:root {
    /* Paleta de cores simplificada */
    --primary-navy: #0f1419;
    --secondary-navy: #1a2332;
    --accent-navy: #2c3e50;
    --professional-blue: #2563eb;
    --atlantic-teal: #0891b2;
    --premium-gold: #d4af37;
    --pure-white: #ffffff;
    --off-white: #fafbfc;
    --light-gray: #f8fafc;
    --medium-gray: #64748b;
    --dark-text: #1e293b;
    --light-border: #e2e8f0;
    
    /* Cores para header e footer */
    --header-light: #f1f5f9;
    --header-secondary: #e2e8f0;
    --footer-light: #334155;
    --footer-secondary: #475569;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary-navy) 0%, var(--secondary-navy) 100%);
    --gradient-professional: linear-gradient(135deg, var(--professional-blue) 0%, var(--atlantic-teal) 100%);
    --gradient-premium: linear-gradient(135deg, var(--atlantic-teal) 0%, var(--professional-blue) 100%);
    --gradient-subtle: linear-gradient(135deg, var(--off-white) 0%, var(--light-gray) 100%);
    --gradient-header: linear-gradient(135deg, var(--header-light) 0%, var(--header-secondary) 100%);
    --gradient-footer: linear-gradient(135deg, var(--footer-light) 0%, var(--footer-secondary) 100%);

    /* Novas variáveis para melhor controle */
    --transition-base: all 0.3s ease;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-sm: 0 2px 8px rgba(15, 20, 25, 0.08);
    --shadow-md: 0 4px 16px rgba(15, 20, 25, 0.12);
    --shadow-lg: 0 8px 24px rgba(15, 20, 25, 0.16);
    --shadow-xl: 0 12px 32px rgba(15, 20, 25, 0.2);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;

    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 20px;
    --spacing-xl: 24px;
    --spacing-2xl: 32px;
    --spacing-3xl: 48px;

    --font-heading: 'Roboto', sans-serif;
}


/* ===== RESET E CONFIGURAÇÕES BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark-text);
    line-height: 1.6;
    background-color: var(--pure-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-weight: 400;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    color: var(--primary-navy);
    line-height: 1.2;
    letter-spacing: -0.025em;
}

p {
    margin-bottom: 1.25rem;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HEADER ===== */
header {
    background: var(--gradient-header);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--light-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.logo {
    display: flex;
    align-items: center;
    transition: var(--transition-base);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-img {
    height: 80px;
    width: auto;
    object-fit: contain;
    max-width: 220px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 12px;
}

nav ul li a {
    color: var(--primary-navy);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    padding: 8px 14px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-base);
    position: relative;
}

nav ul li a:hover {
    color: var(--atlantic-teal);
    background-color: rgba(8, 145, 178, 0.1);
}

nav a[aria-current="page"] {
    color: var(--atlantic-teal);
    background-color: rgba(8, 145, 178, 0.1);
}

nav a[aria-current="page"]::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: var(--gradient-premium);
    border-radius: 2px;
}

/* ===== BOTÕES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-premium);
    color: var(--pure-white);
    padding: 14px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(8, 145, 178, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(8, 145, 178, 0.4);
}

.btn:active {
    transform: translateY(0);
}

.btn i {
    margin-right: 8px;
    font-size: 16px;
}

.header-buttons {
    display: flex;
    gap: 12px;
    align-items: center;
}

.whatsapp-btn {
    background: linear-gradient(135deg, #25d366 0%, #20ba5a 100%);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.whatsapp-btn:hover {
    background: linear-gradient(135deg, #20ba5a 0%, #1a9e4d 100%);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
}

.email-btn {
    background: linear-gradient(135deg, #ea4335 0%, #d93025 100%);
    box-shadow: 0 4px 12px rgba(234, 67, 53, 0.3);
}

.email-btn:hover {
    background: linear-gradient(135deg, #d93025 0%, #b31412 100%);
    box-shadow: 0 6px 16px rgba(234, 67, 53, 0.4);
}

.mobile-menu-btn {
    display: none;
    font-size: 24px;
    color: var(--primary-navy);
    cursor: pointer;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: rgba(8, 145, 178, 0.1);
    border-radius: 10px;
    transition: var(--transition-base);
}

.mobile-menu-btn:hover {
    background: rgba(8, 145, 178, 0.2);
}

/* ===== CONTEÚDO PRINCIPAL ===== */
main {
    flex: 1;
    padding: 0;
}

.page {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.page.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* ===== SEÇÃO HERO ===== */
.hero {
    background: linear-gradient(135deg, 
        rgba(15, 20, 25, 0.97) 0%, 
        rgba(26, 35, 50, 0.94) 30%,
        rgba(44, 62, 80, 0.91) 70%,
        rgba(37, 99, 235, 0.88) 100%
    ),
    url('https://images.unsplash.com/photo-1559827260-dc66d52bef19?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
    color: var(--pure-white);
    padding: 120px 0 100px;
    text-align: center;
    position: relative;
    margin: 0;
}

