:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --accent-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --background-color: #f8f9fa;
    --text-color: #343a40;
    --light-gray: #e9ecef;
    --dark-gray: #495057;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.8;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    background-attachment: fixed;
    color: var(--text-color);
    scroll-behavior: smooth;
    min-height: 100vh;
}

* {
    box-sizing: border-box;
}

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

header {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--text-color);
    padding: 1rem 2rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--light-gray);
    z-index: 1001;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 0 2px 2px 0;
}

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

.logo {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

header h1 {
    margin: 0;
    font-size: 1.8rem;
    color: var(--primary-color);
    font-weight: 700;
}

nav ul {
    padding: 0;
    list-style: none;
    margin: 0;
    display: flex;
    gap: 10px;
}

/* Mobile Menu Styles */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 10px;
    border-radius: 8px;
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    background: rgba(0, 123, 255, 0.1);
    transform: scale(1.1);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 9999;
    padding-top: 80px;
    overflow-y: auto;
}

.mobile-nav.active {
    display: block;
    animation: slideInFromTop 0.3s ease;
}

.mobile-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-nav ul {
    flex-direction: column;
    align-items: center;
    gap: 30px;
    padding: 40px 20px;
    margin: 0;
}

.mobile-nav ul li {
    list-style: none;
    width: 100%;
    text-align: center;
}

.mobile-nav ul li a {
    display: block;
    padding: 20px;
    font-size: 1.2rem;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    font-weight: 600;
}

.mobile-nav ul li a:hover {
    background: rgba(0, 123, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.2);
}

nav ul li {
    display: inline;
}

nav a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
}

nav a:hover {
    color: var(--primary-color);
    background-color: rgba(0, 123, 255, 0.1);
    transform: translateY(-2px);
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

nav a:hover::after {
    width: 80%;
}

main {
    padding: 40px 20px;
}

section {
    margin-bottom: 40px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

section h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 2.2rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.5);
}

ul {
    list-style-type: none;
    padding-left: 0;
}

ul li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    color: var(--secondary-color);
}

ul li i {
    color: var(--accent-color);
    margin-right: 10px;
}

.materiais-grid, .portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.portfolio-grid img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.portfolio-grid img:hover {
    transform: scale(1.05);
}

.contato-info {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 30px;
    border-radius: 20px;
    margin-top: 20px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.contato-info p {
    margin: 10px 0;
    font-size: 1.1rem;
    color: var(--secondary-color);
}

footer {
    text-align: center;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.1);
}

#hero {
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.4)), url('../imagens/wallpaper-bra-impressora.png') no-repeat center center/cover;
    color: #fff;
    text-align: center;
    padding: 120px 20px;
    border-radius: 0;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-attachment: fixed;
    background-size: cover;
    background-position: center center;
}

.hero-content {
    background: rgba(0, 0, 0, 0.4);
    padding: 40px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(5px);
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.hero-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
    line-height: 1.6;
}

.cta-button {
    background-color: var(--primary-color);
    color: #fff;
    padding: 18px 35px;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-block;
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
    text-shadow: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background-color: #0056b3;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 123, 255, 0.6);
}

#depoimentos {
    background: transparent;
}

.social-icons {
    margin-bottom: 15px;
}

.social-icons a {
    color: #fff;
    font-size: 1.5rem;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.social-icons a:hover {
    color: var(--primary-color);
}

/* Produtos Section */
.produtos-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.produto-categoria {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    padding: 30px;
    transition: var(--transition);
}

.produto-categoria:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.2);
}

.produto-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.produto-header i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 15px;
}

.produto-header h3 {
    margin: 0;
    color: var(--text-color);
    font-size: 1.5rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.produto-lista {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.produto-lista li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    color: var(--secondary-color);
}

.produto-lista li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.produto-img-placeholder {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    padding: 40px 20px;
    text-align: center;
    margin-top: 20px;
    transition: var(--transition);
}

.produto-img-placeholder:hover {
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
}

.produto-img-placeholder i {
    font-size: 3rem;
    color: var(--secondary-color);
    display: block;
    margin-bottom: 10px;
}

