/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

/* Responsive Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: #666;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
}

.btn-outline {
    background: transparent;
    color: #333;
    border: 2px solid #333;
}

.btn-outline:hover {
    background: #333;
    color: white;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-link:hover {
    color: #667eea;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    list-style: none;
    padding: 0.5rem 0;
    z-index: 1001;
}

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

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: #f8f9fa;
    color: #667eea;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #333;
}

.highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #666;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    animation: slideInRight 1s ease-out;
}

.hero-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 1000px;
    height: 1000px;
    background-image: url('logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.12;
    z-index: 1;
    pointer-events: none;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
    position: relative;
    z-index: 2;
}

.about-text h3 {
    color: #333;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #666;
    font-weight: 500;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.service-card {
    background: white;
    padding: 0;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.service-card-content {
    padding: 2rem;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.service-card p {
    margin-bottom: 1.5rem;
    color: #666;
}

.service-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.service-link:hover {
    color: #764ba2;
}

/* References Section */
.references {
    padding: 80px 0;
    background: white;
}

.references-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
    gap: 1rem;
}

.tab-btn {
    padding: 12px 30px;
    border: 2px solid #667eea;
    background: transparent;
    color: #667eea;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tab-btn.active,
.tab-btn:hover {
    background: #667eea;
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    margin-bottom: 0.5rem;
    color: #333;
}

.project-info p {
    margin-bottom: 1rem;
    color: #666;
}

.project-info .status-badge {
    display: inline-block;
    margin-bottom: 1rem;
}

.project-link {
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 10px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.project-link:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
    color: white;
}

.status-badge {
    background: #28a745;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.view-all {
    text-align: center;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: white;
    font-size: 1.2rem;
}

.contact-details h3 {
    margin-bottom: 0.5rem;
    color: #333;
}

.contact-details p {
    color: #666;
    margin: 0;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

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

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-section p {
    color: #ccc;
    margin-bottom: 0.5rem;
}

.footer-section p i {
    margin-right: 0.5rem;
    color: #667eea;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.footer-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #555;
    color: #ccc;
}

/* Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 0.75rem 0;
        width: 100%;
    }
    
    .nav-link {
        padding: 0.75rem 1rem;
        display: block;
        width: 100%;
    }
    
    .dropdown {
        width: 100%;
    }
    
    .dropdown .nav-link {
        width: 100%;
        justify-content: space-between;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8f9fa;
        margin-top: 0.5rem;
        border-radius: 0;
        width: 100%;
        display: none;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .dropdown.open .dropdown-menu {
        display: block;
        max-height: 300px;
    }
    
    .dropdown-menu li {
        margin: 0;
        border-top: 1px solid #e9ecef;
    }
    
    .dropdown-menu li:first-child {
        border-top: none;
    }
    
    .dropdown-menu a {
        padding: 0.75rem 2rem;
        display: block;
    }
    
    .dropdown .nav-link i {
        transition: transform 0.3s ease;
    }
    
    .dropdown.open .nav-link i {
        transform: rotate(180deg);
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-img {
        height: 300px;
        border-radius: 15px;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .about {
        padding: 60px 0;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .services {
        padding: 60px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-image {
        height: 180px;
    }
    
    .service-card-content {
        padding: 1.5rem;
    }
    
    .contact {
        padding: 60px 0;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .contact-icon {
        margin: 0 auto;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .references {
        padding: 60px 0;
    }
    
    .references-tabs {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        padding: 0 20px;
    }
    
    .tab-btn {
        width: 100%;
        padding: 14px 20px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .project-image {
        height: 200px;
    }
    
    .project-info {
        padding: 1.25rem;
    }
    
    .project-info h3 {
        font-size: 1.2rem;
    }
    
    .project-link {
        width: 100%;
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    
    .categories-grid-three {
        grid-template-columns: 1fr;
    }
    
    .categories-grid-two {
        grid-template-columns: 1fr;
    }
    
    .footer {
        padding: 2rem 0 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-section {
        margin-bottom: 1.5rem;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .logo-img {
        width: 35px;
        height: 35px;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 90px 0 50px;
    }
    
