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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Accessibility - Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #1a2b4a;
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Navigation */
nav {
    background: #0d1929;
    padding: 1.2rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0,0,0,0.2);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
    flex-shrink: 0;
}

.logo:hover {
    opacity: 0.9;
}

.logo:focus {
    outline: 2px solid white;
    outline-offset: 4px;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle:focus {
    outline: 2px solid white;
    outline-offset: 4px;
}

.hamburger {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 3px;
}

.mobile-menu-toggle.active .hamburger:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-toggle.active .hamburger:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-shrink: 0;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s, transform 0.2s;
    position: relative;
}

.nav-links a:hover {
    color: #64b5f6;
    transform: translateY(-2px);
}

.nav-links a:focus {
    outline: 2px solid white;
    outline-offset: 4px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #64b5f6;
    transition: width 0.3s;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a2b4a 0%, #2d4a7c 100%);
    color: white;
    padding: 5rem 5% 3.5rem;
    text-align: center;
    margin-top: 70px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* CTA Buttons */
.cta-button {
    background: white;
    color: #1a2b4a;
    padding: 0.9rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(100, 181, 246, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.cta-button:focus {
    outline: 3px solid #64b5f6;
    outline-offset: 4px;
}

.cta-button:active {
    transform: translateY(-1px);
}

.cta-button-large {
    font-size: 1.2rem;
    padding: 1.2rem 3rem;
}

/* Live Stats Section */
.live-stats {
    background: linear-gradient(to right, #f8f9fa, #ffffff, #f8f9fa);
    padding: 2.5rem 5%;
    display: flex;
    justify-content: center;
    gap: 5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-bottom: 3px solid #1a2b4a;
}

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

.stat-number {
    font-size: 2.8rem;
    font-weight: bold;
    background: linear-gradient(135deg, #1a2b4a 0%, #2d4a7c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    color: #666;
    font-size: 1rem;
    font-weight: 500;
}

/* Section Styles */
section {
    padding: 5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    color: #1a2b4a;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.2rem;
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
    justify-items: center;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    border: 2px solid #f0f0f0;
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 400px;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1a2b4a, #2d4a7c, #1a2b4a);
    transform: translateX(-100%);
    transition: transform 0.5s;
}

.service-card:hover::before {
    transform: translateX(0);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(26, 43, 74, 0.15);
    border-color: #1a2b4a;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #1a2b4a 0%, #2d4a7c 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    transition: transform 0.3s;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
    font-size: 1.6rem;
    color: #1a2b4a;
    margin-bottom: 1rem;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* Highlight Cards */
.highlight-card {
    border: 2px solid #1a2b4a;
    background: linear-gradient(135deg, rgba(26, 43, 74, 0.03) 0%, rgba(45, 74, 124, 0.03) 100%);
}

.why-choose-us {
    background: #f8f9fa;
}

/* Features Section */
.features {
    background: #f8f9fa;
}

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

.feature-item {
    text-align: center;
    padding: 2rem;
}

.feature-number {
    font-size: 3rem;
    font-weight: bold;
    color: #1a2b4a;
    margin-bottom: 0.5rem;
}

.feature-label {
    color: #666;
    font-size: 1.1rem;
}

/* Testimonials Section */
.testimonials-section {
    background: white;
    padding: 5rem 5%;
}

.testimonials-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 60px;
}

.testimonials-container {
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.testimonial {
    display: none;
    animation: fadeIn 0.5s ease;
}

.testimonial.active {
    display: block;
}

.testimonial-content {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.1);
    border: 2px solid #f0f0f0;
    transition: box-shadow 0.3s;
}

.testimonial-content:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
}

.quote-icon {
    font-size: 4rem;
    color: #1a2b4a;
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 1rem;
}

.testimonial-text {
    font-size: 1.2rem;
    color: #333;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.testimonial-author strong {
    color: #1a2b4a;
    font-size: 1.1rem;
}

.testimonial-author span {
    color: #666;
    font-size: 0.95rem;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: #1a2b4a;
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 2rem;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    z-index: 10;
}

