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

:root {
    /* Enhanced Color Palette */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --secondary-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-gradient: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    --light-gradient: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    
    /* Colors */
    --primary-color: #667eea;
    --secondary-color: #4facfe;
    --accent-color: #f093fb;
    --dark-color: #2c3e50;
    --light-color: #f8f9fa;
    --text-dark: #2d3748;
    --text-light: #718096;
    --white: #ffffff;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    /* Enhanced scroll performance */
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    transform: translateZ(0);
    background: var(--white);
}

/* Mobile-first touch improvements */
* {
    -webkit-tap-highlight-color: rgba(102, 126, 234, 0.2);
}

button, .btn, .filter-btn {
    -webkit-tap-highlight-color: rgba(102, 126, 234, 0.3);
    touch-action: manipulation;
}

input, textarea {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

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

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

h1 {
    font-size: 3rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

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

/* Enhanced Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    text-decoration: none;
    border-radius: var(--radius-xl);
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    border: 2px solid transparent;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl);
    filter: brightness(1.1);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--primary-gradient);
    color: var(--white);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* Enhanced Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.2rem 20px;
}

/* Rotating animation for gears */
@keyframes rotate {
    from { 
        transform: rotate(0deg); 
    }
    to { 
        transform: rotate(360deg); 
    }
}

/* Bouncing animation for engineering tools */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-8px);
    }
    60% {
        transform: translateY(-4px);
    }
}

.nav-logo h2 {
    background: var(--primary-gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
    margin: 0;
    font-size: 1.8rem;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--primary-gradient);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: var(--radius-sm);
}

.nav-link:hover::after {
    width: 80%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

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

/* Enhanced Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--light-gradient);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

/* Overlay for background image */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(102, 126, 234, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(240, 147, 251, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(79, 172, 254, 0.2) 0%, transparent 50%),
        rgba(255, 255, 255, 0.8);
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23667eea' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.3;
    z-index: 1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 4rem;
    background: var(--primary-gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2rem;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -1px;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    line-height: 1.7;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 450px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.hero-visual::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.hero-visual i {
    font-size: 8rem;
    color: var(--white);
    animation: rotate 20s linear infinite;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(2deg); }
    66% { transform: translateY(10px) rotate(-2deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

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

.section-header h2 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 5rem 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.feature {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature i {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.feature h4 {
    margin-bottom: 0.5rem;
    color: #333;
}

.feature p {
    font-size: 0.9rem;
    margin: 0;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 300px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

.about-visual i {
    font-size: 6rem;
    color: white;
}

/* Enhanced Services Section */
.services {
    padding: 6rem 0;
    background: var(--light-gradient);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23667eea' fill-opacity='0.03'%3E%3Cpath d='M20 20c0-5.5-4.5-10-10-10s-10 4.5-10 10 4.5 10 10 10 10-4.5 10-10zm10 0c0-5.5-4.5-10-10-10s-10 4.5-10 10 4.5 10 10 10 10-4.5 10-10z'/%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.6;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 1;
}

.service-card {
    background: var(--white);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: rgba(102, 126, 234, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    animation: pulse 2s infinite;
}

.service-icon i {
    font-size: 2.2rem;
    color: var(--white);
}

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

.service-card p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    padding: 0;
}

.service-card li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.service-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

/* Portfolio Section */
.portfolio {
    padding: 5rem 0;
    background: white;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.8rem 1.5rem;
    background: transparent;
    border: 2px solid #667eea;
    color: #667eea;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

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

.portfolio-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-image i {
    font-size: 4rem;
    color: white;
}

.portfolio-content {
    padding: 1.5rem;
}

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

.portfolio-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.portfolio-results span {
    display: inline-block;
    background: #e3f2fd;
    color: #1976d2;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Industries Section */
.industries {
    padding: 5rem 0;
    background: #f8f9fa;
}

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

.industry-card {
    background: var(--white);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.industry-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.industry-image {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1.5rem;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.industry-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.industry-card:hover .industry-image {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

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

.industry-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.industry-card:hover .industry-image::after {
    opacity: 0.2;
}

.industry-card h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
    text-align: center;
    font-weight: 600;
    width: 100%;
    display: block;
    word-wrap: break-word;
    hyphens: auto;
}

.industry-card p {
    margin: 0;
    line-height: 1.6;
    text-align: center;
    color: var(--text-light);
}

/* Enhanced Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--white);
    background-image: 
        radial-gradient(circle at 10% 90%, rgba(102, 126, 234, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 10%, rgba(240, 147, 251, 0.05) 0%, transparent 50%);
}

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

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

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

.contact-item i {
    font-size: 1.5rem;
    color: #667eea;
    margin-top: 0.2rem;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: #333;
}

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

.contact-form {
    background: var(--light-gradient);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem 1.5rem;
    border: 2px solid rgba(102, 126, 234, 0.1);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--white);
    color: var(--text-dark);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

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

/* Enhanced Footer */
.footer {
    background: var(--dark-gradient);
    color: var(--white);
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--primary-gradient);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: #bdc3c7;
    margin-bottom: 0.5rem;
}