    .hero-title {
        font-size: 1.75rem;
        line-height: 1.3;
    }
    
    .hero-description {
        font-size: 0.95rem;
    }
    
    .hero-img {
        height: 250px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 0.95rem;
    }
    
    .about {
        padding: 50px 0;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1.25rem;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .stat-label {
        font-size: 0.9rem;
    }
    
    .about::before {
        width: 400px;
        height: 400px;
    }
    
    .services {
        padding: 50px 0;
    }
    
    .service-image {
        height: 150px;
    }
    
    .service-card-content {
        padding: 1.25rem;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
    }
    
    .service-icon i {
        font-size: 1.5rem;
    }
    
    .contact {
        padding: 50px 0;
    }
    
    .contact-form {
        padding: 1.25rem;
    }
    
    .references {
        padding: 50px 0;
    }
    
    .project-image {
        height: 180px;
    }
    
    .project-info {
        padding: 1rem;
    }
    
    .project-info h3 {
        font-size: 1.1rem;
    }
    
    .project-info p {
        font-size: 0.9rem;
    }
    
    .project-link {
        width: 100%;
        padding: 10px 18px;
        font-size: 0.9rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
        max-width: 100%;
        padding: 14px 24px;
        font-size: 0.95rem;
    }
    
    .tab-btn {
        padding: 12px 18px;
        font-size: 0.95rem;
    }
    
    .logo-text {
        font-size: 1.1rem;
    }
    
    .logo-img {
        width: 30px;
        height: 30px;
    }
    
    .footer {
        padding: 1.5rem 0 1rem;
    }
    
    .footer-content {
        gap: 1.5rem;
    }
    
    .view-all {
        padding: 0 15px;
    }
    
    .view-all .btn {
        width: 100%;
    }
}

/* Tablet Responsive (768px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-container {
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-img {
        height: 400px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .about-content {
        gap: 3rem;
    }
    
    .contact-content {
        gap: 3rem;
    }
    
    .categories-grid-three {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Very small screens */
@media (max-width: 360px) {
    .container {
        padding: 0 12px;
    }
    
    .nav-container {
        padding: 0 12px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .logo-text {
        font-size: 1rem;
    }
    
    .logo-img {
        width: 28px;
        height: 28px;
    }
    
    .hero-img {
        height: 200px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .service-icon {
        width: 50px;
        height: 50px;
    }
    
    .service-icon i {
        font-size: 1.25rem;
    }
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.loading {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Service Pages Styles */
.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.page-header-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
}

.page-header-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: white;
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.6);
}

.service-overview {
    padding: 80px 0;
    background: white;
}

.service-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.service-intro h2 {
    margin-bottom: 2rem;
    color: #333;
}

.service-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.service-categories {
    padding: 80px 0;
    background: #f8f9fa;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

/* Hizmet kategorileri için özel grid düzenlemeleri */
.categories-grid-three {
    grid-template-columns: repeat(3, 1fr);
}

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

/* Tablet Responsive */
@media (max-width: 1024px) {
    .categories-grid-three {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .categories-grid-two {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

.category-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.category-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.category-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.category-card:hover .category-overlay {
    transform: translateY(0);
}

.category-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: white;
}

.category-overlay p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.category-content {
    padding: 2rem;
}

.category-content h3 {
    margin-bottom: 1rem;
    color: #333;
}

.category-content p {
    margin-bottom: 1.5rem;
    color: #666;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    margin-bottom: 2rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #666;
}

.service-features i {
    color: #28a745;
    font-size: 0.9rem;
}

.process-section {
    padding: 80px 0;
    background: white;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    text-align: center;
    padding: 2rem;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-content h3 {
    margin-bottom: 1rem;
    color: #333;
}

.step-content p {
    color: #666;
    line-height: 1.6;
}

.why-choose-us {
    padding: 80px 0;
    background: #f8f9fa;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-item h3 {
    margin-bottom: 1rem;
    color: #333;
}

