/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores da bandeira brasileira */
    --amarelo-seguranca: #FFD700;
    --verde-brasil: #009C3B;
    --azul-brasil: #002776;
    --branco: #FFFFFF;
    --preto: #1A1A1A;
    --cinza-claro: #F5F5F5;
    --cinza-escuro: #666666;
    
    /* Gradientes */
    --gradiente-brasil: linear-gradient(135deg, var(--verde-brasil) 0%, var(--amarelo-seguranca) 50%, var(--azul-brasil) 100%);
    --gradiente-verde: linear-gradient(135deg, var(--verde-brasil) 0%, #00B050 100%);
    --gradiente-azul: linear-gradient(135deg, var(--azul-brasil) 0%, #0047AB 100%);
    --gradiente-amarelo: linear-gradient(135deg, var(--amarelo-seguranca) 0%, #FFED4E 100%);
}

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

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

/* Header e Navegação */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--verde-brasil);
}

.logo i {
    font-size: 2rem;
    color: var(--amarelo-seguranca);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--preto);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--verde-brasil);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradiente-brasil);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--verde-brasil);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradiente-brasil);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--branco);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    background: linear-gradient(45deg, var(--amarelo-seguranca), #FFED4E);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--amarelo-seguranca);
    color: var(--preto);
}

.btn-primary:hover {
    background: #FFED4E;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
}

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

.btn-secondary:hover {
    background: var(--branco);
    color: var(--verde-brasil);
    transform: translateY(-2px);
}

/* Hero Visual - Cavalete Demo */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
}

.cavalete-demo {
    position: relative;
    width: 200px;
    height: 200px;
    animation: float 3s ease-in-out infinite;
}

.cavalete-base {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 20px;
    background: var(--amarelo-seguranca);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.cavalete-top {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 15px;
    background: var(--verde-brasil);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.cavalete-legs {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 165px;
}

.leg {
    position: absolute;
    width: 8px;
    height: 165px;
    background: var(--azul-brasil);
    border-radius: 4px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.leg:nth-child(1) { left: 0; }
.leg:nth-child(2) { right: 0; }
.leg:nth-child(3) { top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(90deg); }
.leg:nth-child(4) { top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(-90deg); }

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

/* Seções Gerais */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--preto);
}

.section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: var(--cinza-escuro);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Produtos Section */
.produtos {
    padding: 5rem 0;
    background: var(--cinza-claro);
}

.produtos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.produto-card {
    background: var(--branco);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.produto-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.produto-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cinza-claro);
    position: relative;
}

.cavalete-modelo {
    width: 120px;
    height: 120px;
    position: relative;
    animation: rotate 10s linear infinite;
}

.cavalete-amarelo .cavalete-base,
.cavalete-amarelo .cavalete-top {
    background: var(--amarelo-seguranca);
}

.cavalete-verde .cavalete-base,
.cavalete-verde .cavalete-top {
    background: var(--verde-brasil);
}

.cavalete-azul .cavalete-base,
.cavalete-azul .cavalete-top {
    background: var(--azul-brasil);
}

.cavalete-modelo::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 15px;
    background: inherit;
    border-radius: 8px;
}

.cavalete-modelo::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 12px;
    background: inherit;
    border-radius: 6px;
}

@keyframes rotate {
    from { transform: rotateY(0deg); }
    to { transform: rotateY(360deg); }
}

.produto-info {
    padding: 2rem;
}

.produto-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--preto);
}

.produto-info p {
    color: var(--cinza-escuro);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.produto-features {
    list-style: none;
    margin-bottom: 2rem;
}

.produto-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--cinza-escuro);
}

.produto-features i {
    color: var(--verde-brasil);
    font-size: 0.9rem;
}

.produto-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--verde-brasil);
}

/* Sobre Section */
.sobre {
    padding: 5rem 0;
    background: var(--branco);
}

.sobre-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.sobre-text p {
    font-size: 1.1rem;
    color: var(--cinza-escuro);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.sobre-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    background: var(--cinza-claro);
    transition: transform 0.3s ease;
}

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

.feature i {
    font-size: 3rem;
    color: var(--verde-brasil);
    margin-bottom: 1rem;
}

.feature h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--preto);
}

.feature p {
    color: var(--cinza-escuro);
    line-height: 1.6;
}

/* Bandeira Brasil */
.bandeira-brasil {
    width: 200px;
    height: 140px;
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    animation: wave 3s ease-in-out infinite;
}

.bandeira-verde {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--verde-brasil);
}

.bandeira-amarela {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 60px;
    background: var(--amarelo-seguranca);
    border-radius: 50%;
}

.bandeira-azul {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 45px;
    background: var(--azul-brasil);
    border-radius: 50%;
}

.bandeira-branca {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 30px;
    background: var(--branco);
    border-radius: 50%;
}

@keyframes wave {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(2deg); }
}

/* Contato Section */
.contato {
    padding: 5rem 0;
    background: var(--gradiente-brasil);
    color: var(--branco);
}

.contato .section-title,
.contato .section-subtitle {
    color: var(--branco);
}

.contato-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contato-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contato-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contato-item i {
    font-size: 2rem;
    color: var(--amarelo-seguranca);
}

.contato-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contato-item p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

/* Formulário */
.contato-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--preto);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: var(--branco);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--preto);
    color: var(--branco);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--amarelo-seguranca);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--amarelo-seguranca);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--verde-brasil);
    color: var(--branco);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--amarelo-seguranca);
    color: var(--preto);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsividade */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .sobre-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contato-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .produtos-grid {
        grid-template-columns: 1fr;
    }
    
    .sobre-features {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 1rem 15px;
    }
}