/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de cores azul e branco */
    --primary-color: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --secondary-color: #60a5fa;
    --secondary-light: #93c5fd;
    --accent-color: #2563eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --background: #ffffff;
    --background-light: #f8fafc;
    --background-dark: #f1f5f9;
    --border-color: #e2e8f0;
    --shadow-light: 0 1px 3px 0 rgba(30, 64, 175, 0.1), 0 1px 2px 0 rgba(30, 64, 175, 0.06);
    --shadow-medium: 0 4px 6px -1px rgba(30, 64, 175, 0.1), 0 2px 4px -1px rgba(30, 64, 175, 0.06);
    --shadow-large: 0 10px 15px -3px rgba(30, 64, 175, 0.1), 0 4px 6px -2px rgba(30, 64, 175, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(30, 64, 175, 0.1), 0 10px 10px -5px rgba(30, 64, 175, 0.04);
    
    /* Tipografia */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-secondary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Transições */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-light);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-medium);
}

.header-top {
    background: var(--primary-color);
    color: white;
    padding: 8px 0;
    font-size: 14px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-item i {
    font-size: 12px;
    opacity: 0.9;
}

.navbar {
    padding: 15px 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
}

.logo-text h1 {
    font-family: var(--font-secondary);
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.logo-text span {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-fast);
}

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

.btn-contact {
    background: var(--primary-color);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-medium);
}

.btn-contact:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 120px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    opacity: 0.08;
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--secondary-color);
    opacity: 0.6;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-light);
    transition: var(--transition-fast);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 20px;
}

.feature-item span {
    font-weight: 500;
    color: var(--text-primary);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-medium);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
}

.hero-stats {
    position: absolute;
    bottom: -30px;
    left: 20px;
    right: 20px;
    background: white;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    justify-content: space-around;
    box-shadow: var(--shadow-large);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
    font-family: var(--font-secondary);
}

.stat-text {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-secondary);
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: var(--background-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-description {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 32px;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.highlight-item i {
    color: var(--accent-color);
    font-size: 18px;
}

.highlight-item span {
    font-weight: 500;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stat-card {
    background: white;
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.stat-icon i {
    color: white;
    font-size: 24px;
}

.stat-card h3 {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-family: var(--font-secondary);
}

.stat-card p {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.service-card {
    background: white;
    padding: 40px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon i {
    color: white;
    font-size: 32px;
}

.service-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-family: var(--font-secondary);
}

.service-card > p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.service-list {
    list-style: none;
    margin-bottom: 32px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
}

.service-list i {
    color: var(--accent-color);
    font-size: 14px;
}

.service-btn {
    background: var(--primary-color);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: var(--transition-fast);
}

.service-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Why Choose Us Section */
.why-choose-us {
    background: var(--background-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.feature-card {
    background: white;
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-fast);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    color: white;
    font-size: 28px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.contact-card {
    background: white;
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-fast);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.contact-icon i {
    color: white;
    font-size: 20px;
}

.contact-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.contact-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.contact-link {
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.contact-link:hover {
    background: var(--primary-dark);
}

.contact-form-container {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-large);
}

.contact-form-container h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
    text-align: center;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition-fast);
    font-family: var(--font-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.btn-submit {
    width: 100%;
    background: var(--primary-color);
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-fast);
    font-family: var(--font-primary);
}

.btn-submit:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    font-family: var(--font-secondary);
}

.footer-logo p {
    color: var(--text-light);
    margin-bottom: 16px;
}

.footer-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

.footer-section h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: white;
}

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

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    color: var(--text-light);
}

.footer-contact i {
    width: 16px;
    font-size: 14px;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    color: var(--text-light);
}

.footer-bottom p {
    margin-bottom: 8px;
}

.footer-bottom i {
    color: #ef4444;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-large);
    transition: var(--transition-fast);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Edit functionality styles */
.edit-btn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-large);
    transition: var(--transition-fast);
    z-index: 1000;
    font-size: 18px;
}

.edit-btn:hover {
    background: var(--secondary-light);
    transform: translateY(-2px);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.modal-content h3 {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.modal-content input {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 16px;
}

.modal-content input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.modal-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.modal-buttons button {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-fast);
}

#confirmPassword {
    background: var(--primary-color);
    color: white;
}

#confirmPassword:hover {
    background: var(--primary-dark);
}

#cancelPassword {
    background: var(--background-dark);
    color: var(--text-primary);
}

#cancelPassword:hover {
    background: var(--border-color);
}

.edit-notification {
    display: none;
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary-color);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    box-shadow: var(--shadow-large);
    z-index: 10000;
    font-weight: 500;
}

.editable-active {
    position: relative;
    cursor: pointer;
    transition: var(--transition-fast);
}

.editable-active:hover {
    background: rgba(96, 165, 250, 0.1);
    border-radius: 4px;
}

.editable-active::after {
    content: '✏️';
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--secondary-color);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    opacity: 0;
    transition: var(--transition-fast);
}

.editable-active:hover::after {
    opacity: 1;
}

.editing {
    background: rgba(96, 165, 250, 0.2) !important;
    border-radius: 4px;
    outline: 2px solid var(--secondary-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-info {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: var(--shadow-medium);
        padding: 20px;
        flex-direction: column;
        gap: 16px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container {
        padding: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .header-top {
        display: none;
    }
    
    .logo-text h1 {
        font-size: 20px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .stat {
        padding: 8px;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Aplicar animações aos elementos */
.hero-text {
    animation: fadeInLeft 0.8s ease-out;
}

.hero-image {
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.service-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.service-card:nth-child(2).animate {
    transition-delay: 0.1s;
}

.service-card:nth-child(3).animate {
    transition-delay: 0.2s;
}

.feature-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.feature-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:nth-child(2).animate {
    transition-delay: 0.1s;
}

.feature-card:nth-child(3).animate {
    transition-delay: 0.2s;
}

.feature-card:nth-child(4).animate {
    transition-delay: 0.3s;
}

.stat-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.stat-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.contact-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.contact-card.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Estados de hover melhorados */
.service-card:hover .service-icon {
    transform: scale(1.1);
    transition: var(--transition-normal);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    transition: var(--transition-normal);
}

.contact-card:hover .contact-icon {
    transform: scale(1.1);
    transition: var(--transition-normal);
}

/* Melhorias de acessibilidade */
.btn-primary:focus,
.btn-secondary:focus,
.btn-contact:focus,
.service-btn:focus,
.contact-link:focus,
.btn-submit:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.nav-menu a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
    border-radius: 4px;
}

/* Loading states */
.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-submit.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 8px;
}

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