.slider-btn:hover {
    background: #2d4a7c;
    transform: translateY(-50%) scale(1.1);
}

.slider-btn:focus {
    outline: 3px solid #64b5f6;
    outline-offset: 4px;
}

.slider-btn.prev {
    left: 0;
}

.slider-btn.next {
    right: 0;
}

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

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ddd;
    border: none;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    padding: 0;
}

.dot:focus {
    outline: 2px solid #1a2b4a;
    outline-offset: 4px;
}

.dot.active {
    background: #1a2b4a;
    transform: scale(1.3);
}

.dot:hover {
    background: #2d4a7c;
}

/* FAQ Styles */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1.5rem;
    border: 2px solid #f0f0f0;
    border-radius: 10px;
    overflow: hidden;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
    border-color: #1a2b4a;
    box-shadow: 0 2px 10px rgba(26, 43, 74, 0.1);
}

.faq-question {
    width: 100%;
    background: white;
    border: none;
    padding: 1.5rem;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a2b4a;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: #f8f9fa;
}

.faq-question:focus {
    outline: 3px solid #64b5f6;
    outline-offset: -3px;
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1a2b4a;
    transition: transform 0.3s;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background: #f8f9fa;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 1.5rem;
}

.faq-answer p {
    color: #666;
    line-height: 1.8;
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #1a2b4a 0%, #2d4a7c 100%);
    color: white;
    text-align: center;
    padding: 4rem 5%;
    margin: 0;
    max-width: 100%;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

.cta-section h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

.cta-section .cta-button {
    position: relative;
    z-index: 1;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    color: #1a2b4a;
    margin-bottom: 1rem;
}

.about-text p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #1a2b4a 0%, #2d4a7c 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

/* Contact Form */
.contact-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    color: #1a2b4a;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1a2b4a;
    box-shadow: 0 0 0 3px rgba(26, 43, 74, 0.1);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
    border-color: #e74c3c;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.error-message {
    color: #e74c3c;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: block;
    min-height: 1.2rem;
}

.contact-link {
    color: #1a2b4a;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-link:hover {
    color: #2d4a7c;
    text-decoration: underline;
}

.contact-link:focus {
    outline: 2px solid #1a2b4a;
    outline-offset: 2px;
}

.submit-btn {
    background: #1a2b4a;
    color: white;
    padding: 1rem 3rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover:not(:disabled) {
    background: #2d4a7c;
    transform: translateY(-2px);
}

.submit-btn:focus {
    outline: 3px solid #64b5f6;
    outline-offset: 4px;
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Footer */
footer {
    background: #1a2b4a;
    color: white;
    padding: 3rem 5%;
    text-align: center;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s, transform 0.2s;
}

.footer-links a:hover {
    color: #64b5f6;
    transform: translateY(-2px);
}

.footer-links a:focus {
    outline: 2px solid white;
    outline-offset: 4px;
}

/* Process Section */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #1a2b4a;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1.5rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.process-step:hover .step-number {
    transform: scale(1.15);
    box-shadow: 0 5px 20px rgba(26, 43, 74, 0.3);
}

.process-step h3 {
    color: #1a2b4a;
    margin-bottom: 1rem;
}

.process-step p {
    color: #666;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Focus visible for better keyboard navigation */
*:focus-visible {
    outline: 3px solid #64b5f6;
    outline-offset: 2px;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: #1a2b4a;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 0;
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links li {
        margin: 0.5rem 0;
    }

    .nav-links a {
        display: block;
        padding: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .process-steps {
        grid-template-columns: 1fr;
    }

    .contact-container {
        padding: 2rem;
    }

    nav {
        padding: 1rem 3%;
    }

    .logo {
        font-size: 1.5rem;
    }

    .testimonials-slider {
        padding: 0 10px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .testimonial-content {
        padding: 2rem;
    }

    .testimonial-text {
        font-size: 1rem;
    }

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

    .cta-section p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .live-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .cta-button-large {
        font-size: 1.1rem;
        padding: 1rem 2rem;
    }

    .footer-links {
        gap: 1rem;
    }
}