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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background: #ffffff;
}

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

/* Header & Navigation */
header {
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo {
    height: 40px;
    width: auto;
    border-radius: 8px;
}

.company-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e3a8a;
}

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

.nav-menu a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-menu a:hover {
    color: #1e3a8a;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #1e3a8a;
    transition: width 0.3s;
}

.nav-menu a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #2c3e50;
    transition: 0.3s;
}

/* Main Content */
main {
    margin-top: 70px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
    padding: 120px 20px;
    text-align: center;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,165.3C1248,149,1344,107,1392,85.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    background: white;
    color: #1e3a8a;
    text-decoration: none;
    padding: 14px 35px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

/* Sections */
section {
    padding: 100px 0;
}

h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
    color: #1e3a8a;
    font-weight: 700;
}

/* About Section */
.about {
    background: #f8fafc;
}

.section-lead {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #64748b;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.feature {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.feature h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.feature p {
    color: #64748b;
    line-height: 1.8;
}

/* Expertise Section */
.expertise {
    background: white;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.expertise-card {
    background: #f8fafc;
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s;
}

.expertise-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transform: translateY(-5px);
    border-color: #1e3a8a;
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: block;
}

.expertise-card h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.expertise-card p {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

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

.expertise-card li {
    color: #475569;
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.expertise-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* Clients Section */
.clients {
    background: #f8fafc;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.client-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    text-align: center;
    transition: all 0.3s;
}

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

.client-logo {
    width: 150px;
    height: 150px;
    object-fit: contain;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    padding: 10px;
    background: #f8fafc;
}

.client-card h3 {
    color: #1e3a8a;
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
}

.client-industry {
    color: #64748b;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.client-card blockquote {
    color: #475569;
    font-style: italic;
    line-height: 1.8;
    padding: 0 1rem;
    border-left: 3px solid #1e3a8a;
    text-align: left;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
    text-align: center;
}

.contact h2 {
    color: white;
}

.contact-intro {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.95;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin: 3rem 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-item h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.contact-item a {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.contact-item a:hover {
    opacity: 1;
    text-decoration: underline;
}

.contact .cta-button {
    background: white;
    color: #1e3a8a;
    margin-top: 2rem;
}

/* Footer */
footer {
    background: #0f172a;
    color: white;
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.footer-logo {
    height: 50px;
    width: auto;
    border-radius: 8px;
}

.footer-info p {
    margin: 0.25rem 0;
}

.footer-legal {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .expertise-grid,
    .clients-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-info {
        flex-direction: column;
    }
}