/* === RESET BÁSICO === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #0d0d0d;
  font-family: 'Segoe UI', Roboto, sans-serif;
  color: #f0f0f0;
  line-height: 1.6;
}

a {
  color: #66fcf1;
  text-decoration: none;
}

h1, h2, h3 {
  color: #ffffff;
}

section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* === HEADER / INICIO === */
header {
  /* background: linear-gradient(135deg, #1f1f1f, #111111); */
  padding: 80px 20px;
  text-align: center;
}

header img {
  width: 150px;
  border-radius: 50%;
  margin-bottom: 20px;
  border: 3px solid #66fcf1;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

header p {
  font-size: 1.2rem;
  color: #c0c0c0;
}

.botones a {
  display: inline-block;
  background: #1b1f3a;
  color: #66fcf1;
  padding: 12px 24px;
  margin: 10px;
  border-radius: 8px;
  transition: 0.3s;
  border: 1px solid #66fcf1;
}

.botones a:hover {
  background: #66fcf1;
  color: #0d0d0d;
}

/* === SOBRE MÍ === */
#sobre-mi p {
  max-width: 800px;
  margin: 20px auto;
  font-size: 1.1rem;
  color: #aaa;
}

#sobre-mi a {
  display: inline-block;
  margin-top: 20px;
  background: #1f1f1f;
  padding: 10px 20px;
  border: 1px solid #a64bf4;
  color: #a64bf4;
  border-radius: 6px;
  transition: 0.3s;
}

#sobre-mi a:hover {
  background: #a64bf4;
  color: #0d0d0d;
}

/* === PORTAFOLIO === */
.filtros {
  text-align: center;
  margin-bottom: 30px;
}

.filtros button {
  background: #1f1f1f;
  color: #66fcf1;
  border: 1px solid #66fcf1;
  padding: 10px 16px;
  margin: 5px;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.3s;
}

.filtros button:hover {
  background: #66fcf1;
  color: #0d0d0d;
}

.galeria-proyectos {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.proyecto {
  background: linear-gradient(135deg, #1e1e1e, #292929);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(102, 252, 241, 0.1);
  text-align: center;
  color: #ccc;
}

/* === CERTIFICACIONES === */
.galeria-certificaciones {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.certificado {
  background: linear-gradient(135deg, #282828, #111);
  border: 1px solid #9d4edd;
  padding: 20px;
  border-radius: 10px;
  width: 200px;
  text-align: center;
  color: #ccc;
}

/* === CONTACTO === */
#contacto form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

#contacto input,
#contacto textarea {
  padding: 12px;
  margin: 10px 0;
  background: #1c1c1c;
  border: 1px solid #333;
  color: #f0f0f0;
  border-radius: 6px;
}

#contacto button {
  background: #66fcf1;
  color: #0d0d0d;
  padding: 12px;
  border: none;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
}

#contacto button:hover {
  background: #0dd9ce;
}

/* === FOOTER === */
footer {
  background: #0d0d0d;
  text-align: center;
  padding: 30px 0;
  color: #666;
  font-size: 0.9rem;
}

.blur-bg {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  z-index: -1;
}

/* Brillos Glow */
.blur-blue {
  width: 400px;
  height: 400px;
  background: #00f0ff;
  top: 10%;
  left: -100px;
}

.blur-purple {
  width: 500px;
  height: 500px;
  background: #a64bf4;
  bottom: 10%;
  right: -150px;
}

.blur-pink {
  width: 300px;
  height: 300px;
  background: #ff2eea;
  top: 45rem;
  right: 10%;
}

.blur-teal {
  width: 600px;
  height: 600px;
  background: #00ffb3;
  top: 95rem;
  right: 100px;
}

.blur-sky-blue {
  width: 400px;
  height: 400px;
  background: #00c8ff;
  top: 70rem;
  left: 10%;
}