */
.projects-page .section-padding {
    padding: var(--spacing-lg) 0;
}

.projects-filter-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--border-color);
    background: var(--bg-white);
    color: var(--text-dark);
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 14px;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--bg-white);
    border-color: transparent;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.project-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 164, 204, 0.1);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 164, 204, 0.15);
}

.project-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--bg-gray);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 164, 204, 0.1), rgba(0, 188, 212, 0.1));
    color: var(--primary-color);
    font-size: 48px;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

/* Hover overlay for button */
.project-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 2;
}

.project-card:hover .project-hover-overlay {
    opacity: 1;
}

/* Always visible name overlay at bottom */
.project-name-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.5) 70%, transparent 100%);
    padding: 40px 20px 16px 20px;
    z-index: 1;
}

.project-name-overlay .project-cat-badge {
    display: inline-block;
    padding: 3px 10px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.project-name-overlay h3 {
    font-size: 16px;
    font-weight: 700;
    color: #fff !important;
    margin: 0 0 4px 0;
    line-height: 1.3;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}

.project-name-overlay .project-loc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.project-name-overlay .project-loc i {
    margin-right: 4px;
    font-size: 12px;
}

.view-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 25px;
    font-weight: 600;
    transition: all 5s ease;
    display: inline-block;
    text-decoration: none;
}

.view-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.project-info {
    padding: var(--spacing-lg);
}

.project-category {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.project-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-color);
    line-height: 1.4;
}

.project-location {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.project-location i {
    margin-right: 6px;
    color: var(--primary-color);
}

.project-year {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
    font-weight: 500;
}

.project-info .featured-badge {
    position: static;
    display: inline-block;
    background: #ffc107;
    color: #333;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: none;
    margin-bottom: 8px;
    margin-left: 0;
}

.featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    z-index: 2;
}

/* Featured badge on project card top right */
.featured-badge-top {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 193, 7, 0.95);
    color: #000;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: none;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
}

.project-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.project-sku {
    font-size: 12px;
    color: var(--text-muted);
    margin: 0;
}

.empty-state {
    padding: var(--spacing-xxl) var(--spacing-lg);
    text-align: center;
}

.empty-state p {
    font-size: 18px;
    color: var(--text-light);
    margin: 0;
}

@media (max-width: 768px) {
    .projects-filter-container {
        gap: 6px;
        justify-content: center;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 8px;
        flex-wrap: nowrap;
    }
    
    .filter-btn {
        padding: 8px 14px;
        font-size: 12px;
        white-space: nowrap;
        flex-shrink: 0;
        border-width: 1.5px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Quality Page Styles
   ============================================ */
.quality-page {
    background: var(--bg-white);
}

.quality-values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.quality-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 164, 204, 0.1);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.quality-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.quality-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 12px 35px rgba(0, 164, 204, 0.15);
    border-color: rgba(0, 164, 204, 0.3);
}

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

.quality-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--bg-white);
    font-size: 36px;
    margin: 0 auto var(--spacing-lg);
    box-shadow: 0 8px 20px rgba(0, 164, 204, 0.25);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.quality-card:hover .quality-icon {
    transform: scale(1.1) rotate(5deg);
}

.quality-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.quality-card p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-light);
    margin: 0;
}

/* Quality Principles */
.principles-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.principle-item {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-white);
    border-radius: 12px;
    border-left: 5px solid var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.principle-item:hover {
    box-shadow: 0 4px 16px rgba(0, 164, 204, 0.1);
    transform: translateX(8px);
}

.principle-number {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--bg-white);
    font-size: 24px;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(0, 164, 204, 0.25);
}

.principle-content h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark-color);
    margin: 0 0 var(--spacing-sm) 0;
}

.principle-content p {
    font-size: 15px;
    color: var(--text-light);
    margin: 0;
    line-height: 1.7;
}

/* Production Facility */
.facility-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.facility-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 164, 204, 0.1);
}

.facility-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 164, 204, 0.15);
    border-color: rgba(0, 164, 204, 0.3);
}

