:root {
  --bg: #0a0a0b;
  --bg2: #111114;
  --bg3: #18181d;
  --panel: #141419;
  --border: #222228;
  --border-strong: #343442;
  --text: #e8e8ec;
  --muted: #8a8a97;
  --accent: #5b6cff;
  --accent-2: #7a86ff;
  --green: #3ecf8e;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  --font-sans: "Syne", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --radius: 8px;
  --transition: 0.22s cubic-bezier(.4, 0, .2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  background-size: 256px;
  opacity: .55;
}

.container,
.nav-inner,
.footer-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition), backdrop-filter var(--transition);
}

nav.scrolled {
  background: rgba(10, 10, 11, .86);
  backdrop-filter: blur(16px);
  border-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  letter-spacing: .04em;
  flex-shrink: 0;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

section {
  padding: 96px 0;
}

#about {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 112px;
}

.hero-inner {
  padding: 52px 0 36px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--green);
  letter-spacing: .08em;
  margin-bottom: 28px;
}

.hero-tag::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--green);
}

.hero-name {
  font-family: var(--font-sans);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(22px, 3.5vw, 34px);
  font-weight: 700;
  color: #c2c2d2;
  margin-bottom: 24px;
}

.hero-bio,
.hero-summary {
  max-width: 680px;
  font-size: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.hero-summary {
  margin-top: 14px;
}

.hero-availability {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.availability-pill,
.meta-pill,
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .03em;
}

.availability-pill {
  background: rgba(91, 108, 255, .12);
  border: 1px solid rgba(91, 108, 255, .24);
  color: #aeb7ff;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-2);
  box-shadow: 0 8px 24px rgba(91, 108, 255, .3);
}

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

.btn-ghost:hover {
  background: var(--bg3);
  border-color: var(--border-strong);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.fact-card,
.stack-item,
.project-card,
.social-link {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.fact-card {
  padding: 20px;
}

.fact-label,
.project-detail-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.fact-card p {
  color: var(--muted);
}

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

.section-label {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-label::after {
  content: "";
  flex: 1;
  max-width: 60px;
  height: 1px;
  background: var(--accent);
  opacity: .4;
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 44px;
}

#stack,
#contact {
  background: var(--bg2);
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.stack-item {
  padding: 22px 20px;
  transition: border-color var(--transition), transform var(--transition);
}

.stack-item:hover,
.project-card:hover,
.social-link:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.stack-name {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
  margin-bottom: 10px;
}

.stack-note {
  color: var(--muted);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}

.project-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  box-shadow: 0 14px 36px rgba(0, 0, 0, .28);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meta-pill {
  background: rgba(91, 108, 255, .12);
  border: 1px solid rgba(91, 108, 255, .24);
  color: #aeb7ff;
}

.meta-pill-muted {
  background: rgba(255, 255, 255, .03);
  border-color: rgba(255, 255, 255, .08);
  color: var(--muted);
}

.project-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.project-title {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.15;
}

.project-link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  flex-shrink: 0;
}

.project-desc,
.project-detail p,
.contact-text {
  color: var(--muted);
}

.project-detail p {
  line-height: 1.75;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.tag {
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  color: #c4c4d3;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: 34px;
  align-items: start;
}

.contact-text {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 28px;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 14px;
  transition: border-color var(--transition), background var(--transition);
}

.contact-email:hover {
  border-color: var(--accent);
  background: rgba(91, 108, 255, .06);
}

.socials {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  transition: border-color var(--transition), transform var(--transition);
}

.social-name {
  font-weight: 500;
}

.social-handle {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

footer {
  border-top: 1px solid var(--border);
  padding: 26px 0;
}

.footer-inner {
  display: flex;
  justify-content: center;
  text-align: center;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.hero-tag,
.hero-name,
.hero-title,
.hero-bio,
.hero-summary,
.hero-availability,
.hero-cta {
  animation: fadeUp .6s both;
}

.hero-name { animation-delay: .1s; }
.hero-title { animation-delay: .18s; }
.hero-bio { animation-delay: .26s; }
.hero-summary { animation-delay: .34s; }
.hero-availability { animation-delay: .42s; }
.hero-cta { animation-delay: .5s; }

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

@media (max-width: 820px) {
  .hero-facts,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .nav-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    gap: 12px;
  }
}

@media (max-width: 640px) {
  section {
    padding: 80px 0;
  }

  #about {
    min-height: auto;
    padding-top: 136px;
  }

  .container,
  .nav-inner,
  .footer-inner {
    padding: 0 20px;
  }

  .nav-links a {
    font-size: 11px;
  }

  .hero-bio,
  .hero-summary,
  .contact-text {
    font-size: 16px;
  }

  .projects-grid,
  .stack-grid {
    grid-template-columns: 1fr;
  }

  .project-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
  }
}