/* ============================================
   J&F Instalações - Stylesheet Principal
   Design: Mobile First, Responsive
   Cores: Azul Marinho, Azul Cyan, Branco, Cinza Metálico
   ============================================ */

/* Reset e Variáveis */
:root {
    /* Paleta de Cores */
    --azul-marinho: #0A2647;
    --azul-cyan: #00B4D8;
    --azul-cyan-light: #48CAE4;
    --azul-cyan-dark: #0096C7;
    --branco: #FFFFFF;
    --cinza-metalico: #6C757D;
    --cinza-claro: #F8F9FA;
    --cinza-medio: #E9ECEF;
    --preto: #212529;
    
    /* Cores de Feedback */
    --sucesso: #28A745;
    --erro: #DC3545;
    --alerta: #FFC107;
    --info: #17A2B8;
    
    /* Tipografia */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transições */
    --transition: all 0.3s ease;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    color: var(--preto);
    background-color: var(--branco);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

/* Links */
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--azul-cyan) 0%, var(--azul-cyan-dark) 100%);
    color: var(--branco);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--azul-cyan-dark) 0%, var(--azul-cyan) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: var(--branco);
    color: var(--azul-marinho);
}

.btn-emergency {
    background: linear-gradient(135deg, var(--erro) 0%, #B02A37 100%);
    color: var(--branco);
    width: 100%;
    margin-top: var(--spacing-sm);
    font-size: 1.1rem;
    padding: 1rem 1.5rem;
}

.btn-emergency:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--azul-marinho);
    padding: 1rem 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--branco);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    white-space: nowrap;
    font-size: 0.95rem;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--azul-cyan-light);
}

.btn-nav {
    background: var(--azul-cyan);
    padding: 0.5rem 1.5rem;
}

.btn-nav:hover {
    background: var(--azul-cyan-light);
    color: var(--azul-marinho);
}

/* Menu Toggle (Mobile) */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--branco);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--azul-marinho) 0%, #144272 100%);
    color: var(--branco);
    padding: var(--spacing-xl) 0;
    margin-top: 70px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(0, 180, 216, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(72, 202, 228, 0.1) 0%, transparent 50%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path d="M0,0 L1200,0 L1200,120 C800,80 400,100 0,120 Z" fill="rgba(0,180,216,0.05)"/></svg>') repeat-x bottom;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.75rem 2rem;
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.95rem;
    font-weight: 500;
}

.hero-badge i {
    color: var(--azul-cyan-light);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.hero-features {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
    width: 100%;
    max-width: 100%;
}

.feature-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    padding: 0.5rem 1rem;
    min-width: fit-content;
}

.feature-item i {
    font-size: 1.5rem;
    color: var(--azul-cyan-light);
    flex-shrink: 0;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.hero-scroll a {
    color: var(--branco);
    font-size: 2rem;
    opacity: 0.7;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ============================================
   SEÇÕES GERAIS
   ============================================ */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-tag {
    display: inline-block;
    color: var(--azul-cyan);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-xs);
}

.section-title {
    color: var(--azul-marinho);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.section-description {
    color: var(--cinza-metalico);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   SOBRE NÓS
   ============================================ */
.sobre {
    background-color: var(--cinza-claro);
}

.sobre-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.sobre-intro {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--cinza-metalico);
}

.sobre-values {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.value-item {
    display: flex;
    gap: var(--spacing-sm);
    background-color: var(--branco);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.value-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--azul-cyan) 0%, var(--azul-cyan-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--branco);
    font-size: 1.5rem;
}

.value-content h3 {
    color: var(--azul-marinho);
    margin-bottom: 0.5rem;
}

.value-content p {
    color: var(--cinza-metalico);
    margin: 0;
    font-size: 0.95rem;
}

.sobre-image {
    position: relative;
}

.image-placeholder {
    background: linear-gradient(135deg, var(--cinza-medio) 0%, var(--cinza-claro) 100%);
    border-radius: var(--radius-lg);
    height: 500px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--cinza-metalico);
    border: 2px dashed var(--cinza-metalico);
}

