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

/* Mobile-first approach */
html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    touch-action: manipulation;
}

/* Prevent horizontal scroll on mobile */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Mobile touch improvements */
* {
    -webkit-tap-highlight-color: rgba(0, 82, 204, 0.2);
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Allow text selection for content */
p, span, div, h1, h2, h3, h4, h5, h6, li {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* Improve touch targets */
button, a, input, select, textarea {
    min-height: 44px;
    min-width: 44px;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Fix iOS zoom on input focus */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    select, textarea, input[type="text"], input[type="password"], 
    input[type="datetime"], input[type="datetime-local"], 
    input[type="date"], input[type="month"], input[type="time"], 
    input[type="week"], input[type="number"], input[type="email"], 
    input[type="url"], input[type="search"], input[type="tel"] {
        font-size: 16px;
    }
}

:root {
    --primary-color: #0052CC;
    --secondary-color: #0A1931;
    --accent-color: #4CAF50;
    --neutral-light: #FFFFFF;
    --neutral-dark: #F4F7F9;
    --text-color: #333333;
    --text-light: #666666;
    --border-color: #E5E5E5;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* WebKit optimizations - Apply only to animated elements */
.animated, .btn, .nav-link, .service-card, .feature-item {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    will-change: transform;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--neutral-light);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--neutral-light);
}

.btn-primary:hover {
    background-color: #003d99;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--neutral-light);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-color);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* Header */
.header {
    background-color: var(--neutral-light);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    font-size: 2rem;
}

/* Navigation */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link i {
    font-size: 0.75rem;
    transition: var(--transition);
}

/* Mega Menu */
.has-mega-menu {
    position: relative;
}

.mega-menu {
    position: absolute;
    top: 100%;
    left: -50px;
    background-color: var(--neutral-light);
    box-shadow: var(--shadow-hover);
    border-radius: var(--border-radius);
    padding: 2rem;
    min-width: 600px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
}

.has-mega-menu:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.has-mega-menu:hover .nav-link i {
    transform: rotate(180deg);
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.mega-menu-column h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.mega-menu-column ul {
    list-style: none;
}

.mega-menu-column li {
    margin-bottom: 0.75rem;
}

.mega-menu-column a {
    text-decoration: none;
    color: var(--text-color);
    display: block;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.mega-menu-column a:hover {
    background-color: var(--neutral-dark);
    color: var(--primary-color);
}

.mega-menu-column strong {
    display: block;
    margin-bottom: 0.25rem;
}

.mega-menu-column span {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* CTA Buttons in Nav */
.nav-cta {
    display: flex;
    gap: 1rem;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Main Content */
main {
    margin-top: 80px;
}

/* Hero Section */
.hero {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--neutral-dark) 0%, var(--neutral-light) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.text-accent {
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.hero-graphic {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral-light);
    font-size: 6rem;
    box-shadow: var(--shadow-hover);
}

/* Section Styles */
section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Services Overview */
.services-overview {
    background-color: var(--neutral-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--neutral-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--neutral-light);
    font-size: 2rem;
}

.service-card h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.service-card p {
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.service-features i {
    color: var(--accent-color);
    font-size: 0.875rem;
}

/* Why Us Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 2rem 1rem;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--neutral-light);
    font-size: 1.5rem;
}

.feature-item h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Testimonials */
.testimonials {
    background-color: var(--neutral-dark);
}

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

.testimonial-card {
    background-color: var(--neutral-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: var(--text-color);
}

.author-info h4 {
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.author-info span {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--neutral-light);
    text-align: center;
}

.cta-section h2 {
    color: var(--neutral-light);
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-outline {
    border-color: var(--neutral-light);
    color: var(--neutral-light);
}

.cta-section .btn-outline:hover {
    background-color: var(--neutral-light);
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: var(--neutral-light);
    padding: 3rem 0 1rem;
}

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

.footer-brand .logo {
    color: var(--neutral-light);
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
}

.footer-section h4 {
    color: var(--neutral-light);
    margin-bottom: 1rem;
}

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

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--neutral-light);
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-graphic {
        width: 200px;
        height: 200px;
        font-size: 4rem;
    }
    
    .mega-menu {
        min-width: 500px;
        left: -100px;
    }
    
    .mega-menu-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--neutral-light);
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 2rem;
        transition: var(--transition);
        box-shadow: var(--shadow);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }
    
    .nav-item {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-link {
        padding: 1rem 0;
        justify-content: space-between;
    }
    
    .nav-cta {
        flex-direction: column;
        gap: 1rem;
        margin-top: 2rem;
        width: 100%;
    }
    
    .nav-cta .btn {
        justify-content: center;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    /* Hide mega menu on mobile */
    .mega-menu {
        display: none;
    }
    
    .has-mega-menu .nav-link i {
        display: none;
    }
    
    /* Adjust typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
}