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

:root {
    --primary-color: #001E9C;
    --secondary-color: #00A3E0;
    --text-color: #001E9C;
    --light-bg: #f8f9fa;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition-speed: 0.3s;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
    background-color: var(--light-bg);
    font-size: 16px;
}

/* HEADER RESPONSIVO */
.header {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 24px 0 rgba(0,30,156,0.15);
    padding: 0.8rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    padding: 0.6rem 0;
    box-shadow: 0 4px 30px rgba(0, 30, 156, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-img {
    width: auto;
    height: 40px;
    filter: none;
    transition: all 0.3s ease;
}

.header.scrolled .logo-img {
    height: 35px;
}

.logo-text {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.header.scrolled .logo-text {
    font-size: 1rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: var(--secondary-color);
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1001;
    width: 40px;
    height: 40px;
}

.mobile-menu-btn .menu-icon {
    position: relative;
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

.mobile-menu-btn .menu-icon::before,
.mobile-menu-btn .menu-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

.mobile-menu-btn .menu-icon::before {
    top: -8px;
}

.mobile-menu-btn .menu-icon::after {
    bottom: -8px;
}

.mobile-menu-btn:hover .menu-icon,
.mobile-menu-btn:hover .menu-icon::before,
.mobile-menu-btn:hover .menu-icon::after {
    background: var(--secondary-color);
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon {
    background: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* HERO SECTION RESPONSIVO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 1rem 2rem;
    background: var(--gradient-primary);
    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 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: slidePattern 20s linear infinite;
}

@keyframes slidePattern {
    0% { transform: translate(0, 0); }
    100% { transform: translate(10px, 10px); }
}

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

.hero-subtitle {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.cta-button {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-button:hover::before {
    left: 100%;
}

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

.cta-button:active {
    transform: translateY(0);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* CONTAINER E SEÇÕES */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

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

.section-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ABOUT SECTION */
.about {
    padding: 4rem 0;
    background: white;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: #555;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-bg);
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
}

/* SERVICES SECTION */
.services {
    padding: 4rem 0;
    background: var(--light-bg);
}

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

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card p {
    color: #666;
    line-height: 1.6;
    font-size: 1rem;
}

/* ADVANTAGES SECTION */
.advantages {
    padding: 4rem 0;
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-item {
    text-align: center;
    padding: 2rem 1rem;
    transition: transform 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.advantage-item h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.advantage-item p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* CONTACT SECTION */
.contact {
    padding: 4rem 0;
    background: var(--light-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-info p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 30, 156, 0.1);
    border-radius: 50%;
}

.contact-item-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.contact-item-content p {
    color: #666;
    line-height: 1.5;
    font-size: 0.95rem;
    margin: 0;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--card-shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 30, 156, 0.1);
}

.submit-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 30, 156, 0.3);
}

/* FOOTER */
.footer {
    background: var(--primary-color);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    height: 50px;
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.footer-section p, .footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    line-height: 1.6;
    font-size: 0.95rem;
}

.footer-section a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

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

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

.footer-section.links a {
    position: relative;
    padding-left: 0;
    transition: all 0.3s ease;
}

.footer-section.links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

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

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

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.footer-contact-item i {
    color: var(--secondary-color);
    margin-top: 0.2rem;
    font-size: 1rem;
}

.footer-contact-item p {
    margin: 0;
    font-size: 0.9rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 1rem;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: white;
}

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

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

/* PARTICLES BACKGROUND */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

/* SMOOTH SCROLL */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

/* SKIP LINK */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 100;
    transition: top 0.3s;
}

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

/* MAIN CONTENT */
main {
    position: relative;
}

/* PERFORMANCE OPTIMIZATIONS */
@media (prefers-reduced-motion: reduce) {
    .service-card,
    .fade-in,
    .advantage-item {
        transition: none;
    }
}

/* RESPONSIVE DESIGN - MOBILE FIRST */
@media (max-width: 768px) {
    /* Header Mobile */
    .nav-container {
        padding: 0 1rem;
    }
    
    .logo-text {
        display: none;
    }
    
    .logo-img {
        height: 35px;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Hero Mobile */
    .hero {
        padding: 5rem 1rem 2rem;
        min-height: 90vh;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    /* Sections Mobile */
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .about, .services, .advantages, .contact {
        padding: 3rem 0;
    }
    
    /* Grids Mobile */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .about-stats {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    /* Contact Mobile */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info h3 {
        font-size: 1.5rem;
    }
    
    .contact-info p {
        font-size: 1rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom-links {
        justify-content: center;
    }
    
