:root {
    --bg-color: #0f172a;
    --bg-card: #1e293b;
    --bg-section: #0b1121;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --primary: #ef4444; /* Vermelho mais vivo e profissional */
    --primary-hover: #b91c1c;
    --whatsapp: #25D366;
    --gradient-text: linear-gradient(90deg, #ffffff, #94a3b8);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 20px 0;
}

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

.text-red {
    color: var(--primary);
    font-weight: 700;
}

.logo {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-muted);
    transition: color 0.3s ease;
}

nav a:hover {
    color: #fff;
}

.btn-nav {
    background-color: var(--whatsapp);
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600 !important;
}

.btn-nav:hover {
    background-color: #1ebc59;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

/* Hero Section */
.hero {
    padding: 140px 0 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Um brilho de fundo sutil atrás do Hero */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
    z-index: -1;
}

.badge-seo {
    display: inline-block;
    background: rgba(239, 68, 68, 0.1);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.hero h1 {
    font-size: 54px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.hero p {
    font-size: 19px;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 40px auto;
}

/* Botões */
.btn-primary {
    display: inline-block;
    background-color: var(--primary);
    color: #fff;
    padding: 16px 32px;
    font-weight: 600;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

.btn-outline {
    display: inline-block;
    border: 1px solid #334155;
    color: #fff;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    border-color: var(--text-muted);
    background-color: rgba(255,255,255,0.05);
}

/* Títulos Globais */
h2 {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}
.subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 60px;
    font-size: 17px;
}

/* Diferenciais (Nova Seção) */
.diferenciais {
    padding: 80px 0;
    background-color: var(--bg-section);
}

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

.card-dif {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05);
}

.card-dif h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #fff;
}

.card-dif p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Projetos */
.projetos {
    padding: 100px 0;
}

.grid-projetos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.card-projeto {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card-projeto:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(255,255,255,0.1);
}

.img-container {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    background: #0f172a;
}

.img-container img {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
    transition: transform 7s ease-in-out;
}

.card-projeto:hover .img-container img {
    transform: translateY(calc(-100% + 280px));
}

.info-projeto {
    padding: 30px;
}

.info-projeto h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.info-projeto p {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 25px;
    line-height: 1.5;
}

/* Planos */
.planos {
    padding: 80px 0 100px;
    background-color: var(--bg-section);
}

.grid-planos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: center;
}

.card-plano {
    background-color: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}

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

.card-plano h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.preco {
    font-size: 44px;
    font-weight: 800;
    margin-bottom: 25px;
    color: #fff;
}

.preco span {
    font-size: 20px;
    color: var(--text-muted);
    font-weight: 500;
}

.card-plano ul {
    list-style: none;
    margin-bottom: 35px;
    text-align: left;
}

.card-plano ul li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 15px;
}

.card-plano ul li:last-child {
    border-bottom: none;
}

.destaque {
    border: 2px solid var(--primary);
    background-color: #162032;
    padding: 50px 30px;
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.1);
}

.badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary);
    color: #fff;
    padding: 6px 18px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* FAQ Nova Seção */
.faq {
    padding: 80px 0;
}
.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.faq-item {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
}
.faq-item h4 {
    font-size: 18px;
    margin-bottom: 10px;
}
.faq-item p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Footer */
.footer {
    background-color: #080c17;
    padding: 100px 0 40px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer h2 {
    font-size: 32px;
    margin-bottom: 20px;
}

.footer p {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 18px;
}

.copy {
    margin-top: 80px;
    font-size: 14px;
    color: #475569;
}

/* WhatsApp Flutuante */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--whatsapp);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.6);
}

/* Responsividade */
@media (max-width: 768px) {
    .nav-container nav {
        display: none;
    }
    .hero {
        padding: 100px 0 80px;
    }
    .hero h1 {
        font-size: 38px;
    }
    .grid-projetos, .faq-grid {
        grid-template-columns: 1fr;
    }
    .destaque {
        padding: 40px 30px;
    }
    .grid-planos {
        gap: 40px;
    }
    h2 {
        font-size: 28px;
    }
}