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

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

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #667eea;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #667eea;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #764ba2;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Enhanced Mobile Responsive Design */
@media (max-width: 768px) {
    /* Mobile Navigation */
    .nav-container {
        padding: 0.8rem 15px;
    }

    .nav-logo h2 {
        font-size: 1.4rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 65px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: all 0.3s ease;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        padding: 2rem 0;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 0.5rem 0;
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 0.8rem 1.5rem;
        border-radius: 10px;
        transition: all 0.3s ease;
    }

    .nav-link:hover {
        background: #f8f9fa;
        color: #667eea;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    /* Hero Section Mobile */
    .hero {
        padding: 100px 0 50px;
        min-height: 90vh;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 2.2rem;
        line-height: 1.1;
        margin-bottom: 1rem;
    }

    .hero-content p {
        font-size: 1rem;
        margin-bottom: 2rem;
        padding: 0 10px;
    }

    .hero-buttons {
        justify-content: center;
        gap: 0.8rem;
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
        padding: 15px 30px;
        font-size: 1rem;
    }

    .hero-visual {
        height: 250px;
        margin: 0 15px;
    }

    .hero-visual i {
        font-size: 5rem;
    }

    /* About Section Mobile */
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .about-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature {
        padding: 2rem 1.5rem;
    }

    .about-visual {
        height: 200px;
        margin: 0 15px;
    }

    /* Services Section Mobile */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .service-card {
        padding: 2rem 1.5rem;
        text-align: center;
    }

    .service-icon {
        margin: 0 auto 1.5rem;
    }

    /* Portfolio Section Mobile */
    .portfolio-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding: 0 15px 1rem;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .portfolio-filters::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
        white-space: nowrap;
        min-width: auto;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 15px;
    }

    .portfolio-item {
        margin-bottom: 1rem;
    }

    .portfolio-image {
        height: 180px;
    }

    .portfolio-image i {
        font-size: 3rem;
    }

    /* Industries Section Mobile */
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .industry-card {
        padding: 1.5rem 1rem;
        min-width: 140px;
    }

    .industry-image {
        height: 150px;
        margin-bottom: 1rem;
    }

    .industry-card h3 {
        font-size: 1.1rem;
    }

    .industry-card p {
        font-size: 0.9rem;
    }

    /* Contact Section Mobile */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 1rem 0.8rem;
        font-size: 1rem;
    }

    .contact-item {
        margin-bottom: 1.5rem;
    }

    .contact-item i {
        font-size: 1.3rem;
    }

    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-section {
        padding: 1rem 0;
    }

    .social-links {
        justify-content: center;
    }

    /* General Mobile Improvements */
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    h3 {
        font-size: 1.3rem;
    }

    .section-header {
        margin-bottom: 2.5rem;
        padding: 0 15px;
    }

    .container {
        padding: 0 15px;
    }

    /* All sections padding */
    .about,
    .services,
    .portfolio,
    .industries,
    .contact {
        padding: 3rem 0;
    }

    /* Button improvements */
    .btn {
        padding: 12px 25px;
        font-size: 0.95rem;
        touch-action: manipulation;
    }

    .btn:active {
        transform: scale(0.98);
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    .nav-logo h2 {
        font-size: 1.2rem;
    }

    .hero-content h1 {
        font-size: 1.8rem;
        line-height: 1.1;
    }

    .hero-content p {
        font-size: 0.95rem;
        padding: 0 5px;
    }

    .hero-visual {
        height: 200px;
        margin: 0 10px;
    }

    .hero-visual i {
        font-size: 4rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .hero-buttons .btn {
        max-width: 250px;
        padding: 12px 25px;
    }

    .service-card,
    .portfolio-item {
        margin-bottom: 1rem;
    }

    .contact-form {
        padding: 1rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 0.8rem;
        font-size: 0.95rem;
    }

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

    .industry-card {
        padding: 1.5rem;
        min-width: 250px;
        margin: 0 auto;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    /* Reduce spacing on very small screens */
    .about,
    .services,
    .portfolio,
    .industries,
    .contact {
        padding: 2.5rem 0;
    }

    .section-header {
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .service-card,
    .portfolio-item,
    .industry-card {
        margin-bottom: 1rem;
    }

    .contact-form {
        padding: 1.5rem;
    }
}

/* Button loading state */
.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-loader {
    align-items: center;
    gap: 0.5rem;
}

.fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Enhanced Smooth scrolling */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Account for fixed navbar */
}

/* Optimize scrolling performance */
* {
    scroll-behavior: smooth;
}

/* Better scroll performance */
.navbar,
.hero-visual,
.service-card,
.portfolio-item,
.industry-card {
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Smooth transitions for all elements */
*, *::before, *::after {
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Loading animation for portfolio items */
.portfolio-item {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.portfolio-item:nth-child(1) { animation-delay: 0.1s; }
.portfolio-item:nth-child(2) { animation-delay: 0.2s; }
.portfolio-item:nth-child(3) { animation-delay: 0.3s; }
.portfolio-item:nth-child(4) { animation-delay: 0.4s; }