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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* Header */
.navbar {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

.nav-logo a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 40px;
    width: auto;
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
}

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

.nav-link {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #3498db;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Buttons */
.cta-button, .button {
    display: inline-block;
    background: #3498db;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.cta-button:hover, .button:hover {
    background: #2980b9;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background: #f8f9fa;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

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

.feature {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.feature h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

/* Services */
.services-preview {
    padding: 4rem 0;
}

.services-preview h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

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

.service-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    border-left: 4px solid #3498db;
}

.service-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

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

/* Page Header */
.page-header {
    background: #2c3e50;
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Services Detail */
.services-detail {
    padding: 4rem 0;
}

.service-section {
    margin-bottom: 3rem;
}

.service-section h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 2rem;
}

.service-content ul {
    list-style-type: none;
    padding-left: 0;
}

.service-content li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.service-content li:before {
    content: "✓ ";
    color: #3498db;
    font-weight: bold;
}

/* About */
.about-content {
    padding: 4rem 0;
}

.about-section {
    margin-bottom: 3rem;
}

.about-section h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 2rem;
}

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

.approach-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}

.approach-item h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

/* Contact */
.contact-content {
    padding: 4rem 0;
}

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

.contact-info h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

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

.contact-item {
    margin-bottom: 2rem;
}

.contact-item h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.contact-item ul {
    list-style-type: none;
    padding-left: 0;
}

.contact-item li {
    padding: 0.25rem 0;
    color: #666;
}

/* Contact Form */
.contact-form-container h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.contact-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #2c3e50;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.submit-button {
    background: #3498db;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-button:hover {
    background: #2980b9;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
}

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

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

/* CAPTCHA Styles */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

#captcha-image {
    border: 1px solid #ddd;
    border-radius: 5px;
    background: white;
    padding: 5px;
}

.refresh-captcha {
    background: #3498db;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
}

.refresh-captcha:hover {
    background: #2980b9;
}

.captcha-container input[type="text"] {
    flex: 1;
    max-width: 200px;
}

/* CTA Section */
.cta-section {
    background: #2c3e50;
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.cta-section h2 {
    margin-bottom: 1rem;
    font-size: 2rem;
}

.cta-section p {
    margin-bottom: 2rem;
}

/* Projects */
.projects-content {
    padding: 4rem 0;
}

.privacy-notice {
    background: #fff3cd;
    border: 2px solid #ffc107;
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.privacy-notice p {
    margin: 0;
    color: #856404;
    font-size: 1rem;
    font-weight: 500;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
}

.project-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

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

.project-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.project-type {
    background: rgba(255,255,255,0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.project-description {
    padding: 1.5rem;
}

.project-description > p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
    color: #555;
}

.company-info {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.company-info h4 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.company-info p {
    color: #666;
    margin: 0;
    line-height: 1.5;
}

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

.project-details h4 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.project-details ul {
    list-style: none;
    padding: 0;
}

.project-details li {
    padding: 0.3rem 0;
    color: #666;
    position: relative;
    padding-left: 1.2rem;
}

.project-details li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #3498db;
    font-weight: bold;
}

.project-tech h4 {
    color: #2c3e50;
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: #f8f9fa;
    color: #2c3e50;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid #e9ecef;
}

.projects-cta {
    background: #f8f9fa;
    padding: 3rem 0;
    text-align: center;
}

.projects-cta h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.projects-cta p {
    color: #666;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background: #34495e;
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: auto;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .features-grid,
    .services-grid,
    .approach-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-card {
        margin-bottom: 1rem;
    }
    
    .project-header {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .tech-tags {
        justify-content: center;
    }
}