:root {
  --bg: #0a0d0f;                 /* deep slate */
  --bg-soft: #11161a;
  --card: #141b20;
  --text: #e6f0f3;
  --muted: #9fb0b9;
  --accent: #22d3ee;             /* cyan */
  --accent-soft: rgba(34, 211, 238, 0.18);
  --border: rgba(255, 255, 255, 0.07);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(34, 211, 238, 0.18), transparent 60%),
    radial-gradient(900px 500px at 85% 15%, rgba(56, 189, 248, 0.12), transparent 60%),
    radial-gradient(700px 400px at 50% 100%, rgba(34, 211, 238, 0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: var(--accent);
  text-decoration: none;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 4rem 1.5rem 3rem;
}

header {
  margin-bottom: 5rem;
}

.hero-name {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #e6f0f3, #67e8f9, #e6f0f3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tagline {
  margin-top: 0.8rem;
  max-width: 620px;
  font-size: 1.05rem;
  color: var(--muted);
}

.hero-links {
  margin-top: 1.2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-links a {
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  font-size: 0.9rem;
}

section {
  margin-bottom: 4rem;
}

section h2 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.6rem;
}

section h2::before {
  content: "∇";
  font-size: 1.1rem;
  color: var(--accent);
}

.card {
  position: relative;
  background: linear-gradient(180deg, var(--card), var(--bg-soft));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.6rem 1.7rem;
  margin-bottom: 1.3rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(34, 211, 238, 0.15),
    transparent
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}

.card:hover::after {
  opacity: 1;
}

.card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.card p {
  font-size: 0.95rem;
  color: var(--muted);
}

.taglist {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.tag {
  padding: 0.3rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.35);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.skill-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.skill-card p {
  font-size: 0.9rem;
  color: var(--muted);
}

footer {
  margin-top: 5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
  opacity: 0.8;
}