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

:root {
    --primary-color: #1976D2;
    --primary-dark: #0D47A1;
    --primary-light: #42A5F5;
    --secondary-color: #0A3E6B;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --text-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

/* Navigation */
.navbar {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo img {
    height: 60px;
    width: auto;
    max-width: 350px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-white);
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Section with Image Slider */
.hero {
    position: relative;
    color: var(--text-white);
    padding: 160px 0 100px;
    margin-top: 70px;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 62, 107, 0.85) 0%, rgba(25, 118, 210, 0.85) 100%);
	opacity: .7;
    z-index: 2;
}

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

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding-bottom: 60px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.7;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-large,
.btn-secondary-large {
    padding: 1rem 2.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary-large {
    background-color: var(--text-white);
    color: var(--primary-color);
}

.btn-primary-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255,255,255,0.3);
}

.btn-secondary-large {
    background-color: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
}

.btn-secondary-large:hover {
    background-color: var(--text-white);
    color: var(--primary-color);
}

/* Slider Indicators */
.slider-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 3;
}

.indicator {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.indicator:hover {
    background-color: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.indicator.active {
    background-color: var(--text-white);
    width: 35px;
    border-radius: 7px;
    border-color: var(--text-white);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Services Section */
.services {
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background-color: var(--bg-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.service-icon {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-card > p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

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

/* Technologies Section */
.technologies {
    background-color: var(--bg-white);
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.tech-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tech-tag {
    background-color: var(--bg-light);
    color: var(--text-dark);
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background-color: var(--primary-color);
    color: var(--text-white);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* About Section */
.about {
    background-color: var(--bg-light);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight-item {
    background-color: var(--bg-white);
    padding: 1.8rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.highlight-item h4 {
    font-size: 1.15rem;
    margin-bottom: 0.8rem;
    color: var(--text-dark);
}

.highlight-item p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    background-color: var(--bg-white);
}

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

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

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

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

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-light);
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Contact Form */
.contact-form {
    background-color: var(--bg-light);
    padding: 2.5rem;
    border-radius: 12px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    background-color: var(--primary-color);
    color: var(--text-white);
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-submit:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 6px;
    display: none;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: var(--text-white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo img {
    height: 60px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-logo p {
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links h4,
.footer-services h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-links a,
.footer-services a {
    display: block;
    color: var(--text-white);
    text-decoration: none;
    opacity: 0.8;
    margin-bottom: 0.5rem;
    transition: opacity 0.3s ease;
}

.footer-links a:hover,
.footer-services a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 120px 0 80px;
        min-height: 500px;
    }
    
    .hero-content {
        padding-bottom: 70px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
        text-align: center;
    }
    
    .slider-indicators {
        bottom: 15px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-categories {
        grid-template-columns: 1fr;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .logo img {
        height: 35px;
        max-width: 220px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .service-card,
    .contact-form {
        padding: 1.5rem;
    }
}