    /* Service Cards Mobile */
    .service-card {
        padding: 1.5rem;
    }
    
    .service-card h3 {
        font-size: 1.2rem;
    }
    
    .service-card p {
        font-size: 0.95rem;
    }
    
    .service-icon {
        font-size: 2.5rem;
    }
    
    /* Advantage Items Mobile */
    .advantage-item {
        padding: 1.5rem 1rem;
    }
    
    .advantage-icon {
        font-size: 2.5rem;
    }
    
    .advantage-item h3 {
        font-size: 1.1rem;
    }
    
    .advantage-item p {
        font-size: 0.9rem;
    }
    
    /* Hide particles on mobile for performance */
    #particles-js {
        display: none;
    }
    
    /* Container padding mobile */
    .container {
        padding: 0 1rem;
    }
    
    /* Form validation styles for mobile */
    .form-group input.error,
    .form-group textarea.error {
        border-color: #e74c3c;
        box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
    }
    
    .field-error {
        color: #e74c3c;
        font-size: 0.85rem;
        margin-top: 0.25rem;
        animation: shake 0.5s ease-in-out;
    }
    
    /* Mobile touch improvements */
    .cta-button,
    .submit-btn,
    .service-card,
    .advantage-item {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    /* Mobile navigation improvements */
    .nav-menu a {
        font-size: 1.2rem;
        padding: 1rem 2rem;
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(0, 30, 156, 0.1);
    }
    
    .nav-menu a:last-child {
        border-bottom: none;
    }
    
    /* Mobile form improvements */
    .form-group input,
    .form-group textarea {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 1rem;
    }
    
    /* Mobile button improvements */
    .cta-button {
        padding: 1.2rem 2.5rem;
        font-size: 1.1rem;
        min-height: 48px; /* Better touch target */
    }
    
    .submit-btn {
        padding: 1.2rem 2rem;
        font-size: 1.1rem;
        min-height: 48px;
    }
}

@media (max-width: 480px) {
    /* Extra small screens */
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .service-card {
        padding: 1.25rem;
    }
    
    .contact-form {
        padding: 1.25rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    /* Extra small navigation */
    .nav-menu a {
        font-size: 1.1rem;
        padding: 0.8rem 1.5rem;
    }
    
    /* Extra small buttons */
    .cta-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
    
    .submit-btn {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    /* Extra small contact */
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .contact-item-icon {
        align-self: center;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    /* Tablet adjustments */
    .nav-container {
        padding: 0 2rem;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        gap: 2rem;
    }
    
    /* Tablet form improvements */
    .form-group input,
    .form-group textarea {
        font-size: 16px;
    }
}

@media (min-width: 1025px) {
    /* Desktop adjustments */
    .nav-container {
        padding: 0 2rem;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Desktop hover effects */
    .service-card:hover,
    .advantage-item:hover {
        transform: translateY(-8px);
    }
    
    .cta-button:hover {
        transform: translateY(-3px);
    }
    
    .submit-btn:hover {
        transform: translateY(-3px);
    }
}

/* Additional mobile optimizations */
@media (max-width: 768px) {
    /* Prevent horizontal scroll */
    body {
        overflow-x: hidden;
        width: 100%;
    }
    
    /* Improve text readability */
    p {
        line-height: 1.7;
    }
    
    /* Better spacing for mobile */
    .section-header {
        margin-bottom: 2rem;
    }
    
    /* Mobile-specific animations */
    .fade-in {
        transition: all 0.4s ease;
    }
    
    /* Mobile loading states */
    .submit-btn:disabled {
        opacity: 0.7;
        cursor: not-allowed;
    }
    
    /* Mobile form message styles */
    .form-message {
        margin-bottom: 1rem;
        padding: 1rem;
        border-radius: 8px;
        font-weight: 500;
    }
    
    .form-message.error {
        background-color: #fee;
        color: #e74c3c;
        border: 1px solid #fcc;
    }
    
    .form-message.success {
        background-color: #efe;
        color: #27ae60;
        border: 1px solid #cfc;
    }
}

/* Landscape mobile optimizations */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        min-height: 70vh;
        padding: 4rem 1rem 2rem;
    }
    
    .nav-menu {
        padding-top: 2rem;
    }
    
    .nav-menu a {
        padding: 0.5rem 2rem;
        font-size: 1rem;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Print styles */
@media print {
    .header,
    .mobile-menu-btn,
    .cta-button,
    .submit-btn,
    .footer {
        display: none !important;
    }
    
    .hero {
        background: white !important;
        color: black !important;
        min-height: auto;
        padding: 2rem 0;
    }
    
    .service-card,
    .advantage-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}