:root {
  --madeira-escura: #5D473A;
  --madeira-clara: #BFA585;
  --creme: #F5F0EB;
  --marrom-suave: #8B6F5E;
  --preto-profundo: #1A1F1E;
  --cinza-claro: #EAEAEA;
  --verde-acento: #4C7A57;
}

body {
    font-family: 'Arial', sans-serif; /* Substituir por tipografia sofisticada */
    line-height: 1.6;
    color: var(--preto-profundo);
    overflow-x: hidden; /* Evita rolagem horizontal */
}

/* Estilos Globais */
.container {
    max-width: 1200px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Georgia', serif; /* Substituir por tipografia sofisticada */
    color: var(--madeira-escura);
}

/* Botão de Contato Fixo (WhatsApp) */
.fixed-whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    background-color: #25D366; /* Cor do WhatsApp */
    border-color: #25D366;
    color: white;
    padding: 10px 15px;
    border-radius: 50px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.fixed-whatsapp-button:hover {
    background-color: #1DA851;
    border-color: #1DA851;
    transform: translateY(-3px);
}

.fixed-whatsapp-button i {
    margin-right: 8px;
    font-size: 1.3rem;
}

/* Header */
.main-header {
    background-color: var(--creme);
    padding: 15px 0;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.main-header .logo {
    max-height: 80px; /* Ajuste conforme o tamanho do logo */
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, rgba(0,0,0,0.6), rgba(93,71,58,0.4)), url('../img/hero_bg.jpg') no-repeat center center/cover;
    min-height: 100vh;
    position: relative;
    color: white;
    display: flex;
    align-items: center;
    background-attachment: fixed;
}

.hero-section .container {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-section h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: white;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section .lead {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: 2.5rem;
    font-weight: 400;
    opacity: 0.95;
    line-height: 1.6;
}

.hero-section .btn-primary {
    background: linear-gradient(135deg, var(--verde-acento), #3a6043);
    border: none;
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 25px rgba(76, 122, 87, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-section .btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(76, 122, 87, 0.4);
    background: linear-gradient(135deg, #3a6043, var(--verde-acento));
}

/* Nossos Diferenciais Section */
.diferenciais-section {
    background: linear-gradient(135deg, #f8f9fa 0%, var(--cinza-claro) 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.diferenciais-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(93,71,58,0.03) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.diferenciais-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.diferenciais-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.diferencial-item {
    padding: 2.5rem 1.5rem;
    text-align: center;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
    margin-bottom: 2rem;
    border: 1px solid rgba(255,255,255,0.8);
}

.diferencial-item:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 60px rgba(0,0,0,0.15);
    background: linear-gradient(135deg, white 0%, #fafafa 100%);
}

.diferencial-item .icon-diferencial {
    font-size: 3.5rem;
    color: var(--madeira-escura);
    margin-bottom: 1.5rem;
    transition: all 0.4s ease;
    display: inline-block;
}

.diferencial-item:hover .icon-diferencial {
    transform: scale(1.2) rotateY(360deg);
    color: var(--verde-acento);
}

.diferencial-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--madeira-escura);
    font-weight: 600;
}

.diferencial-item p {
    color: var(--marrom-suave);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Serviços de Marcenaria Section */
.servicos-section {
    padding: 100px 0;
    background: white;
    position: relative;
}

.servicos-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 4rem;
    position: relative;
}

.servicos-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.service-card {
    border: none;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0,0,0,0.1);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    background: white;
    margin-bottom: 2rem;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(93,71,58,0.05) 0%, rgba(76,122,87,0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-20px) scale(1.03);
    box-shadow: 0 30px 80px rgba(0,0,0,0.2);
}

.service-card img {
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover img {
    transform: scale(1.1);
}

.service-card .card-body {
    padding: 2rem;
    position: relative;
    z-index: 2;
    background: white;
}

.service-card .card-title {
    font-size: 1.5rem;
    color: var(--madeira-escura);
    margin-bottom: 1rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.service-card:hover .card-title {
    color: var(--verde-acento);
}

.service-card .card-text {
    color: var(--marrom-suave);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Galeria de Projetos Section */
.galeria-section {
    background: linear-gradient(135deg, var(--creme) 0%, #f0ebe6 100%);
    padding: 100px 0;
    position: relative;
}