.produto-img-placeholder span {
    color: var(--secondary-color);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Processo Timeline */
.processo-timeline {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 40px;
    position: relative;
    padding-top: 30px;
}

.processo-timeline::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--primary-color);
    z-index: 1;
}

.processo-step {
    text-align: center;
    position: relative;
    flex: 1;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 25px;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 3;
}

.step-content h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
    line-height: 1.4;
}

.step-content p {
    color: var(--secondary-color);
    font-size: 0.95rem;
    max-width: 180px;
    margin: 0 auto;
    line-height: 1.5;
}

/* Serviços Grid */
.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.servico-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.servico-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.25);
}

.servico-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.servico-card h3 {
    color: var(--text-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.servico-card p {
    color: var(--secondary-color);
    margin-bottom: 20px;
    line-height: 1.6;
}

.servico-detalhes {
    list-style: none;
    padding: 0;
    margin: 0;
}

.servico-detalhes li {
    padding: 5px 0;
    color: var(--secondary-color);
    font-size: 0.9rem;
    position: relative;
    padding-left: 20px;
}

.servico-detalhes li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Materiais Enhanced */
.material {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary-color);
}

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

.material-icon {
    margin-bottom: 20px;
}

.material-icon i {
    font-size: 3rem;
    color: var(--primary-color);
}

.material h3 {
    color: var(--text-color);
    margin: 15px 0;
    font-size: 1.3rem;
}

.material-properties {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.property {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.material-specs {
    background: var(--background-color);
    border-radius: 8px;
    padding: 15px;
    margin-top: 15px;
    text-align: left;
}

.spec {
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.spec strong {
    color: var(--text-color);
}

/* Calculadora */
.calculadora-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 30px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.calc-form {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.dimensoes-inputs {
    display: flex;
    align-items: center;
    gap: 10px;
}

.dimensoes-inputs input {
    flex: 1;
    padding: 12px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--white);
}

.dimensoes-inputs input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.dimensoes-inputs span {
    font-weight: bold;
    color: var(--secondary-color);
}

select, input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    color: var(--text-color);
}

select:focus, input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.calc-button {
    width: 100%;
    padding: 15px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.calc-button:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.calc-resultado {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.calc-resultado h4 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.3rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

#resultado-content {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    color: var(--text-color);
}

.calc-disclaimer {
    border-top: 1px solid var(--light-gray);
    padding-top: 20px;
}

.btn-orcamento-final {
    display: inline-block;
    background: var(--accent-color);
    color: var(--white);
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    margin-top: 15px;
    transition: var(--transition);
}

.btn-orcamento-final:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* Seção de Estatísticas */
#estatisticas {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: var(--white);
    padding: 60px 40px;
    margin: 0;
    border-radius: 0;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
    padding: 20px;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.2);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-color);
}

/* Carrossel de Depoimentos */
.depoimentos-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto 40px;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.depoimento {
    display: none;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
}

.depoimento.active {
    display: block;
    animation: fadeInSlide 0.6s ease;
}

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

.depoimento-content {
    position: relative;
}

.aspas {
    font-size: 4rem;
    color: var(--primary-color);
    position: absolute;
    top: -20px;
    left: 20px;
    font-family: Georgia, serif;
}

.depoimento p {
    font-size: 1.2rem;
    line-height: 1.6;
    margin: 30px 0;
    color: var(--secondary-color);
    font-style: italic;
}

.depoimento-autor {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid rgba(0, 0, 0, 0.1);
}

.autor-info h4 {
    margin: 0;
    color: var(--text-color);
    font-size: 1.1rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.autor-info span {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.rating {
    color: #ffc107;
    font-size: 1.2rem;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.carousel-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.2rem;
}

.carousel-btn:hover {
    background: #0056b3;
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--light-gray);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.3);
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.25);
}

.faq-question {
    padding: 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.2);
}