.feature-item p {
    color: #666;
    line-height: 1.6;
}

.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: white;
    color: #667eea;
}

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

.cta-buttons .btn-secondary {
    border-color: white;
    color: white;
}

.cta-buttons .btn-secondary:hover {
    background: white;
    color: #667eea;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0;
}

.mt-2 {
    margin-top: 2rem;
}

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* References Pages Styles */
.projects-filter {
    padding: 40px 0;
    background: #f8f9fa;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 24px;
    border: 2px solid #667eea;
    background: transparent;
    color: #667eea;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: #667eea;
    color: white;
}

.projects-section {
    padding: 80px 0;
    background: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.project-item {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.project-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-image.contain-image {
    background: transparent;
}

.project-image.contain-image img {
    object-fit: contain;
}

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

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.project-item:hover .project-overlay {
    transform: translateY(0);
}

.project-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: white;
}

.project-overlay p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.5rem;
}

.project-year {
    background: #667eea;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.project-status {
    background: #28a745;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.progress-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
}

.progress-fill {
    height: 100%;
    background: #28a745;
    transition: width 0.3s ease;
}

.project-details {
    padding: 2rem;
}

.project-details h3 {
    margin-bottom: 1rem;
    color: #333;
}

.project-location {
    color: #000 !important;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-location i {
    color: #667eea;
}

.project-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-specs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.spec-item {
    background: #f8f9fa;
    color: #667eea;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.project-progress {
    margin-bottom: 1.5rem;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.progress-label {
    font-weight: 500;
    color: #333;
}

.progress-percentage {
    font-weight: 600;
    color: #667eea;
}

.progress-bar-small {
    height: 6px;
    background: #e9ecef;
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill-small {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

.project-timeline {
    margin-bottom: 1.5rem;
}

.project-timeline p {
    color: #666;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-timeline i {
    color: #667eea;
    width: 16px;
}

.load-more-section {
    text-align: center;
    margin-top: 3rem;
}

.timeline-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #667eea;
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-date {
    background: #667eea;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    min-width: 120px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin: 0 2rem;
    flex: 1;
}

.timeline-content h3 {
    margin-bottom: 1rem;
    color: #333;
}

.timeline-content p {
    color: #666;
    line-height: 1.6;
}

.stats-section {
    padding: 80px 0;
    background: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Responsive adjustments for references pages */
@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
        padding-left: 3rem;
    }
    
    .timeline-date {
        position: absolute;
        left: 0;
        transform: translateX(-50%);
        min-width: 80px;
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .timeline-content {
        margin: 0;
        margin-top: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .project-specs {
        flex-direction: column;
    }
    
    .spec-item {
        text-align: center;
    }
}

/* Project Detail Page Styles */
.project-detail-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.project-detail-header .breadcrumb {
    margin-bottom: 2rem;
}

.project-detail-header .breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
}

.project-detail-header .breadcrumb a:hover {
    color: white;
}

.project-detail-header .breadcrumb span {
    color: rgba(255, 255, 255, 0.6);
}

.project-header-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.project-title-section h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
}

.project-location {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.project-year,
.project-category,
.project-status {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.project-hero-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.project-hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.project-overview {
    padding: 80px 0;
    background: white;
}

.overview-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.overview-text h2 {
    margin-bottom: 2rem;
    color: #333;
}

.overview-text h3 {
    margin-bottom: 1rem;
    margin-top: 2rem;
    color: #333;
}

.overview-text h3:first-child {
    margin-top: 0;
}

.overview-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.overview-text ul {
    list-style: none;
    margin-bottom: 2rem;
}

.overview-text li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #666;
}

.overview-text i {
    color: #28a745;
    font-size: 0.9rem;
}

.overview-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.stat-icon i {
    font-size: 1.5rem;
    color: white;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

.project-gallery {
    padding: 80px 0;
    background: #f8f9fa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.project-timeline-section {
    padding: 80px 0;
    background: white;
}