.galeria-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 4rem;
    position: relative;
}

.galeria-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.comparison-container {
    position: relative;
    background: white;
    border-radius: 25px;
    padding: 2rem;
    box-shadow: 0 15px 50px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
}

.comparison-container:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 70px rgba(0,0,0,0.15);
}

.comparison-container h4 {
    color: var(--madeira-escura);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.before-after-slider {
    position: relative;
    height: 300px;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.before-after-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: scale(1.1);
}

.before-after-item.active {
    opacity: 1;
    transform: scale(1);
}

.before-after-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.before-after-item .overlay {
    position: absolute;
    top: 15px;
    left: 15px;
}

.before-after-item .overlay .badge {
    font-size: 0.9rem;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.slider-controls button {
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.slider-controls button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.testimonial-card .card {
    border: none;
    border-radius: 25px;
    box-shadow: 0 15px 50px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
    background: white;
}

.testimonial-card .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 70px rgba(0,0,0,0.15);
}

.testimonial-card .card-body {
    padding: 2.5rem;
}

.testimonial-card .card-title {
    color: var(--madeira-escura);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.testimonial-card .card-text {
    color: var(--marrom-suave);
    line-height: 1.7;
    font-style: italic;
    font-size: 1rem;
}

.client-info strong {
    color: var(--madeira-escura);
    font-weight: 600;
}

.rating {
    margin-top: 1rem;
}

.rating i {
    margin-right: 3px;
    font-size: 1.1rem;
}

/* Nosso Processo Section */
.processo-section {
    padding: 100px 0;
    background: white;
    position: relative;
}

.processo-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 4rem;
    position: relative;
}

.processo-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.processo-section .row {
    position: relative;
}

.processo-section .row::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    z-index: 1;
    border-radius: 2px;
}

.processo-item {
    padding: 2.5rem 1.5rem;
    text-align: center;
    background: white;
    border-radius: 25px;
    box-shadow: 0 15px 50px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
    margin-bottom: 2rem;
    border: 3px solid white;
}

.processo-item:hover {
    transform: translateY(-20px) scale(1.05);
    box-shadow: 0 30px 80px rgba(0,0,0,0.2);
    border-color: var(--verde-acento);
}

.processo-item .icon-processo {
    font-size: 4rem;
    color: var(--madeira-escura);
    margin-bottom: 1.5rem;
    transition: all 0.4s ease;
    display: inline-block;
    background: linear-gradient(135deg, var(--creme), #f0ebe6);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.processo-item:hover .icon-processo {
    transform: scale(1.2) rotateY(360deg);
    color: white;
    background: linear-gradient(135deg, var(--verde-acento), var(--madeira-escura));
    box-shadow: 0 15px 40px rgba(76, 122, 87, 0.3);
}

.processo-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--madeira-escura);
    font-weight: 600;
    transition: color 0.3s ease;
}

.processo-item:hover h3 {
    color: var(--verde-acento);
}

.processo-item p {
    color: var(--marrom-suave);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Sobre a Marcenaria Section */
.sobre-section {
    background: linear-gradient(135deg, var(--cinza-claro) 0%, #e8e8e8 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.sobre-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(76,122,87,0.03) 0%, transparent 70%);
    animation: float 25s ease-in-out infinite reverse;
}

.sobre-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.sobre-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.sobre-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--preto-profundo);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.sobre-section img {
    max-width: 100%;
    height: auto;
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}

.sobre-section img:hover {
    transform: scale(1.05) rotateY(5deg);
    box-shadow: 0 30px 80px rgba(0,0,0,0.25);
}

.sobre-section .col-md-6:first-child {
    display: flex;
    align-items: center;
    justify-content: center;
}

.sobre-section .col-md-6:last-child {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 3rem;
}

/* Calculadora de Orçamento Section */
.calculadora-section {
    padding: 100px 0;
    background: white;
    position: relative;
}

.calculadora-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 4rem;
    position: relative;
}

.calculadora-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.calculadora-section .card {
    border: none;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
    overflow: hidden;
    background: linear-gradient(135deg, white 0%, #fafafa 100%);
    transition: all 0.4s ease;
}

.calculadora-section .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(0,0,0,0.15);
}

