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

:root {
    --primary-blue: #0066CC;
    --secondary-blue: #004C99;
    --light-blue: #E6F2FF;
    --clinical-gray: #F5F7FA;
    --dark-gray: #2C3E50;
    --border-gray: #D1D9E6;
    --white: #FFFFFF;
    --text-dark: #1A202C;
    --text-light: #4A5568;
    --success-green: #10B981;
    --shadow: rgba(0, 0, 0, 0.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
}

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

/* Header & Navigation */
header {
    background: var(--white);
    border-bottom: 1px solid var(--border-gray);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px var(--shadow);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 20px;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    letter-spacing: -0.5px;
}

.logo .tagline {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 400;
    margin-top: 0.25rem;
}

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

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--clinical-gray) 100%);
    padding: 5rem 0;
    border-bottom: 3px solid var(--primary-blue);
}

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

.hero h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.cta-button {
    display: inline-block;
    background: var(--primary-blue);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s;
    border: 2px solid var(--primary-blue);
}

.cta-button:hover {
    background: var(--secondary-blue);
    border-color: var(--secondary-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

/* Capabilities Section */
.capabilities {
    padding: 5rem 0;
    background: var(--white);
}

.capabilities h2,
.certifications h2,
.products h2,
.process h2,
.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--dark-gray);
    margin-bottom: 3rem;
    font-weight: 700;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.capability-card {
    background: var(--clinical-gray);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-gray);
    transition: all 0.3s;
}

.capability-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow);
    border-color: var(--primary-blue);
}

.capability-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.capability-card h3 {
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.capability-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Certifications Section */
.certifications {
    padding: 5rem 0;
    background: var(--light-blue);
}

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

.cert-item {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    text-align: center;
    border: 2px solid var(--primary-blue);
    box-shadow: 0 4px 12px var(--shadow);
}

.cert-item h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.cert-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Products Section */
.products {
    padding: 5rem 0;
    background: var(--white);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--clinical-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
}

.product-card h3 {
    font-size: 1.4rem;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.product-card ul {
    list-style: none;
}

.product-card li {
    padding: 0.5rem 0;
    color: var(--text-light);
    border-bottom: 1px solid var(--border-gray);
}

.product-card li:last-child {
    border-bottom: none;
}

.product-card li:before {
    content: "✓ ";
    color: var(--success-green);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Process Section */
.process {
    padding: 5rem 0;
    background: var(--clinical-gray);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 180px;
    background: var(--white);
    padding: 2rem 1.5rem;
    border-radius: 8px;
    text-align: center;
    border-top: 4px solid var(--primary-blue);
    box-shadow: 0 4px 12px var(--shadow);
}

.step-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    line-height: 50px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step h3 {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 1rem;
    font-weight: 600;
}

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

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: var(--white);
}

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

.contact-info h3 {
    font-size: 1.8rem;
    color: var(--dark-gray);
    margin-bottom: 1rem;
    font-weight: 600;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    background: var(--clinical-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
}

.contact-details p {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-details strong {
    color: var(--primary-blue);
}

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

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid var(--border-gray);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--clinical-gray);
    transition: border-color 0.3s;
}

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

.contact-form button {
    cursor: pointer;
    border: none;
    font-family: inherit;
}

/* Footer */
footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

footer p {
    margin-bottom: 0.5rem;
}

.footer-certs {
    font-size: 0.9rem;
    color: #A0AEC0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .process-steps {
        flex-direction: column;
    }
    
    .capabilities-grid,
    .product-grid {
        grid-template-columns: 1fr;
    }
}