:root {
    --primary: #000000;
    --primary-dark: #111111;
    --primary-light: #222222;
    --secondary: #F4B342;
    --accent: #00A896;
    --light: #F8F9FA;
    --dark: #212529;
    --gray: #6C757D;
    --light-gray: #E9ECEF;
    --shadow: 0 10px 30px rgba(42, 75, 140, 0.1);
    --shadow-hover: 0 15px 40px rgba(42, 75, 140, 0.15);
    --transition: all 0.3s ease;
    --border-radius: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--dark);
    background-color: white;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 48px;
}

h2 {
    font-size: 36px;
}

h3 {
    font-size: 24px;
}

h4 {
    font-size: 20px;
}

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
}

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

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

.btn-secondary:hover {
    background: #e0a12e;
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--secondary);
    color: var(--primary-dark);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 36px;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 18px;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* Header Styles */
header {
    background: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.logo span {
    color: var(--secondary);
}

/* Navegação Principal - Semântica Melhorada */
.nav-menu ul {
    display: flex;
    gap: 35px;
    align-items: center;
    list-style-type: none;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.nav-menu a:hover,
.nav-menu a:focus {
    color: var(--primary);
    outline: none;
}

.nav-menu a[aria-current="page"] {
    color: var(--primary);
    font-weight: 600;
}

.nav-menu a[aria-current="page"]::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
}

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.03) 0%, rgba(244, 179, 66, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0.05;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: var(--secondary);
    border-radius: 50%;
    opacity: 0.05;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
    position: relative;
    z-index: 2;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 48px;
    color: var(--primary-dark);
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero-content h1 span {
    color: var(--secondary);
}

.hero-content p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.hero-image img {
    max-width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
    height: auto;
}

/* Spacer Section */
.spacer-section {
    background: var(--primary);
    padding: 60px 0;
    color: white;
    text-align: center;
}

.spacer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.spacer-title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 10px;
}

.spacer-subtitle {
    font-size: 18px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
}

.spacer-btn {
    margin-top: 20px;
    background: white;
    color: var(--primary);
}

.spacer-btn:hover {
    background: var(--light-gray);
}

/* Services/Produtos Section */
.services {
    padding: 100px 0;
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 40px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--light-gray);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--secondary);
}

.service-card article {
    display: contents;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon i {
    font-size: 30px;
    color: white;
}

.service-card h3 {
    font-size: 22px;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--gray);
    margin-bottom: 25px;
    flex-grow: 1;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    margin-top: auto;
}

.service-link:hover,
.service-link:focus {
    color: var(--secondary);
    gap: 12px;
    outline: none;
}

.product-highlight {
    background-color: #fff9f0;
    border-left: 4px solid var(--secondary);
    padding: 15px;
    margin: 15px 0;
    border-radius: 4px;
}

.product-highlight h4 {
    color: var(--primary-dark);
    margin-bottom: 5px;
    font-size: 16px;
}

.product-highlight p {
    color: var(--gray);
    margin-bottom: 0;
    font-size: 14px;
}

/* Microdados para Schema.org */
[itemscope] {
    display: contents;
}

[itemprop="name"] {
    font-weight: 700;
    color: var(--primary-dark);
}

[itemprop="description"] {
    color: var(--gray);
    line-height: 1.6;
}

[itemprop="price"] {
    font-weight: 600;
    color: var(--primary);
}

[itemprop="priceCurrency"] {
    font-weight: 600;
    color: var(--secondary);
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta-container h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-container p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 70px 0 30px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-column h3 {
    font-size: 20px;
    margin-bottom: 25px;
    color: white;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--secondary);
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
    line-height: 1.8;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover,
.footer-links a:focus {
    color: white;
    padding-left: 5px;
    outline: none;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

.contact-item i {
    color: var(--secondary);
    min-width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

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

.footer-bottom a:hover {
    color: white;
    text-decoration: underline;
}

/* Estilos de Acessibilidade */
.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;
}

:focus {
    outline: 2px solid var(--secondary);
    outline-offset: 2px;
}

button:focus,
a:focus {
    outline: 2px solid var(--secondary);
    outline-offset: 4px;
}