.calculadora-section .card-body {
    padding: 3rem;
}

.calculadora-section .form-label {
    font-weight: 600;
    color: var(--madeira-escura);
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.calculadora-section .form-control,
.calculadora-section .form-select {
    border-radius: 15px;
    border: 2px solid var(--cinza-claro);
    transition: all 0.3s ease;
    padding: 12px 20px;
    font-size: 1rem;
    background: white;
}

.calculadora-section .form-control:focus,
.calculadora-section .form-select:focus {
    border-color: var(--verde-acento);
    box-shadow: 0 0 0 0.2rem rgba(76, 122, 87, 0.15);
    transform: translateY(-2px);
}

.calculadora-section .btn-primary {
    background: linear-gradient(135deg, var(--verde-acento), #3a6043);
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 25px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 25px rgba(76, 122, 87, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calculadora-section .btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(76, 122, 87, 0.4);
    background: linear-gradient(135deg, #3a6043, var(--verde-acento));
}

#resultadoOrcamento .alert {
    border-radius: 20px;
    border: none;
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    box-shadow: 0 10px 30px rgba(76, 122, 87, 0.2);
    padding: 2rem;
}

#valorEstimado {
    font-size: 2.5rem;
    color: var(--verde-acento);
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

#resultadoOrcamento .btn-success {
    background: linear-gradient(135deg, #25D366, #1DA851);
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

#resultadoOrcamento .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

/* FAQ Section */
.faq-section {
    background: linear-gradient(135deg, var(--creme) 0%, #f0ebe6 100%);
    padding: 100px 0;
    position: relative;
}

.faq-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 4rem;
    position: relative;
}

.faq-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
    border-radius: 2px;
}

.accordion-item {
    border: none;
    margin-bottom: 1.5rem;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    background: white;
}

.accordion-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.accordion-button {
    background: linear-gradient(135deg, white 0%, #fafafa 100%);
    color: var(--madeira-escura);
    font-weight: 600;
    font-size: 1.1rem;
    padding: 1.5rem 2rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    border: none;
    box-shadow: none;
}

.accordion-button:not(.collapsed) {
    background: linear-gradient(135deg, var(--verde-acento), #3a6043);
    color: white;
    box-shadow: 0 8px 25px rgba(76, 122, 87, 0.3);
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.2rem rgba(76, 122, 87, 0.25);
    border-color: transparent;
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23212529'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    transition: transform 0.3s ease;
}

.accordion-button:not(.collapsed)::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    transform: rotate(180deg);
}

.accordion-body {
    background: white;
    padding: 2rem;
    border-top: 1px solid rgba(0,0,0,0.05);
    color: var(--marrom-suave);
    line-height: 1.7;
    font-size: 1rem;
}

/* Contato via WhatsApp Section */
.contact-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--preto-profundo) 0%, #2c2c2c 100%);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(76,122,87,0.1) 0%, transparent 70%);
    animation: float 30s ease-in-out infinite;
}

.contact-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.contact-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), #25D366);
    border-radius: 2px;
}

.contact-section .lead {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2.5rem;
    position: relative;
    z-index: 2;
}

.contact-section .btn-success {
    background: linear-gradient(135deg, #25D366, #1DA851);
    border: none;
    padding: 18px 40px;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    z-index: 2;
}

.contact-section .btn-success:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 50px rgba(37, 211, 102, 0.6);
    background: linear-gradient(135deg, #1DA851, #25D366);
}

/* Footer */
.main-footer {
    background: linear-gradient(135deg, var(--preto-profundo) 0%, #0a0a0a 100%);
    color: white;
    padding: 60px 0 30px;
    text-align: center;
    position: relative;
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--verde-acento), var(--madeira-escura));
}

.main-footer .footer-logo {
    max-height: 60px;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
    margin-bottom: 2rem;
}

.main-footer .footer-logo:hover {
    transform: scale(1.1);
    filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(76, 122, 87, 0.5));
}

.main-footer .social-icons {
    margin: 2rem 0;
}

.main-footer .social-icons a {
    color: white;
    font-size: 2rem;
    margin: 0 15px;
    transition: all 0.3s ease;
    display: inline-block;
}

