:root {
  --ink: #1d1d1f;
  --muted: #5a5a63;
  --accent: #1e9fd6;
  --lime: #c6f24a;
  --bg: #ffffff;
  --bg-alt: #f4f4f6;
  --dark: #0b1e33;
  --radius: 10px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Montserrat", system-ui, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.wrap { width: min(1100px, 100% - 32px); margin-inline: auto; }

/* Topo */
.topbar { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.95); backdrop-filter: blur(6px); border-bottom: 1px solid #eee; }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; }
.brand img { width: 150px; }
.nav { display: flex; gap: 28px; }
.nav a { text-decoration: none; font-weight: 600; font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; }
.nav a:hover { color: var(--accent); }
.menu-toggle { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; }

/* Hero */
.hero { padding: 72px 0; color: #fff; background: var(--dark) url("img/bg-rede.svg") center / cover no-repeat; }
.hero__inner { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.1; font-weight: 800; text-transform: uppercase; margin: 0; }
.hero__img { justify-self: center; width: min(420px, 100%); }
.hero h1 span { color: var(--lime); }

/* Seções */
.section { padding: 80px 0; }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--dark) url("img/bg-rede.svg") center / cover no-repeat; color: #fff; }
h2 { font-size: 1.8rem; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 32px; }
h2::after { content: ""; display: block; width: 48px; height: 4px; background: var(--accent); margin-top: 12px; }

/* Serviços */
.services { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.service { margin-bottom: 28px; }
.service h3 { text-transform: uppercase; font-size: 1.05rem; margin: 0 0 6px; }
.service h3 span { color: var(--accent); }
.service p { margin: 0; color: var(--muted); }
.services__media { position: relative; }
.services__media > img { width: 100%; }
.growth { margin-top: 16px; display: flex; align-items: center; gap: 16px; }
.growth img { width: 50%; }
.growth p { font-weight: 800; text-transform: uppercase; margin: 0; }

/* Sobre */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card { background: #fff; border-radius: var(--radius); padding: 28px; box-shadow: 0 2px 12px rgba(0,0,0,.05); }
.card img { height: 56px; width: auto; margin-bottom: 16px; }
.card h3 { text-transform: uppercase; font-size: 1rem; margin: 0 0 10px; }
.card p { color: var(--muted); margin: 0 0 10px; }

/* Cases */
.clients { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 40px; align-items: center; justify-content: center; }
.clients img { max-height: 80px; max-width: 200px; width: auto; filter: grayscale(1); opacity: .8; transition: .2s; }
.clients img:hover { filter: none; opacity: 1; }
.clients .logo-svg { height: 40px; }
.clients .logo-round { max-height: 110px; }

/* Contato */
.contact { text-align: center; }
.contact h2::after { margin-inline: auto; }
.contact a { color: #fff; }
.btn-whats { display: inline-flex; align-items: center; gap: 10px; margin-top: 12px; padding: 12px 24px; border-radius: 999px; background: #25d366; color: #fff !important; text-decoration: none; font-weight: 700; }

/* Rodapé */
.footer { padding: 40px 0; font-size: .9rem; background: #07141f; color: #b8c4d0; }
.footer a { color: #fff; }
.footer strong { color: #fff; }
.footer__inner { display: flex; gap: 40px; align-items: flex-start; flex-wrap: wrap; }
.footer img { width: 160px; }
.footer p { margin: 0 0 8px; }

/* Responsivo */
@media (max-width: 800px) {
  .menu-toggle { display: block; }
  .nav { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid #eee; }
  .nav.open { display: flex; }
  .nav a { padding: 14px 16px; border-top: 1px solid #f0f0f0; }
  .hero__inner, .services, .cards { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
}