.faq-question h4 {
    margin: 0;
    color: var(--text-color);
    font-size: 1.1rem;
    font-weight: 600;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.faq-question i {
    color: var(--primary-color);
    transition: var(--transition);
    font-size: 1.2rem;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 25px;
    margin: 0;
    color: var(--secondary-color);
    line-height: 1.6;
}

/* Comparison Table */
.comparison-table {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: var(--primary-color);
    color: var(--white);
}

.comparison-header h3 {
    padding: 20px;
    margin: 0;
    text-align: center;
    font-size: 1.1rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.comparison-row:hover {
    background: rgba(255, 255, 255, 0.2);
}

.comparison-row:last-child {
    border-bottom: none;
}

.feature {
    padding: 20px;
    color: var(--text-color);
    font-weight: 600;
}

.us, .others {
    padding: 20px;
    text-align: center;
    font-size: 1.5rem;
    color: var(--text-color);
}

.us i.fa-check {
    color: var(--accent-color);
}

.us i.fa-minus {
    color: var(--warning-color);
}

.others i.fa-times {
    color: var(--danger-color);
}

.others i.fa-minus {
    color: var(--warning-color);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    background: #25d366;
    color: var(--white);
    padding: 15px 20px;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    animation: whatsappPulse 2s infinite;
}

@keyframes whatsappPulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.8); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
}

.whatsapp-btn:hover {
    background: #128c7e;
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn i {
    font-size: 1.5rem;
    margin-right: 10px;
}

.whatsapp-text {
    font-weight: 600;
    font-size: 0.9rem;
}

/* Dark Mode Toggle */
.theme-toggle {
    position: fixed;
    top: 50%;
    right: 20px;
    z-index: 1000;
    transform: translateY(-50%);
}

.theme-btn {
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--light-gray);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.2rem;
    box-shadow: var(--shadow);
}

.theme-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: rotate(180deg);
}

/* Dark Mode Styles */
body.dark-mode {
    --background-color: #1a1a1a;
    --text-color: #e0e0e0;
    --white: #2d2d2d;
    --light-gray: #3a3a3a;
    --secondary-color: #b0b0b0;
}

body.dark-mode header {
    background: var(--white);
    border-bottom: 1px solid var(--light-gray);
}

body.dark-mode .theme-btn {
    background: var(--white);
    color: var(--text-color);
}

/* Produto Gallery Styles */
.produto-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.produto-img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.produto-img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

/* Portfolio Highlights */
.portfolio-highlights {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.portfolio-highlights h3 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 1.8rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.highlight-category {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 25px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.highlight-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.2);
}

.highlight-category h4 {
    color: var(--text-color);
    margin-bottom: 20px;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.highlight-category h4 i {
    color: var(--primary-color);
}

.highlight-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 15px;
}

.highlight-img {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
}

.highlight-img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.highlight-category p {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin: 0;
    text-align: center;
}

/* Portfolio Enhanced */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

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

.portfolio-item {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.portfolio-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-image:hover img {
    transform: scale(1.1);
}

.portfolio-specs {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    padding: 30px 15px 15px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.portfolio-specs span {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.portfolio-image-placeholder {
    background: var(--background-color);
    padding: 60px 20px;
    text-align: center;
    position: relative;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.portfolio-image-placeholder i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.portfolio-image-placeholder span {
    color: var(--secondary-color);
    font-size: 0.9rem;
    line-height: 1.4;
}

.portfolio-overlay {
    padding: 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.portfolio-overlay h4 {
    color: var(--text-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.portfolio-overlay p {
    color: var(--secondary-color);
    margin: 0;
    font-size: 0.9rem;
}

.portfolio-cta {
    text-align: center;
    margin-top: 50px;
    padding: 40px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.portfolio-cta p {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 20px;
}

/* Cases de Sucesso */
.cases-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.case-item {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.case-image {
    text-align: center;
    margin-bottom: 25px;
}

.case-image i {
    font-size: 3rem;
    color: var(--primary-color);
    background: rgba(0, 123, 255, 0.1);
    padding: 20px;
    border-radius: 50%;
}

.case-content h3 {
    color: var(--text-color);
    margin-bottom: 20px;
    font-size: 1.4rem;
    text-align: center;
}