.facility-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--bg-white);
    font-size: 32px;
    margin: 0 auto var(--spacing-lg);
    box-shadow: 0 4px 12px rgba(0, 164, 204, 0.25);
    transition: transform 0.3s ease;
}

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

.facility-item h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.facility-item p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

/* Certifications Grid */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.certification-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(0, 164, 204, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.certification-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.certification-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 164, 204, 0.15);
    border-color: rgba(0, 164, 204, 0.3);
}

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

.cert-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: var(--bg-white);
    font-size: 40px;
    margin: 0 auto var(--spacing-lg);
    box-shadow: 0 4px 12px rgba(0, 164, 204, 0.25);
}

.certification-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.certification-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.cert-year {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xxl) var(--spacing-lg);
}

.cta-section h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: #fff;
}

.cta-section p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.bg-primary-light {
    background: linear-gradient(135deg, rgba(0, 164, 204, 0.1), rgba(13, 71, 161, 0.05));
    border-top: 2px solid rgba(0, 164, 204, 0.2);
    border-bottom: 2px solid rgba(0, 164, 204, 0.2);
}

/* ============================================
   Quality Page Responsive
   ============================================ */
@media (max-width: 768px) {
    .quality-values-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .principle-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-lg);
    }
    
    .principle-number {
        width: 50px;
        height: 50px;
        min-width: 50px;
        font-size: 20px;
    }
    
    .facility-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .certifications-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .cta-section h2 {
        font-size: 24px;
    }
    
    .cta-section p {
        font-size: 16px;
    }
}

/* ============================================
   Project Detail Page
   ============================================ */
.project-category-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-detail-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--spacing-xxl);
}

.project-main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    grid-row: 1 / 4;
}

.project-info-card {
    grid-column: 2;
}

.project-image-large {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.project-image-large img {
    width: 100%;
    height: auto;
    display: block;
}

.placeholder-image-large {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--bg-light), #e0e0e0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--text-muted);
}

.project-description-box,
.project-scope-box,
.project-features-box {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
}

.project-description-box h2,
.project-scope-box h3,
.project-features-box h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--primary-color);
}

.project-description-box p,
.project-scope-box p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-dark);
    padding: var(--spacing-sm);
    background: var(--bg-light);
    border-radius: 8px;
}

.features-list li i {
    color: var(--primary-color);
    font-size: 18px;
}

/* Project Sidebar Items */
.project-info-card {
    align-self: start;
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-top: 4px solid var(--primary-color);
}

.project-info-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
}

.info-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
}

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

.info-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    color: var(--bg-white);
    font-size: 18px;
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.info-value {
    font-size: 15px;
    color: var(--dark-color);
    font-weight: 600;
}

.project-cta-card {
    grid-column: 2;
    align-self: start;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    padding: var(--spacing-xl);
    border-radius: 12px;
    text-align: center;
    color: var(--bg-white);
}

.project-cta-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.project-cta-card p {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.project-cta-card .btn {
    background: var(--bg-white);
    color: var(--primary-color);
    font-weight: 600;
}

.project-cta-card .btn:hover {
    background: rgba(255, 255, 255, 0.9);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Utility Classes */
.desktop-only {
    display: block;
}
.mobile-only {
    display: none;
}

/* ============================================
   Project Detail Responsive
   ============================================ */
@media (max-width: 992px) {
    .project-detail-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .project-main {
        grid-row: auto;
        order: 1;
    }
    
    .project-info-card {
        grid-column: 1;
        order: 2;
    }
    
    .desktop-only {
        display: none !important;
    }
    
    .mobile-only {
        display: block !important;
    }
}

@media (max-width: 768px) {
    .features-list {
        grid-template-columns: 1fr;
    }
    
    .placeholder-image-large {
        height: 250px;
        font-size: 50px;
    }
    
    .project-description-box,
    .project-scope-box,
    .project-features-box {
        padding: var(--spacing-lg);
    }
}