:root {
  --bg: #0b0c13;
  --card-bg: #131624;
  --fg: #e0e5ff;
  --accent: #4cc9f0;
  --accent-dark: #3a99c4;
  --highlight: #72ddf7;
  --muted: #7e8bb5;
  --border: rgba(76, 201, 240, 0.12);
}

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

body {
  background: linear-gradient(135deg, var(--bg), #111422);
  color: var(--fg);
  font-family: 'Segoe UI', 'Helvetica Neue', system-ui, sans-serif;
  line-height: 1.65;
  padding: 2rem 1rem;
  min-height: 100vh;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  background: var(--card-bg);
  padding: 3rem 2.5rem;
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
  transition: transform 0.3s ease;
}

.container:hover {
  transform: translateY(-2px);
}

header {
  text-align: center;
  margin-bottom: 2.8rem;
}

header h1 {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(to right, var(--accent), var(--highlight));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.5px;
  margin-bottom: 0.6rem;
  text-shadow: 0 2px 6px rgba(76, 201, 240, 0.15);
}

.badges {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.badges a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.25s ease;
}

.badges a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.badges a:hover {
  color: var(--highlight);
}

.badges a:hover::after {
  width: 100%;
}

section {
  margin: 2.4rem 0;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.4rem;
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.profile p {
  text-align: justify;
  font-size: 1.02rem;
  color: #d0d6f0;
  line-height: 1.7;
}

ul {
  list-style: none;
  padding-left: 0;
}

ul li {
  margin-bottom: 1.1rem;
  padding-left: 1.2rem;
  position: relative;
  font-size: 1rem;
  color: #c8cff0;
}

ul li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
  font-size: 1.1rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.6rem;
}

.tags span {
  background: rgba(76, 201, 240, 0.08);
  color: var(--highlight);
  padding: 0.45rem 1rem;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid rgba(76, 201, 240, 0.2);
  transition: all 0.25s ease;
}

.tags span:hover {
  background: rgba(76, 201, 240, 0.15);
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(76, 201, 240, 0.1);
}

footer {
  margin-top: 3rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

footer a:hover {
  color: var(--highlight);
}

/* Responsive */
@media (max-width: 650px) {
  .container {
    padding: 2rem 1.5rem;
  }
  header h1 {
    font-size: 2.2rem;
  }
  h2 {
    font-size: 1.35rem;
  }
  .badges {
    gap: 0.8rem;
    font-size: 0.9rem;
  }
}