body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #000;
    color: #fff;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 15px 0;
    text-align: center;
    background-color: #000; /* preto no início */
    transition: background-color 0.6s ease, box-shadow 0.6s ease;
    z-index: 1000;
}

nav.scrolled {
    background-color: #333; /* cinza mais claro no scroll */
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

/* Links do menu no topo (apagados) */
nav a {
    color: #3c3c3c; /* apagado no topo */
    text-decoration: none;
    margin: 0 20px;
    font-weight: bold;
    font-size: 14px;
    transition: color 0.6s, text-shadow 0.6s, font-size 0.3s ease;
}

/* Hover no topo → laranja + fonte levemente maior */
nav a:hover {
    color: #F57300;
    text-shadow: 0 0 6px rgba(245, 115, 0, 0.4);
    font-size: 14px;
}

/* Quando scrollar → texto fica laranja fixo */
nav.scrolled a {
    color: #F57300;
    text-shadow: none;
    font-size: 14px;
}

/* Hover depois do scroll → branco + leve glow + fonte maior */
nav.scrolled a:hover {
    color: #fff;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Header */
header {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
}

header img {
    max-width: 1000px;
    width: 100%;
}

/* Sessões */
section {
    padding: 15px 15px;
    text-align: center;
    color: #F57300;
}

h1, h2 {
    color: #F57300;
    font-size: 18px;
    margin-bottom: 20px;
}

.digitf {
    color: #f57200a0;
}

/* Serviços */
.services {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.service {
    background: #222;
    border-radius: 12px;
    padding: 20px;
    width: 250px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    opacity: 0;               /* começa invisível */
    transform: translateY(30px); /* começa deslocado para baixo */
    transition: all 0.8s ease-out;
}

.service.visible {
    opacity: 1;
    transform: translateY(0);
}

.service img {
    max-width: 100px;
    margin-bottom: 15px;
    border-radius: 8px;
}

.service p {
    color: #ffffff8f;
    font-size: 14px;
}

.company,
.articles {
    background: #222;
    border-radius: 12px;
    padding: 20px;
    width: 80%;             /* ocupa 80% da largura disponível */
    max-width: 1000px;      /* não passa disso em telas grandes */
    min-width: 250px;       /* nunca fica menor que um card de serviço */
    text-align: center;
    font-size: 14px;
    color: #ffffff8f;
    margin: 0 auto;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

@media (max-width: 768px) {
    .service,
    .company,
    .articles {
        width: 90%;   /* todos alinhados às bordas */
        max-width: none;
    }
}

.company a {
    color: #F57300;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.6s, text-shadow 0.6s, font-size 0.3s ease;
}
.company a:hover {
    color: #fff;
    font-size: 14px;
    text-shadow: 0 0 6px rgba(245, 115, 0, 0.4);
}

.articles a {
    /*color: #F57300;*/
    color: #ffffff8f;
    text-decoration: none;
    transition: color 0.6s, text-shadow 0.6s, font-size 0.3s ease;
}

.articles a:hover {
    /*text-decoration: underline;*/
    color: #F57300;
    text-shadow: 0 0 6px rgba(245, 115, 0, 0.4);
}

/* Rodapé */
footer {
    background-color: #222;
    padding: 50px 20px;
    text-align: center;
    font-size: 14px;
    color: #F57300;
}

footer a {
    color: #F57300;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.6s, text-shadow 0.6s, font-size 0.3s ease;
}

footer a:hover {
    /*text-decoration: underline;*/
    color: #fff;
    font-size: 14px;
    text-shadow: 0 0 6px rgba(245, 115, 0, 0.4);
}

/* Responsividade */
@media (max-width: 768px) {
    nav a {
    margin: 0 10px;
    font-size: 14px;
    }
    .service {
    width: 90%;
    }
}

/* =========================================================
   PRODUCTS
========================================================= */

.product-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px 60px;
    box-sizing: border-box;
}

.hero {
    display: flex;
    flex-direction: column;
    gap: 30px;
    align-items: center;
    text-align: center;
}

.hero-banner {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

.hero-banner img {
    width: 100%;
    border-radius: 12px;
}

.hero-content {
    max-width: 900px;
}

.hero-content h1 {
    font-size: 36px;
    color: #F57300;
    margin-bottom: 20px;
}

.hero-content p {
    color: #ffffff8f;
    line-height: 1.8;
    font-size: 15px;
}

.features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 50px;
}

.feature-card {
    background: #222;
    border-radius: 12px;
    padding: 20px;
    width: 250px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

.feature-card h3 {
    color: #F57300;
    margin-top: 0;
    margin-bottom: 15px;
}

.feature-card p {
    color: #ffffff8f;
    font-size: 14px;
    line-height: 1.6;
}

.checkout-section {
    margin-top: 60px;
}

.purchase-card {
    background: #222;
    border-radius: 12px;
    padding: 30px;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    box-sizing: border-box;
}

.purchase-card h3 {
    color: #F57300;
    margin-top: 0;
}

.purchase-alerts {
    color: #F57300;
}

.purchase-card p {
    color: #ffffff8f;
}

.price {
    font-size: 34px;
    font-weight: bold;
    color: #fff;
    margin: 25px 0;
}

.premium-features {
    list-style: none;
    padding: 0;
    margin: 30px 0;
}

.premium-features li {
    color: #ffffff8f;
    margin-bottom: 12px;
}

.btn {
    display: inline-block;
    background: #F57300;
    color: #fff;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn:hover {
    background: #fff;
    color: #000;
    box-shadow: 0 0 12px rgba(255,255,255,0.4);
}

@media (max-width: 768px) {

    .product-container {
        padding-top: 10px;
    }

    .hero-content h1 {
        font-size: 28px;
    }

    .purchase-card {
        padding: 24px;
    }

    .feature-card {
        width: 90%;
    }
}

/* =========================================================
   RESPONSIVE BANNERS
========================================================= */

.banner-desktop {
    display: block;
    width: 100%;
    border-radius: 12px;
}

.banner-mobile {
    display: none;
    width: 100%;
    border-radius: 12px;
}

/* MOBILE */

@media (max-width: 768px) {

    .banner-desktop {
        display: none;
    }

    .banner-mobile {
        display: block;
    }

}