.main-footer .social-icons a:hover {
    color: var(--verde-acento);
    transform: translateY(-5px) scale(1.2);
}

.main-footer .footer-links {
    margin: 2rem 0;
}

.main-footer .footer-links a {
    color: rgba(255,255,255,0.7);
    margin: 0 20px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

.main-footer p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
}

/* Botão Voltar ao Topo */
.back-to-top-button {
    position: fixed;
    bottom: 90px;
    left: 20px;
    z-index: 999;
    background: linear-gradient(135deg, var(--madeira-escura), var(--marrom-suave));
    border: none;
    color: white;
    padding: 15px;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(93, 71, 58, 0.4);
    display: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top-button:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 15px 40px rgba(93, 71, 58, 0.6);
    background: linear-gradient(135deg, var(--verde-acento), var(--madeira-escura));
}

.back-to-top-button i {
    font-size: 1.2rem;
}

/* Melhorias no botão WhatsApp fixo */
.fixed-whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    background: linear-gradient(135deg, #25D366, #1DA851);
    border: none;
    color: white;
    padding: 15px 20px;
    border-radius: 50px;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    display: flex;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-decoration: none;
}

.fixed-whatsapp-button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.6);
    background: linear-gradient(135deg, #1DA851, #25D366);
    color: white;
}

.fixed-whatsapp-button i {
    margin-right: 8px;
    font-size: 1.3rem;
}

/* Responsividade Melhorada */
@media (max-width: 992px) {
    .hero-section {
        background-attachment: scroll;
        min-height: 80vh;
    }
    
    .sobre-section .col-md-6:last-child {
        padding-left: 1.5rem;
        margin-top: 2rem;
    }
    
    .processo-section .row::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: clamp(2rem, 6vw, 2.5rem);
        line-height: 1.3;
    }

    .hero-section .lead {
        font-size: clamp(1rem, 3vw, 1.2rem);
    }

    .diferencial-item, 
    .processo-item {
        margin-bottom: 2rem;
    }
    
    .diferencial-item,
    .processo-item {
        padding: 2rem 1rem;
    }

    .sobre-section .col-md-6:last-child {
        padding-left: 1.5rem;
        margin-top: 2rem;
    }

    .fixed-whatsapp-button {
        font-size: 0.9rem;
        padding: 12px 16px;
    }

    .fixed-whatsapp-button i {
        font-size: 1.1rem;
    }
    
    .back-to-top-button {
        width: 45px;
        height: 45px;
        bottom: 80px;
        left: 15px;
    }
    
    .service-card img {
        height: 200px;
    }
    
    .before-after-slider {
        height: 250px;
    }
    
    .testimonial-card {
        margin-top: 2rem;
    }
    
    #valorEstimado {
        font-size: 2rem;
    }
    
    .calculadora-section .card-body {
        padding: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        min-height: 70vh;
        padding: 2rem 0;
    }

    .hero-section h1 {
        font-size: clamp(1.8rem, 7vw, 2.2rem);
    }

    .hero-section .lead {
        font-size: clamp(0.9rem, 4vw, 1.1rem);
    }

    .main-header .logo {
        max-height: 60px;
    }

    .fixed-whatsapp-button {
        bottom: 15px;
        right: 15px;
        font-size: 0.8rem;
        padding: 10px 14px;
    }

    .back-to-top-button {
        bottom: 70px;
        left: 15px;
        width: 40px;
        height: 40px;
    }
    
    .diferencial-item .icon-diferencial,
    .processo-item .icon-processo {
        font-size: 3rem;
        width: 80px;
        height: 80px;
    }
    
    .service-card img {
        height: 180px;
    }
    
    .before-after-slider {
        height: 200px;
    }
    
    .comparison-container,
    .testimonial-card .card {
        padding: 1.5rem;
    }
    
    .calculadora-section .card-body {
        padding: 1.5rem;
    }
    
    #valorEstimado {
        font-size: 1.8rem;
    }
}

/* Animações de scroll suave */
html {
    scroll-behavior: smooth;
}

/* Melhorias de acessibilidade */
*:focus {
    outline: 3px solid var(--verde-acento);
    outline-offset: 2px;
}

/* Preloader opcional */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--creme) 0%, white 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    pointer-events: none;
}