.case-problem, .case-solution, .case-result {
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 8px;
}

.case-problem {
    background: rgba(220, 53, 69, 0.1);
    border-left: 4px solid var(--danger-color);
}

.case-solution {
    background: rgba(255, 193, 7, 0.1);
    border-left: 4px solid var(--warning-color);
}

.case-result {
    background: rgba(40, 167, 69, 0.1);
    border-left: 4px solid var(--accent-color);
}

.case-problem h4, .case-solution h4, .case-result h4 {
    margin: 0 0 10px 0;
    font-size: 1.1rem;
}

.case-problem h4 {
    color: var(--danger-color);
}

.case-solution h4 {
    color: #e0a800;
}

.case-result h4 {
    color: var(--accent-color);
}

.case-problem p, .case-solution p, .case-result p {
    margin: 0;
    color: var(--secondary-color);
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Header Mobile */
    header {
        padding: 1rem;
        flex-wrap: wrap;
    }
    
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .logo {
        height: 40px;
    }
    
    header h1 {
        font-size: 1.4rem;
    }
    
    .calculadora-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    #hero {
        padding: 80px 20px;
        min-height: 400px;
        background-attachment: scroll;
    }
    
    .hero-content {
        padding: 30px 20px;
    }
    
    .hero-content h2 {
        font-size: 2.2rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .processo-timeline {
        flex-direction: column;
        gap: 30px;
        padding-top: 0;
    }
    
    .processo-timeline::before {
        display: none;
    }
    
    .step-content h4 {
        font-size: 1.4rem;
        margin-bottom: 12px;
    }
    
    .step-content p {
        max-width: 280px;
        font-size: 1rem;
    }
    
    .dimensoes-inputs {
        flex-direction: column;
        gap: 10px;
    }
    
    .dimensoes-inputs span {
        display: none;
    }
    
    .portfolio-filters {
        gap: 5px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .header-brand h1 {
        font-size: 1.4rem;
    }
    
    .header-brand {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .produtos-container,
    .servicos-grid,
    .cases-container {
        grid-template-columns: 1fr;
    }
    
    .produto-gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-image img {
        height: 200px;
    }
    
    .portfolio-specs {
        padding: 20px 10px 10px;
    }
    
    .portfolio-specs span {
        font-size: 0.7rem;
        padding: 3px 6px;
    }
    
    .highlights-grid {
        grid-template-columns: 1fr;
    }
    
    .highlight-images {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .highlight-img {
        height: 70px;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 2fr 1fr 1fr;
        font-size: 0.9rem;
    }
    
    .depoimento-autor {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .whatsapp-text {
        display: none;
    }
    
    .whatsapp-btn {
        padding: 15px;
        border-radius: 50%;
    }
    
    .theme-toggle {
        top: auto;
        bottom: 90px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    section {
        padding: 20px;
    }
    
    #hero {
        padding: 60px 15px;
        min-height: 350px;
    }
    
    .hero-content {
        padding: 25px 15px;
    }
    
    .hero-content h2 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 15px 25px;
        font-size: 1rem;
    }
    
    .logo {
        height: 35px;
    }
    
    .header-brand h1 {
        font-size: 1.2rem;
    }
    
    .mobile-nav ul {
        padding: 20px 15px;
        gap: 20px;
    }
    
    .mobile-nav ul li a {
        padding: 15px;
        font-size: 1.1rem;
    }
    
    .material, .servico-card, .case-item {
        padding: 20px;
    }
    
    .calc-form, .calc-resultado {
        padding: 20px;
    }
    
    .portfolio-image img {
        height: 180px;
    }
    
    .produto-img {
        height: 100px;
    }
    
    .portfolio-specs {
        flex-direction: column;
        align-items: center;
        gap: 5px;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .feature {
        border-bottom: 1px solid var(--light-gray);
        padding: 15px;
    }
    
    .us, .others {
        padding: 10px;
    }
    
    .aspas {
        font-size: 3rem;
        left: 10px;
        top: -15px;
    }
}