.timeline-detailed {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    margin-top: 3rem;
}

.timeline-detailed::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #667eea;
    transform: translateX(-50%);
}

.timeline-item-detailed {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item-detailed:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-date-detailed {
    background: #667eea;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    min-width: 120px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.timeline-content-detailed {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin: 0 2rem;
    flex: 1;
}

.timeline-content-detailed h3 {
    margin-bottom: 1rem;
    color: #333;
}

.timeline-content-detailed p {
    color: #666;
    line-height: 1.6;
}

.project-technologies {
    padding: 80px 0;
    background: #f8f9fa;
}

.technologies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.tech-icon i {
    font-size: 2rem;
    color: white;
}

.tech-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.tech-card p {
    color: #666;
    line-height: 1.6;
}

.project-results {
    padding: 80px 0;
    background: white;
}

.results-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.results-text h3 {
    margin-bottom: 1rem;
    margin-top: 2rem;
    color: #333;
}

.results-text h3:first-child {
    margin-top: 0;
}

.results-text ul {
    list-style: none;
    margin-bottom: 2rem;
}

.results-text li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #666;
}

.results-text i {
    color: #28a745;
    font-size: 0.9rem;
}

blockquote {
    background: #f8f9fa;
    padding: 2rem;
    border-left: 4px solid #667eea;
    border-radius: 0 10px 10px 0;
    margin: 2rem 0;
    font-style: italic;
    color: #666;
    line-height: 1.6;
}

cite {
    display: block;
    margin-top: 1rem;
    font-weight: 600;
    color: #333;
    font-style: normal;
}

.results-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.result-stat {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
}

.result-stat:hover {
    transform: translateY(-5px);
}

.result-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.result-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

.related-projects {
    padding: 80px 0;
    background: #f8f9fa;
}

.related-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.related-project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.related-project-card:hover {
    transform: translateY(-5px);
}

.related-project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.related-project-info {
    padding: 1.5rem;
}

.related-project-info h3 {
    margin-bottom: 0.5rem;
    color: #333;
}

.related-project-info p {
    color: #666;
    margin-bottom: 1rem;
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
}

.lightbox-close:hover {
    color: #667eea;
}

#lightbox-img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    transform: translateY(-50%);
}

.lightbox-prev,
.lightbox-next {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    font-size: 30px;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.4);
}

/* Responsive adjustments for project detail page */
@media (max-width: 768px) {
    .project-header-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: left;
    }
    
    .project-title-section h1 {
        font-size: 2rem;
    }
    
    .overview-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .overview-stats {
        grid-template-columns: 1fr;
    }
    
    .results-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .results-stats {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .technologies-grid {
        grid-template-columns: 1fr;
    }
    
    .related-projects-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-detailed::before {
        left: 20px;
    }
    
    .timeline-item-detailed {
        flex-direction: column !important;
        align-items: flex-start;
        padding-left: 3rem;
    }
    
    .timeline-date-detailed {
        position: absolute;
        left: 0;
        transform: translateX(-50%);
        min-width: 80px;
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .timeline-content-detailed {
        margin: 0;
        margin-top: 1rem;
    }
}

@media (max-width: 480px) {
    .project-meta {
        flex-direction: column;
        align-items: center;
    }
    
    .project-year,
    .project-category,
    .project-status {
        width: 100%;
        text-align: center;
    }
}

/* Contact Page Styles */
.contact-info-section {
    padding: 80px 0;
    background: white;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-info-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.contact-info-card:hover {
    transform: translateY(-5px);
}

.contact-info-card .contact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.contact-info-card .contact-icon i {
    font-size: 2rem;
    color: white;
}

.contact-info-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.contact-info-card p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.contact-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: #764ba2;
}

.contact-form-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.contact-form-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.form-section {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form {
    margin-top: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

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

.checkbox-group {
    margin-bottom: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-label a {
    color: #667eea;
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.info-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.info-card h3 {
    margin-bottom: 1.5rem;
    color: #333;
}