.preloader .spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--cinza-claro);
    border-top: 4px solid var(--verde-acento);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}




/* Importando fontes do Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* Atualizando tipografia */
body {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    letter-spacing: -0.01em;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* Melhorias no logo */
.main-header .logo {
    max-height: 80px;
    transition: transform 0.3s ease;
}

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

/* Melhorias no footer logo */
.main-footer .footer-logo {
    max-height: 60px;
    filter: brightness(0) invert(1);
    transition: transform 0.3s ease;
}

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

/* Animações de entrada */
@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);
    }
}

/* Classes para animações */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.8s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.8s ease-out;
}

/* Melhorias nos botões */
.btn {
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* Melhorias nos cards de serviços */
.service-card {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
}

/* Melhorias no hero */
.hero-section {
    background-attachment: fixed; /* Parallax effect */
}

/* Scroll suave para toda a página */
html {
    scroll-behavior: smooth;
}

/* Melhorias na responsividade */
@media (max-width: 992px) {
    .hero-section {
        background-attachment: scroll; /* Remove parallax em dispositivos móveis */
    }
}

/* Estilo para elementos em foco (acessibilidade) */
*:focus {
    outline: 2px solid var(--verde-acento);
    outline-offset: 2px;
}

/* Melhorias no contraste para acessibilidade */
.text-muted {
    color: var(--marrom-suave) !important;
}

/* Loading state para imagens */
img {
    transition: opacity 0.3s ease;
}

img:not([src]) {
    opacity: 0;
}


/* Estilos para a Galeria de Projetos */
.comparison-container {
    position: relative;
}

.before-after-slider {
    position: relative;
    height: 300px;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.before-after-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.before-after-item.active {
    opacity: 1;
}

.before-after-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.before-after-item .overlay {
    position: absolute;
    top: 10px;
    left: 10px;
}

.slider-controls button {
    margin: 0 5px;
    transition: all 0.3s ease;
}

.slider-controls button:hover {
    transform: translateY(-2px);
}

/* Estilos para o card de depoimento */
.testimonial-card .card {
    border: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.testimonial-card .card:hover {
    transform: translateY(-5px);
}

.rating {
    margin-top: 10px;
}

.rating i {
    margin-right: 2px;
}

/* Estilos para a Calculadora de Orçamento */
.calculadora-section .card {
    border: none;
    border-radius: 15px;
}

.calculadora-section .form-label {
    font-weight: 600;
    color: var(--madeira-escura);
}

.calculadora-section .form-control,
.calculadora-section .form-select {
    border-radius: 8px;
    border: 2px solid var(--cinza-claro);
    transition: border-color 0.3s ease;
}

.calculadora-section .form-control:focus,
.calculadora-section .form-select:focus {
    border-color: var(--verde-acento);
    box-shadow: 0 0 0 0.2rem rgba(76, 122, 87, 0.25);
}

#resultadoOrcamento .alert {
    border-radius: 10px;
    border: none;
}

#valorEstimado {
    font-size: 2rem;
    color: var(--verde-acento);
}

/* Melhorias nos ícones das seções */
.icon-diferencial,
.icon-processo {
    transition: all 0.3s ease;
}

.diferenciais-item:hover .icon-diferencial,
.processo-item:hover .icon-processo {
    transform: scale(1.1);
    color: var(--verde-acento);
}

/* Animações para elementos que entram na viewport */
.fade-in-viewport {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

/* Melhorias no accordion do FAQ */
.accordion-item {
    transition: all 0.3s ease;
}

.accordion-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

/* Estilos para loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--verde-acento);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Melhorias na responsividade para a galeria */
@media (max-width: 768px) {
    .before-after-slider {
        height: 250px;
    }
    
    .testimonial-card {
        margin-top: 30px;
    }
    
    #valorEstimado {
        font-size: 1.5rem;
    }
}

/* Estilos para elementos com foco melhorado */
.btn:focus,
.form-control:focus,
.form-select:focus {
    box-shadow: 0 0 0 0.2rem rgba(76, 122, 87, 0.25);
}

/* Melhorias no contraste para acessibilidade */
.text-white {
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Animação suave para mudanças de estado */
* {
    transition: color 0.3s ease, background-color 0.3s ease;
}