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

:root {
  --bg: #0d0f14;
  --surface: #13161e;
  --border: #1e2330;
  --accent: #f0c040;
  --accent-alt: #4af0a0;
  --text: #e8eaf0;
  --muted: #6b7280;
  --card: #161924;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Syne', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 3rem;
  border-bottom: 1px solid var(--border);
  background: rgba(13, 15, 20, 0.85);
  backdrop-filter: blur(12px);
}

.logo {
  font-family: 'DM Mono', monospace;
  font-size: 1.1rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--accent-alt);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--text);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 3rem 4rem;
  overflow: hidden;
}

.hero-bg-code {
  position: absolute;
  right: -2rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  line-height: 1.8;
  color: #ffffff09;
  white-space: pre;
  pointer-events: none;
  user-select: none;
  animation: drift 20s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translateY(-52%) translateX(0); }
  to   { transform: translateY(-48%) translateX(-20px); }
}

.hero-content {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  color: var(--accent-alt);
  border: 1px solid var(--accent-alt);
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
  margin-bottom: 1.8rem;
  letter-spacing: 0.06em;
  animation: fadeUp 0.6s ease both;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  animation: fadeUp 0.6s 0.1s ease both;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
  position: relative;
}

.hero h1 em code {
  font-family: 'DM Mono', monospace;
  font-size: 0.9em;
  background: none;
}

.hero h1 em::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
  opacity: 0.35;
}

.hero-subtitle {
  margin-top: 1.5rem;
  font-size: 1.1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 520px;
  animation: fadeUp 0.6s 0.2s ease both;
}

.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeUp 0.6s 0.3s ease both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.8rem;
  border-radius: 4px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: pointer;
  border: none;
}

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

.btn-primary {
  background: var(--accent);
  color: #0d0f14;
  box-shadow: 0 4px 24px rgba(240, 192, 64, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(240, 192, 64, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--muted);
}

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 3rem;
}

section {
  position: relative;
  z-index: 1;
  padding: 6rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 3rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-photo {
  width: 100%;
  aspect-ratio: 1;
  max-width: 340px;
  border-radius: 6px;
  object-fit: cover;
  display: block;
}

.about-text h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.about-text p {
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 0.98rem;
}

.about-text p strong {
  color: var(--text);
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
  list-style: none;
}

.tech-pill {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  padding: 0.35rem 0.8rem;
  border-radius: 2px;
  border: 1px solid var(--border);
  color: var(--muted);
  transition: border-color 0.2s, color 0.2s;
}

.tech-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2rem;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
  display: block;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-alt));
  opacity: 0;
  transition: opacity 0.2s;
}

.card:hover {
  border-color: #2a2f3f;
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

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

.card-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1.2rem;
  display: block;
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

.card-type {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent-alt);
  margin-bottom: 0.5rem;
}

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.card p {
  font-size: 0.87rem;
  color: var(--muted);
  line-height: 1.6;
}

.card-arrow {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  color: var(--muted);
  font-size: 1.1rem;
  transition: transform 0.2s, color 0.2s;
}

.card:hover .card-arrow {
  transform: translate(3px, -3px);
  color: var(--accent);
}

.card--placeholder {
  border-style: dashed;
  cursor: default;
}

.contact-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-block::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(240, 192, 64, 0.08), transparent 70%);
  pointer-events: none;
}

.contact-block h2 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.contact-block p {
  color: var(--muted);
  font-size: 1rem;
  max-width: 480px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.contact-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.82rem;
}

footer a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  nav {
    padding: 1rem 1.5rem;
  }

  nav ul {
    display: none;
  }

  .hero {
    padding: 7rem 1.5rem 3rem;
  }

  section {
    padding: 4rem 1.5rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-photo {
    max-width: 180px;
  }

  .contact-block {
    padding: 2.5rem 1.5rem;
  }

  footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .divider {
    margin: 0 1.5rem;
  }
}