/* Estilos para Lazy Loading */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }
}

@media (max-width: 992px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 42px;
    }
    
    .hero-image {
        justify-content: center;
        order: -1;
        margin-bottom: 40px;
    }
    
    .hero-image img {
        max-width: 80%;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
        background: none;
        border: none;
        font-size: 24px;
        color: var(--primary);
        cursor: pointer;
        padding: 8px;
        border-radius: 4px;
    }

    .mobile-menu-btn:hover {
        background-color: var(--light-gray);
    }

    .mobile-menu-btn[aria-expanded="true"] {
        background-color: var(--light-gray);
    }

    .hero-actions {
        justify-content: center;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 36px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .section-title h2 {
        font-size: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .cta-container h2 {
        font-size: 30px;
    }

    .spacer-title {
        font-size: 24px;
    }
    
    .header-container {
        padding: 15px 0;
    }
    
    .logo {
        font-size: 24px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 576px) {
    .hero {
        padding: 70px 0;
    }
    
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .services {
        padding: 70px 0;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 15px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .cta-section {
        padding: 60px 0;
    }
    
    .footer-column h3 {
        font-size: 18px;
        margin-bottom: 20px;
    }
    
    .contact-item {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content h1 {
        font-size: 28px;
    }
    
    .section-title h2 {
        font-size: 26px;
    }
    
    .service-card h3 {
        font-size: 20px;
    }
    
    .cta-container h2 {
        font-size: 26px;
    }
}

/* Mobile Menu - Atualizado */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 1001;
    padding: 80px 30px 30px;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    text-align: left;
    overflow-y: auto;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    display: block;
    font-size: 20px;
    color: var(--dark);
    text-decoration: none;
    margin: 15px 0;
    font-weight: 600;
    transition: var(--transition);
    padding: 12px 0;
    border-bottom: 1px solid var(--light-gray);
}

.mobile-menu a:hover,
.mobile-menu a:focus {
    color: var(--primary);
    padding-left: 10px;
    outline: none;
}

.mobile-menu a[aria-current="page"] {
    color: var(--primary);
    border-left: 4px solid var(--primary);
    padding-left: 10px;
}

.close-menu {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 30px;
    color: var(--dark);
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: var(--transition);
}

.close-menu:hover {
    background-color: var(--light-gray);
}

.mobile-menu-btn {
    display: none;
}

/* Mobile Menu - Correções */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: white;
    z-index: 1001;
    padding: 80px 30px 30px;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    text-align: left;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    display: flex;
    transform: translateX(0);
}

.mobile-menu nav {
    width: 100%;
}

.mobile-menu ul {
    list-style: none;
    width: 100%;
}

.mobile-menu li {
    margin-bottom: 0;
}

.mobile-menu a {
    display: block;
    font-size: 20px;
    color: var(--dark);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    padding: 15px 0;
    border-bottom: 1px solid var(--light-gray);
    width: 100%;
}

.mobile-menu a:hover,
.mobile-menu a:focus {
    color: var(--primary);
    padding-left: 15px;
    outline: none;
}

.mobile-menu a[aria-current="page"] {
    color: var(--primary);
    border-left: 4px solid var(--primary);
    padding-left: 15px;
    background-color: rgba(244, 179, 66, 0.1);
}

.close-menu {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 30px;
    color: var(--dark);
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: var(--transition);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-menu:hover,
.close-menu:focus {
    background-color: var(--light-gray);
    outline: none;
}

/* Previne rolagem do body quando menu está aberto */
body.menu-open {
    overflow: hidden;
}

/* Header com classe scrolled */
header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1) !important;
}

@media (max-width: 992px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        display: none;
    }
}

/* Estilos para impressão */
@media print {
    .header-actions,
    .mobile-menu-btn,
    .btn-secondary,
    .cta-actions,
    footer {
        display: none !important;
    }
    
    .hero,
    .services,
    .cta-section {
        padding: 20px 0 !important;
    }
    
    .hero-image {
        display: none;
    }
    
    .service-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    a {
        color: #000 !important;
        text-decoration: underline !important;
    }
}