/* ===== RESET ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: radial-gradient(circle at 50% 50%, #0d0d0d, #000);
  color: #fff;
  overflow-x: hidden;
  transition: opacity 0.8s ease;
}

h1,
h2 {
  color: #00bcd4;
  margin-bottom: 1rem;
  text-align: center;
}


/* ===== HERO ===== */
.hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 80vh;
  text-align: center;
  padding: 1rem;
}

.hero .logo {
  width: 260px;
}

.subtitle {
  margin-top: 1rem;
  color: #ccc;
  font-size: 1.2rem;
  letter-spacing: 2px;
}

.btn {
  margin-top: 2rem;
  background: #00bcd4;
  border: none;
  color: #fff;
  padding: 0.8rem 1.8rem;
  border-radius: 30px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s;
  width: 50%;
}

.btn:hover {
  background: #0097a7;
}

/* Animaciones */
@keyframes glow {
  from {
    filter: drop-shadow(0 0 5px #00bcd4);
  }

  to {
    filter: drop-shadow(0 0 15px #00bcd4);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== CONTENIDO ===== */
main {
  flex: 1;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* ===== TARJETAS DE PROYECTOS ===== */
.proyectos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.proyecto {
  background: #111;
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
  box-shadow: 0 0 10px rgba(0, 188, 212, 0.2);
  transition: transform 0.3s;
}

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

/* ===== FORMULARIO ===== */
form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 500px;
  margin: 2rem auto;
}

input,
textarea,
button {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  box-sizing: border-box;
}

input,
textarea {
  border: none;
  background: #222;
  color: #fff;
}

input:focus,
textarea:focus {
  border: 1px solid #6c63ff;
}

button {
  background: #00bcd4;
  border: none;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background: #0097a7;
}

/* CAPTCHA */
.captcha {
  display: flex;
  gap: 10px;
  align-items: center;
}

.captcha input {
  flex: 1;
}

/* Mensajes */
.error-message {
  color: #ff6b6b;
  font-size: 0.8rem;
  min-height: 14px;
}

.success-message {
  color: #4cd964;
  font-size: 0.9rem;
}

/* ===== FOOTER ===== */
footer {
  text-align: center;
  padding: 1rem;
  color: #777;
}

/* ===== MEDIA QUERIES TABLET/DESKTOP ===== */
@media screen and (min-width: 768px) {

  .hero .logo {
    width: 400px;
}

  main {
    max-width: 700px;
    padding: 3rem 2rem;
  }

  form {
    max-width: 700px;
  }

    .btn {
    width: 20%;
  }
}

@media screen and (min-width: 1024px) {
  main {
    max-width: 900px;
    padding: 3rem 3rem;
  }

  form {
    max-width: 900px;
  }

    .btn {
    width: 20%;
  }
}