.image-placeholder i {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

/* ============================================
   SERVIÇOS
   ============================================ */
.servicos {
    background-color: var(--branco);
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.servico-card {
    background-color: var(--branco);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.servico-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--azul-cyan-light);
}

.servico-destaque {
    background: linear-gradient(135deg, var(--azul-marinho) 0%, #144272 100%);
    color: var(--branco);
    border: 2px solid var(--azul-cyan);
}

.servico-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--azul-cyan);
    color: var(--branco);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-md);
}

.servico-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--azul-cyan) 0%, var(--azul-cyan-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--branco);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.servico-destaque .servico-icon {
    background: var(--azul-cyan);
}

.servico-title {
    color: var(--azul-marinho);
    margin-bottom: var(--spacing-sm);
}

.servico-destaque .servico-title {
    color: var(--branco);
}

.servico-description {
    color: var(--cinza-metalico);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.servico-destaque .servico-description {
    color: rgba(255, 255, 255, 0.9);
}

.servico-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.servico-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
}

.servico-list i {
    color: var(--azul-cyan);
    font-size: 0.875rem;
}

.servico-destaque .servico-list i {
    color: var(--azul-cyan-light);
}

/* Especialidades */
.servicos-detalhados {
    background-color: var(--cinza-claro);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
}

.servicos-detalhados-title {
    color: var(--azul-marinho);
    margin-bottom: var(--spacing-md);
}

.especialidades-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.especialidade-item {
    background-color: var(--branco);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.especialidade-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.especialidade-item i {
    color: var(--azul-cyan);
    font-size: 1.5rem;
}

/* ============================================
   GALERIA DE PROJETOS
   ============================================ */
.galeria {
    background-color: var(--branco);
    padding: var(--spacing-xl) 0;
}

.galeria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.galeria-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    aspect-ratio: 4 / 3;
}

.galeria-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10, 38, 71, 0.9) 0%, rgba(10, 38, 71, 0.3) 50%, transparent 100%);
    opacity: 0;
    transition: var(--transition);
    z-index: 1;
}

.galeria-item:hover::before {
    opacity: 1;
}

.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.galeria-item:hover img {
    transform: scale(1.1);
}

.galeria-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(10, 38, 71, 0.95) 0%, rgba(10, 38, 71, 0.8) 60%, transparent 100%);
    color: var(--branco);
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: transform 0.4s ease;
    z-index: 2;
}

.galeria-item:hover .galeria-overlay {
    transform: translateY(0);
}

.galeria-overlay h3 {
    margin: 0 0 0.5rem 0;
    color: var(--branco);
    font-size: 1.125rem;
    font-weight: 600;
}

.galeria-overlay p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.95;
    color: var(--azul-cyan-light);
}

/* ============================================
   FORMULÁRIOS
   ============================================ */
.orcamento {
    background-color: var(--cinza-claro);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--branco);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: var(--azul-marinho);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--cinza-medio);
    border-radius: var(--radius-md);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--azul-cyan);
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.form-hint {
    font-size: 0.85rem;
    color: var(--cinza-metalico);
    margin-top: var(--spacing-xs);
}

.form-checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.form-checkbox input {
    width: 20px;
    height: 20px;
    cursor: pointer;
    margin-top: 2px;
}

.form-checkbox label {
    margin: 0;
    font-weight: 400;
    cursor: pointer;
}

/* File Upload */
.file-upload-wrapper {
    position: relative;
}

.file-input {
    display: none;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    border: 2px dashed var(--cinza-metalico);
    border-radius: var(--radius-md);
    background-color: var(--cinza-claro);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.file-upload-label:hover {
    border-color: var(--azul-cyan);
    background-color: rgba(0, 180, 216, 0.05);
}

.file-upload-label i {
    font-size: 3rem;
    color: var(--azul-cyan);
    margin-bottom: var(--spacing-sm);
}

.file-upload-label span {
    font-weight: 600;
    color: var(--azul-marinho);
}

