:root {
  --bg: #0f0f14;
  --bg-alt: #16161d;
  --primary: #6c63ff;
  --text: #ffffff;
  --muted: #b5b5b5;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
}

/* HEADER */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 20px 10%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 15, 20, 0.85);
  backdrop-filter: blur(10px);
  z-index: 10;
}

.header a {
  margin-left: 20px;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.header a:hover {
  color: var(--primary);
}

/* HERO COM BANNER */
.hero {
  min-height: 100vh;
  padding: 120px 10% 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;

  background:
    linear-gradient(
      rgba(15, 15, 20, 0.78),
      rgba(15, 15, 20, 0.78)
    ),
    url("img/banner.png");

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero h1 {
  font-size: 3rem;
  max-width: 700px;
  line-height: 1.2;
}

.hero p {
  margin: 20px 0;
  max-width: 520px;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero button {
  padding: 14px 32px;
  background: var(--primary);
  border: none;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  width: fit-content;
  font-size: 1rem;
}

/* SECTIONS */
.section {
  padding: 100px 10%;
}

.section h2 {
  margin-bottom: 20px;
  font-size: 2rem;
}

.section p {
  max-width: 700px;
  color: var(--muted);
}

.destaque {
  background: var(--bg-alt);
}

/* PLACEHOLDER SERVIÇOS */
.placeholder {
  margin-top: 30px;
  padding: 60px;
  border: 2px dashed var(--muted);
  text-align: center;
  color: var(--muted);
  border-radius: 8px;
}

/* FORM */
form {
  max-width: 420px;
}

form input,
form textarea {
  width: 100%;
  padding: 14px;
  margin-bottom: 15px;
  background: #1f1f2b;
  border: none;
  color: white;
  border-radius: 6px;
  font-size: 0.95rem;
}

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

form button {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  border: none;
  color: white;
  cursor: pointer;
  border-radius: 6px;
  font-size: 1rem;
}

/* FOOTER */
.footer {
  text-align: center;
  padding: 30px;
  color: var(--muted);
  font-size: 0.9rem;
}

/* =========================
   RESPONSIVO
   ========================= */

/* Tablets */
@media (max-width: 1024px) {
  .header {
    padding: 20px 6%;
  }

  .hero {
    padding: 120px 6% 60px;
  }

  .section {
    padding: 80px 6%;
  }

  .hero h1 {
    font-size: 2.5rem;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: 10px;
  }

  .header nav {
    display: flex;
    gap: 15px;
  }

  .header a {
    margin: 0;
    font-size: 0.9rem;
  }

  .hero {
    padding: 140px 6% 60px;
    text-align: center;
  }

  .hero h1 {
    font-size: 2.1rem;
    max-width: 100%;
  }

  .hero p {
    font-size: 1rem;
    margin: 15px auto 25px;
  }

  .hero button {
    margin: 0 auto;
  }

  .section {
    padding: 70px 6%;
  }

  .section h2 {
    font-size: 1.7rem;
  }

  .placeholder {
    padding: 40px 20px;
  }

  form {
    width: 100%;
  }
}

/* Mobile pequeno */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .header {
    padding: 15px 5%;
  }
}