.hero-content {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--pure-white);
    line-height: 1.1;
}

.hero .subtitle {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

.hero p {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    position: relative;
    min-width: 120px;
}

.stat-number {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--premium-gold);
    display: block;
    margin-top: 12px;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-top: 8px;
}

/* ===== SEÇÕES GERAIS ===== */
.section {
    padding: 80px 0;
}

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

.section-title h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--primary-navy);
    margin-bottom: 20px;
    position: relative;
}

.section-title .subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-premium);
    border-radius: 2px;
}

/* ===== GRADE DE SERVIÇOS ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--pure-white);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid var(--light-border);
    will-change: transform;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.service-image {
    height: 180px;
    overflow: hidden;
    background: var(--gradient-primary);
    position: relative;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.08);
}

.service-content {
    padding: 30px;
}

.service-content h3 {
    font-size: 1.5rem;
    color: var(--primary-navy);
    margin-bottom: 15px;
}

.service-content p {
    color: var(--medium-gray);
    margin-bottom: 25px;
    line-height: 1.6;
}

.service-content ul {
    list-style: none;
    margin: 25px 0;
    padding: 0;
}

.service-content ul li {
    padding: 10px 0;
    color: var(--medium-gray);
    position: relative;
    padding-left: 28px;
    font-size: 1rem;
    line-height: 1.6;
}

.service-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 18px;
    width: 8px;
    height: 8px;
    background: var(--atlantic-teal);
    border-radius: 50%;
    transition: var(--transition-base);
}

.service-content ul li:hover::before {
    transform: scale(1.3);
}

/* ===== SEÇÃO SOBRE ===== */
.about-content {
    display: flex;
    align-items: flex-start;
    gap: 60px;
    margin-top: 50px;
}

.about-text {
    flex: 1.2;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--primary-navy);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--medium-gray);
    margin-bottom: 25px;
    line-height: 1.6;
}

.about-image {
    flex: 1;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.about-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.1;
    z-index: 1;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.7s ease;
}

.about-image:hover img {
    transform: scale(1.03);
}

/* ===== GRADE DE VALORES ===== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.value-card {
    background: var(--pure-white);
    padding: 35px 30px;
    border-radius: var(--border-radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--light-border);
    transition: var(--transition-smooth);
    will-change: transform;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.value-card i {
    font-size: 3rem;
    color: var(--atlantic-teal);
    margin-bottom: 20px;
    display: block;
    transition: var(--transition-base);
}

.value-card:hover i {
    transform: scale(1.1);
}

.value-card h3 {
    font-size: 1.4rem;
    color: var(--primary-navy);
    margin-bottom: 15px;
}

.value-card p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* ===== SEÇÃO DE COTAÇÃO ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
}

.contact-info {
    padding: 20px;
}

.contact-info h2 {
    font-size: 1.8rem;
    color: var(--primary-navy);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--medium-gray);
    margin-bottom: 30px;
    line-height: 1.6;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--light-gray);
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
    cursor: pointer;
}

.contact-method:hover {
    background: var(--off-white);
    transform: translateX(5px);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--atlantic-teal);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(8, 145, 178, 0.1);
    border-radius: 50%;
}

.contact-method h3 {
    font-size: 1.1rem;
    color: var(--primary-navy);
    margin-bottom: 5px;
}

.contact-method p {
    margin: 0;
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.contact-form {
    background: var(--pure-white);
    padding: 40px 35px;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--light-border);
}

.contact-form h2 {
    font-size: 1.8rem;
    color: var(--primary-navy);
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-navy);
}

.form-group label.required::after {
    content: '*';
    color: #e53e3e;
    margin-left: 4px;
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--light-border);
    border-radius: var(--border-radius-md);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition-base);
    background-color: var(--off-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--atlantic-teal);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
    background-color: var(--pure-white);
}

.form-control.error {
    border-color: #e53e3e;
}

.error-message {
    color: #e53e3e;
    font-size: 0.85rem;
    margin-top: 5px;
    display: block;
    min-height: 20px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
    justify-content: center;
}

.form-actions .btn {
    flex: 1;
    padding: 14px;
    font-size: 0.95rem;
    max-width: 250px;
}

/* ===== FOOTER ===== */
footer {
    background: var(--gradient-footer);
    color: var(--pure-white);
    padding: 48px 0 32px;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* colunas flexíveis */
    gap: 40px;
    margin-bottom: 32px;
}

