/* ============================= */
/* ===== RESET GLOBAL ========= */
/* ============================= */

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


/* ============================= */
/* ===== BASE ================= */
/* ============================= */

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(circle at top, #0f172a, #020617 70%);
  color: #e2e8f0;
  line-height: 1.6;
}

/* espaço para header fixo */
body::before {
  content: "";
  display: block;
  height: 90px;
}


/* ============================= */
/* ===== HEADER FIXO ========= */
/* ============================= */

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;

  background: rgba(2,6,23,0.95);
  backdrop-filter: blur(12px);

  border-bottom: 1px solid rgba(56,189,248,0.25);

  padding: 20px;
  text-align: center;

  z-index: 1000;
}

header h1 {
  color: #38bdf8;
  font-size: 26px;
}

header nav {
  margin-top: 6px;
}

header nav a {
  margin: 0 12px;
  color: #cbd5f5;
  text-decoration: none;
  transition: 0.3s;
}

header nav a:hover {
  color: #38bdf8;
}


/* ============================= */
/* ===== SEÇÕES ============== */
/* ============================= */

section {
  padding: 80px 20px;
}


/* ============================= */
/* ===== FOTO DESTAQUE ======== */
/* ============================= */

.foto-destaque {
  display: flex;
  justify-content: center;
  padding: 50px 20px;
}

.foto-destaque img {
  width: 240px;
  border-radius: 50%;
  border: 5px solid #38bdf8;

  box-shadow:
    0 0 30px rgba(56,189,248,0.6),
    0 20px 40px rgba(0,0,0,0.7);

  animation: flutuar 5s ease-in-out infinite;
}

@keyframes flutuar {
  50% { transform: translateY(-14px); }
}


/* ============================= */
/* ===== CARD PREMIUM ========= */
/* ============================= */

.card-premium {
  max-width: 1000px;
  margin: auto;
  padding: 50px;

  background: rgba(15,23,42,0.8);
  backdrop-filter: blur(10px);

  border-radius: 16px;
  border: 1px solid #1f2937;

  box-shadow: 0 25px 60px rgba(0,0,0,0.8);

  transition: 0.3s;
}

.card-premium:hover {
  transform: translateY(-6px);
}


/* ============================= */
/* ===== TÍTULOS ============= */
/* ============================= */

#sobre h2,
#servicos h2,
#contato h2 {
  text-align: center;
  color: #38bdf8;
  font-size: 32px;
  margin-bottom: 25px;
}

#sobre p {
  margin-bottom: 16px;
}


/* ============================= */
/* ===== SERVIÇOS ============ */
/* ============================= */

#servicos ul {
  list-style: none;
}

#servicos li {
  background: #020617;
  margin-bottom: 12px;
  padding: 15px;
  border-left: 4px solid #38bdf8;
  border-radius: 8px;

  transition: 0.3s;
}

#servicos li:hover {
  transform: translateX(8px);
}


/* ============================= */
/* ===== CONTATO ============= */
/* ============================= */

#contato {
  text-align: center;
}

.contato-botoes {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 20px;
}

.btn {
  padding: 14px 22px;
  border-radius: 8px;
  color: white;
  font-weight: bold;
  text-decoration: none;
  transition: 0.3s;
}

.whatsapp { background: #25D366; }
.email { background: #2563eb; }
.linkedin { background: #0A66C2; }
.instagram { background: #E4405F; }

.btn:hover {
  transform: translateY(-4px);
}


/* ============================= */
/* ===== FORM ================ */
/* ============================= */

form {
  max-width: 420px;
  margin: 30px auto 0;

  display: flex;
  flex-direction: column;
  gap: 12px;
}

input,
textarea {
  padding: 12px;
  border-radius: 6px;
  border: 1px solid #334155;
  background: #020617;
  color: white;
}

button {
  background: #38bdf8;
  color: #020617;
  font-weight: bold;

  padding: 12px;
  border: none;
  border-radius: 6px;

  cursor: pointer;
}

button:hover {
  background: #0ea5e9;
}


/* ============================= */
/* ===== FOOTER ============== */
/* ============================= */

footer {
  text-align: center;
  padding: 30px;
  margin-top: 60px;

  background: #020617;
  border-top: 1px solid #1f2937;

  color: #64748b;
}


/* ================================= */
/* ===== RESPONSIVIDADE =========== */
/* ================================= */

@media (max-width: 900px) {

  .card-premium {
    padding: 35px;
  }

  header h1 {
    font-size: 22px;
  }

}


@media (max-width: 600px) {

  body::before {
    height: 110px;
  }

  section {
    padding: 60px 16px;
  }

  #sobre h2,
  #servicos h2,
  #contato h2 {
    font-size: 24px;
  }

  #sobre p {
    font-size: 15px;
  }

  header nav a {
    display: block;
    margin: 6px 0;
  }

  .foto-destaque img {
    width: 180px;
  }

  #servicos li {
    font-size: 14px;
  }

  .contato-botoes {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

}