.file-upload-label small {
    color: var(--cinza-metalico);
    font-size: 0.85rem;
    margin-top: var(--spacing-xs);
}

.file-list {
    margin-top: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm);
    background-color: var(--cinza-claro);
    border-radius: var(--radius-md);
}

.file-item-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.file-item-remove {
    background: var(--erro);
    color: var(--branco);
    border: none;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.file-item-remove:hover {
    background: #C82333;
}

.form-actions {
    margin-top: var(--spacing-sm);
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
    display: none;
    margin-top: var(--spacing-sm);
}

.form-message.success {
    background-color: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
    display: block;
}

.form-message.error {
    background-color: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
    display: block;
}

/* ============================================
   TRABALHE CONOSCO
   ============================================ */
.trabalhe-conosco {
    background-color: var(--branco);
}

.trabalhe-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.trabalhe-info {
    background: linear-gradient(135deg, var(--azul-marinho) 0%, #144272 100%);
    color: var(--branco);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.trabalhe-info h3 {
    margin-bottom: var(--spacing-md);
}

.beneficios-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.beneficios-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.beneficios-list i {
    color: var(--azul-cyan-light);
    font-size: 1.25rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--azul-marinho);
    color: var(--branco);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 60px;
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--azul-cyan);
    transform: translateY(-3px);
}

.footer-column h4 {
    color: var(--azul-cyan-light);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--azul-cyan-light);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact i {
    color: var(--azul-cyan-light);
    font-size: 1.125rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-institutional {
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

.footer-institutional p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ============================================
   BOTÕES FLUTUANTES
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--branco);
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    50% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
}

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--azul-cyan);
    color: var(--branco);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

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

.scroll-to-top:hover {
    background-color: var(--azul-cyan-dark);
    transform: translateY(-5px);
}

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

/* Desktop Large */
@media (min-width: 1200px) {
    .nav-menu {
        gap: var(--spacing-md);
    }
    
    .nav-link {
        font-size: 1rem;
    }
}

/* Tablets */
@media (max-width: 1024px) {
    .sobre-content {
        grid-template-columns: 1fr;
    }
    
    .trabalhe-content {
        grid-template-columns: 1fr;
    }
    
    .servicos-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .galeria-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .hero-features {
        gap: var(--spacing-md);
    }
    
    .feature-item {
        padding: 0.5rem 0.75rem;
    }
}

/* Tablet Portrait e Mobile Landscape */
@media (max-width: 900px) {
    .hero-features {
        gap: var(--spacing-sm);
        max-width: 90%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .feature-item {
        font-size: 0.95rem;
    }
}

/* Mobile */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    /* Navbar Mobile */
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--azul-marinho);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-md);
        gap: 0;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    /* Hero */
    .hero-content {
        padding: 0 1.5rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-badge {
        padding: 0.6rem 1.5rem;
        font-size: 0.85rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-features {
        flex-direction: row;
        gap: var(--spacing-md);
        justify-content: center;
        align-items: center;
    }
    
    .feature-item {
        flex: 0 1 auto;
        justify-content: center;
        padding: 0.75rem 1rem;
        text-align: center;
    }
    
    /* Seções */
    section {
        padding: var(--spacing-md) 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    /* Forms */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-container {
        padding: var(--spacing-md);
    }
    
    /* Galeria */
    .galeria-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .galeria-item {
        aspect-ratio: 16 / 9;
    }
    
    /* Cards */
    .servicos-grid {
        grid-template-columns: 1fr;
    }
    
    .especialidades-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    /* Botões Flutuantes */
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
    
    .scroll-to-top {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
        bottom: 80px;
        left: 20px;
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-badge {
        padding: 0.5rem 1.25rem;
        font-size: 0.8rem;
    }
    
    .feature-item {
        font-size: 0.9rem;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .feature-item i {
        font-size: 1.25rem;
    }
    
    .value-item {
        flex-direction: column;
        text-align: center;
    }
    
    .value-icon {
        margin: 0 auto;
    }
}