.footer-about .footer-logo {
    font-family: 'Roboto', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--pure-white);
}

.footer-about .footer-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 20px;
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Títulos das colunas */
.footer-links h3 {
    font-size: 1rem;
    margin-bottom: 15px;
    color: var(--pure-white);
    font-weight: 700;
}

/* Links em coluna */
.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column; /* links na vertical */
    gap: 10px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.footer-links ul li a:hover {
    color: var(--pure-white);
    padding-left: 6px;
}

.footer-links address a,
.footer-links a[href^="mailto"],
.footer-links a[href^="tel"],
.footer-links a[href^="https://wa.me"] {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-base);
    display: block;
    margin-bottom: 8px;
}

.footer-links address a:hover,
.footer-links a[href^="mailto"]:hover,
.footer-links a[href^="tel"]:hover,
.footer-links a[href^="https://wa.me"]:hover {
    color: var(--pure-white);
    padding-left: 6px;
}

/* Redes sociais */
.social-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    color: var(--pure-white);
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 1rem;
}

.social-links a:hover {
    background: var(--gradient-premium);
    transform: translateY(-3px);
}

/* Copyright */
.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

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

.copyright a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-base);
    margin-left: 6px;
}

.copyright a:hover {
    color: var(--pure-white);
}

/* Responsividade */
@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

/* ===== BOTÕES FLUTUANTES PARA MOBILE ===== */
.mobile-floating-buttons {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    gap: 10px;
    flex-direction: column;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    animation: pulse 2s infinite;
}

.floating-btn.whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #20ba5a 100%);
}

.floating-btn.phone {
    background: linear-gradient(135deg, var(--professional-blue) 0%, var(--atlantic-teal) 100%);
}

.floating-btn:hover {
    transform: scale(1.1);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* ===== TELA DE CARREGAMENTO ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
    display: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--pure-white);
    animation: spin 1s ease-in-out infinite;
    margin-bottom: 20px;
}

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

.loading-screen p {
    color: var(--pure-white);
    font-size: 1.1rem;
}

/* ===== ANIMAÇÕES ===== */
@keyframes fadeIn {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== MELHORIAS DE ACESSIBILIDADE ===== */
a:focus, button:focus, input:focus, textarea:focus {
    outline: 2px solid var(--atlantic-teal);
    outline-offset: 2px;
}

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

/* ===== ESTADO DE LOADING PARA BOTÕES ===== */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

/* ===== RESPONSIVIDADE ===== */

/* Tablets */
@media (max-width: 992px) {
    .container {
        padding: 0 15px;
    }
    
    .header-container {
        padding: 0 15px;
    }
    
    .logo-img {
        height: 70px;
    }
    
    nav ul {
        gap: 8px;
    }
    
    nav ul li a {
        font-size: 14px;
        padding: 6px 10px;
    }
    
    .header-buttons .btn {
        padding: 10px 18px;
        font-size: 13px;
        margin-left: 15px;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero-stats {
        gap: 40px;
        margin-top: 40px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        margin-bottom: 40px;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
    
    .about-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .values-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .header-container {
        justify-content: space-between;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    nav {
        display: none;
        width: 100%;
        order: 3;
    }
    
    nav.active {
        display: block;
        animation: slideInDown 0.3s ease;
    }
    
    nav ul {
        flex-direction: column;
        background: var(--pure-white);
        border-radius: var(--border-radius-md);
        padding: 15px;
        margin-top: 15px;
        box-shadow: var(--shadow-lg);
        gap: 5px;
    }
    
    nav ul li {
        width: 100%;
    }
    
    nav ul li a {
        display: block;
        padding: 12px 15px;
        border-radius: var(--border-radius-sm);
    }
    
    .header-buttons {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-content {
        padding: 25px;
    }
    
    .value-card {
        padding: 25px 20px;
    }
    
    .contact-form {
        padding: 30px 25px;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .mobile-floating-buttons {
        display: flex;
    }
    
    .floating-btn {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
}

/* Pequenos dispositivos */
@media (max-width: 480px) {
    .hero {
        padding: 60px 0 40px;
    }
    
    .section-title h2 {
        font-size: 1.7rem;
    }
    
    .service-content, .contact-form, .value-card {
        padding: 20px;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .form-actions .btn {
        padding: 12px;
        width: 100%;
        max-width: none;
    }
}

/* Dispositivos muito pequenos */
@media (max-width: 360px) {
    .container {
        padding: 0 10px;
    }
    
    .logo-img {
        height: 60px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .service-content h3 {
        font-size: 1.3rem;
    }
    
    .value-card {
        padding: 20px 15px;
    }
}