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

.info-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: #666;
}

.info-list i {
    color: #28a745;
    font-size: 0.9rem;
}

.quick-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.quick-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 12px 20px;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: background 0.3s ease;
}

.quick-btn:hover {
    background: #764ba2;
}

.quick-btn.whatsapp {
    background: #25d366;
}

.quick-btn.whatsapp:hover {
    background: #128c7e;
}

.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.social-link {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: white;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.social-link:hover {
    transform: translateY(-3px);
}

.social-link.linkedin {
    background: #0077b5;
}

.social-link.facebook {
    background: #1877f2;
}

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

.social-link.twitter {
    background: #1da1f2;
}

.map-section {
    padding: 80px 0;
    background: white;
}

.map-section .section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.map-section .section-title {
    color: #333;
    margin-bottom: 0.5rem;
}

.map-section .section-subtitle {
    color: #666;
    font-size: 1.1rem;
}

.map-container {
    margin-top: 3rem;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    width: 100%;
    height: 400px;
    border: 0;
    border-radius: 15px;
    display: block;
}

.map-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.map-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.map-btn:hover {
    background: #5a6fd8;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    color: white;
}

.map-btn i {
    font-size: 1.1rem;
}

.faq-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    margin-top: 3rem;
}

.faq-item {
    background: white;
    border-radius: 15px;
    margin-bottom: 1rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: #f8f9fa;
}

.faq-question h3 {
    margin: 0;
    color: #333;
    font-size: 1.1rem;
}

.faq-question i {
    color: #667eea;
    transition: transform 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.faq-item.active .faq-question {
    background: #f8f9fa;
}

/* Responsive adjustments for contact page */
@media (max-width: 768px) {
    .contact-form-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-section {
        padding: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-contact {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .quick-btn {
        flex: 1;
        min-width: 120px;
    }
    
    /* Map responsive */
    .map-section {
        padding: 3rem 0;
    }
    
    .map-container {
        margin-top: 2rem;
    }
    
    .map-container iframe {
        height: 300px;
    }
    
    .map-actions {
        flex-direction: column;
        align-items: center;
        margin-top: 1.5rem;
    }
    
    .map-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .social-links {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .form-section {
        padding: 1.5rem;
    }
    
    .info-card {
        padding: 1.5rem;
    }
    
    .quick-contact {
        flex-direction: column;
    }
    
    .quick-btn {
        width: 100%;
    }
    
    /* Map mobile */
    .map-section {
        padding: 2rem 0;
    }
    
    .map-container {
        margin-top: 1.5rem;
    }
    
    .map-container iframe {
        height: 250px;
    }
    
    .map-actions {
        margin-top: 1rem;
    }
    
    .map-btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    /* Additional mobile optimizations */
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .service-intro h2 {
        font-size: 1.8rem;
    }
    
    .category-content h3 {
        font-size: 1.1rem;
    }
    
    .process-step .step-content h3 {
        font-size: 1.1rem;
    }
    
    .feature-item h3 {
        font-size: 1.1rem;
    }
    
    /* Footer mobile */
    .footer-logo {
        justify-content: center;
        margin-bottom: 1.5rem;
    }
    
    .footer-logo .logo-text {
        font-size: 1.3rem;
    }
}

/* Service Categories Responsive */
@media (max-width: 768px) {
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .category-card {
        margin-bottom: 1rem;
    }
    
    .category-image {
        height: 200px;
    }
    
    .service-categories {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .category-image {
        height: 150px;
    }
    
    .category-content h3 {
        font-size: 1.2rem;
    }
    
    .service-features li {
        font-size: 0.9rem;
    }
}

/* Process Steps Responsive */
@media (max-width: 768px) {
    .process-steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .process-step {
        text-align: center;
    }
    
    .step-content h3 {
        font-size: 1.2rem;
    }
}

/* Features Grid Responsive */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-item {
        text-align: center;
    }
}

/* Additional responsive optimizations */
@media (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }
    
    .hero-container {
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
}

@media (max-width: 992px) {
    .hero-container {
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content {
        gap: 3rem;
    }
    
