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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header Styles */
.top-bar {
    background: #1a365d;
    color: white;
    padding: 10px 0;
    font-size: 0.9rem;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info span {
    margin-right: 20px;
}

.contact-info i {
    margin-right: 5px;
    color: #4299e1;
}

.social-links a {
    color: white;
    margin-left: 15px;
    font-size: 1.1rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #4299e1;
}

.header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: white;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar {
    padding: 15px 0;
    background: white;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
    font-weight: bold;
    color: #1a365d;
}

.nav-brand i {
    margin-right: 10px;
    color: #4299e1;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s;
    position: relative;
}

.nav-links a:hover {
    color: #4299e1;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: #4299e1;
    transition: width 0.3s;
}

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

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a365d 0%, #2d3748 50%, #4299e1 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    color: white;
    padding-top: 120px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 54, 93, 0.8);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 3rem;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: bold;
    color: #4299e1;
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1rem;
    opacity: 0.8;
}

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

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: #4299e1;
    color: white;
}

.btn-primary:hover {
    background: #3182ce;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(66, 153, 225, 0.3);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline:hover {
    background: white;
    color: #1a365d;
}

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

.section-header h2 {
    font-size: 2.8rem;
    font-weight: 700;
    color: #1a365d;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #f7fafc;
}

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

.about-content h3 {
    font-size: 2.2rem;
    color: #1a365d;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.about-content p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.feature-item i {
    font-size: 2rem;
    color: #4299e1;
    margin-top: 0.5rem;
}

.feature-item h4 {
    font-size: 1.2rem;
    color: #1a365d;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

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

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 400px;
    height: 300px;
    background: linear-gradient(135deg, #4299e1, #1a365d);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(66, 153, 225, 0.2);
}

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

/* Why Choose Section */
.why-choose {
    padding: 100px 0;
    background: white;
}

.choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.choose-item {
    text-align: center;
    padding: 2.5rem 1.5rem;
    border-radius: 15px;
    background: #f7fafc;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.choose-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    background: white;
}

.choose-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #4299e1, #1a365d);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.choose-icon i {
    font-size: 2rem;
    color: white;
}

.choose-item h3 {
    font-size: 1.4rem;
    color: #1a365d;
    margin-bottom: 1rem;
    font-weight: 600;
}

.choose-item p {
    color: #666;
    line-height: 1.6;
}

/* Services Section */
.services {
    padding: 100px 0;
    background: #f7fafc;
}

.service-tabs {
    max-width: 1400px;
    margin: 0 auto;
}

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

.tab-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 2rem;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
}

.tab-btn:hover,
.tab-btn.active {
    background: #4299e1;
    color: white;
    border-color: #4299e1;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(66, 153, 225, 0.3);
}

.tab-btn i {
    font-size: 1.8rem;
}

.tab-btn span {
    font-weight: 600;
    font-size: 0.95rem;
}

.tab-panels {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.service-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.service-intro h3 {
    font-size: 2.2rem;
    color: #1a365d;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-intro p {
    font-size: 1.1rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

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

.service-card {
    background: #f7fafc;
    padding: 2rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #4299e1, #1a365d);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    background: white;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4299e1, #1a365d);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-card h4 {
    font-size: 1.3rem;
    color: #1a365d;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

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

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4299e1;
    font-weight: bold;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background: white;
}

.testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    background: #f7fafc;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    display: none;
}

.testimonial-card.active {
    display: block;
}

.testimonial-content {
    text-align: center;
    margin-bottom: 2rem;
}

.quote-icon {
    margin-bottom: 1.5rem;
}

.quote-icon i {
    font-size: 3rem;
    color: #4299e1;
    opacity: 0.3;
}

.testimonial-content p {
    font-size: 1.2rem;
    color: #666;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 1.5rem;
}

.rating {
    display: flex;
    justify-content: center;
    gap: 0.3rem;
    margin-bottom: 1rem;
}

.rating i {
    color: #ffd700;
    font-size: 1.2rem;
}

.client-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.client-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4299e1, #1a365d);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-avatar i {
    font-size: 1.5rem;
    color: white;
}

.client-details h4 {
    color: #1a365d;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.client-details span {
    color: #666;
    font-size: 0.9rem;
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.nav-btn {
    width: 50px;
    height: 50px;
    background: #4299e1;
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn:hover {
    background: #1a365d;
    transform: scale(1.1);
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    background: #e2e8f0;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s ease;
}

.dot.active {
    background: #4299e1;
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background: #f7fafc;
}

.faq-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.faq-header {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    transition: background 0.3s ease;
}

.faq-header:hover {
    background: #f7fafc;
}

.faq-header h3 {
    color: #1a365d;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    flex: 1;
}

.faq-header i {
    color: #4299e1;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-header i {
    transform: rotate(45deg);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: #f7fafc;
}

.faq-item.active .faq-content {
    max-height: 200px;
}

.faq-content p {
    padding: 1.5rem;
    margin: 0;
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: white;
}

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

.contact-info h3 {
    font-size: 2rem;
    color: #1a365d;
    margin-bottom: 2rem;
    font-weight: 600;
}

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

.contact-item i {
    font-size: 1.5rem;
    color: #4299e1;
    margin-top: 0.3rem;
}

.contact-item h4 {
    color: #1a365d;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #666;
    margin: 0;
    line-height: 1.6;
}

.contact-form-container {
    background: #f7fafc;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    color: #1a365d;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    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: #4299e1;
}

.full-width {
    width: 100%;
}

/* Footer */
.footer {
    background: #1a365d;
    color: white;
}

.footer-main {
    padding: 60px 0 30px;
}

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

.footer-brand {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
}

.footer-brand i {
    margin-right: 10px;
    color: #4299e1;
}

.footer-column p {
    color: #cbd5e0;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.footer-column h3 {
    color: #4299e1;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    font-weight: 600;
}

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

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column ul li a {
    color: #cbd5e0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #4299e1;
}

.footer-contact p {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-contact i {
    margin-right: 10px;
    color: #4299e1;
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid #2d3748;
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    color: #cbd5e0;
    margin: 0;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    position: relative;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 15px;
}

.close:hover {
    color: #1a365d;
}

.modal h2 {
    color: #1a365d;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.modal-body h3 {
    color: #1a365d;
    margin: 1.5rem 0 1rem;
    font-size: 1.2rem;
}

.modal-body p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    line-height: 1.4;
}

.checkbox-container input {
    margin: 0;
    width: auto;
}

.success-modal {
    text-align: center;
    max-width: 400px;
}

.success-icon {
    margin-bottom: 1rem;
}

.success-icon i {
    font-size: 4rem;
    color: #48bb78;
}

.success-modal h2 {
    color: #1a365d;
    margin-bottom: 1rem;
}

.success-modal p {
    color: #666;
    margin-bottom: 2rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .faq-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-header h2 {
        font-size: 2.2rem;
    }
    
    .tab-nav {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .tab-btn {
        min-width: auto;
        padding: 1rem;
    }
    
    .tab-panels {
        padding: 2rem 1rem;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
    }
    
    .choose-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-text p {
        font-size: 1.1rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .tab-nav {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container,
    .tab-panels {
        padding: 1.5rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}