    .contact-content {
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid-three {
        grid-template-columns: 1fr;
    }
    
    .categories-grid-two {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .references-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .page-header-content h1 {
        font-size: 2.5rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .about::before {
        width: 500px;
        height: 500px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .nav-menu {
        padding: 1rem 0;
    }
    
    .nav-menu li {
        margin: 0.5rem 0;
    }
    
    .page-header-content h1 {
        font-size: 2rem;
    }
    
    .project-title-section h1 {
        font-size: 1.8rem;
    }
    
    .overview-stats {
        grid-template-columns: 1fr;
    }
    
    .results-stats {
        grid-template-columns: 1fr;
    }
    
    .technologies-grid {
        grid-template-columns: 1fr;
    }
    
    .related-projects-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .quick-contact {
        flex-direction: column;
    }
    
    .quick-btn {
        width: 100%;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Print styles */
@media print {
    .header,
    .footer,
    .hamburger,
    .btn,
    .cta-section {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    .hero {
        padding: 20px 0;
    }
    
    .section-title {
        font-size: 18pt;
        margin-bottom: 10pt;
    }
    
    .project-item,
    .service-card,
    .category-card {
        break-inside: avoid;
        margin-bottom: 20pt;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000;
        color: #fff;
        border: 2px solid #000;
    }
    
    .btn-secondary {
        background: transparent;
        color: #000;
        border: 2px solid #000;
    }
    
    .nav-link {
        color: #000;
    }
    
    .nav-link:hover {
        color: #000;
        text-decoration: underline;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .hero-content,
    .hero-image {
        animation: none;
    }
    
    .service-card:hover,
    .project-card:hover,
    .category-card:hover {
        transform: none;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Skip to content link for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #000;
    color: #fff;
    padding: 8px;
    text-decoration: none;
    z-index: 10000;
}

.skip-link:focus {
    top: 6px;
}

/* Photo Gallery Styles */
.photo-gallery-section {
    padding: 80px 0;
    background: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

/* Project Info Styles */
.project-info-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.project-info-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.project-details-card,
.project-description-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.project-details-card h3,
.project-description-card h3 {
    color: #333;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

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

.detail-label {
    font-weight: 600;
    color: #666;
}

.detail-value {
    color: #333;
    font-weight: 500;
}

.project-description-card p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Back to Projects */
.back-to-projects {
    padding: 40px 0;
    background: white;
}

.back-button-container {
    text-align: center;
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    border-radius: 10px;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 2rem;
    padding: 1rem;
    cursor: pointer;
    border-radius: 50%;
    pointer-events: all;
    transition: background 0.3s ease;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.4);
}

.lightbox-prev {
    margin-left: -60px;
}

.lightbox-next {
    margin-right: -60px;
}

/* Project Header Styles */
.project-header {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.project-header-content {
    text-align: left;
}

.project-title-section h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
}

.project-area {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.project-meta {
    display: flex;
    justify-content: flex-start;
    gap: 2rem;
    flex-wrap: wrap;
}

.project-year,
.project-investor {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
}

/* Touch-friendly improvements for mobile */
@media (max-width: 768px) {
    .btn {
        min-height: 44px;
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .nav-link {
        padding: 12px 16px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .project-info-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
    
    .project-title-section h1 {
        font-size: 2rem;
    }
    
    .project-meta {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .lightbox-prev {
        margin-left: -40px;
    }
    
    .lightbox-next {
        margin-right: -40px;
    }
    
    .hamburger {
        width: 44px;
        height: 44px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        cursor: pointer;
    }
    
    .bar {
        width: 25px;
        height: 3px;
        background-color: #333;
        margin: 3px 0;
        transition: 0.3s;
    }
    
    /* Better spacing for mobile */
    .container {
        padding: 0 20px;
    }
    
    .section-header {
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
}

/* Very small screens */
@media (max-width: 360px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .logo-text {
        font-size: 1.1rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 10px 20px;
    }
}