:root {
  --bg: #090f1b;
  --bg-soft: #0f1828;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.1);
  --text: #edf2ff;
  --text-muted: #a6b3ce;
  --accent: #2ee6a6;
  --accent-alt: #ffa45c;
  --danger: #ff6f61;
  --shadow: 0 24px 60px rgba(2, 6, 17, 0.45);
  --font-display: "Space Grotesk", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --header-height: 80px;
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 12px);
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 80% -5%, rgba(46, 230, 166, 0.15), transparent 45%),
    radial-gradient(circle at 10% 18%, rgba(255, 164, 92, 0.14), transparent 42%), var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  line-height: 1.5;
  overflow-x: hidden;
}

.page-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background-image: linear-gradient(
      to right,
      rgba(255, 255, 255, 0.03) 1px,
      transparent 1px
    ),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 18%, transparent 75%);
}

.skip-link {
  position: absolute;
  top: -999px;
  left: 12px;
  background: var(--accent);
  color: #051116;
  border-radius: 8px;
  font-weight: 700;
  padding: 8px 12px;
  text-decoration: none;
  z-index: 200;
}

.skip-link:focus {
  top: 10px;
}

.shell {
  width: min(var(--max-width), calc(100vw - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background-color 240ms ease, border-color 240ms ease;
}

.site-header.scrolled {
  backdrop-filter: blur(16px);
  background: rgba(6, 11, 20, 0.82);
  border-color: rgba(255, 255, 255, 0.08);
}

.nav-shell {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand img {
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.16);
}

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

.menu-toggle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  cursor: pointer;
}

.menu-toggle span {
  width: 16px;
  height: 2px;
  background: var(--text);
  transform-origin: center;
  transition: transform 220ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4.5px) rotate(-45deg);
}

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.nav-link,
.nav-cta {
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-link {
  color: var(--text-muted);
  padding: 8px 11px;
  border-radius: 999px;
  transition: color 180ms ease, background-color 180ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-cta {
  color: #03140e;
  background: var(--accent);
  border-radius: 999px;
  font-weight: 700;
  padding: 9px 14px;
}

main {
  padding-top: 18px;
}

.hero {
  padding-top: 28px;
  padding-bottom: 40px;
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 20px;
}

.hero-primary,
.hero-metrics,
.featured-card,
.project-card,
.about-main,
.about-side,
.experience-card,
.contact-shell {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-primary {
  padding: clamp(24px, 4vw, 48px);
  position: relative;
  overflow: hidden;
}

.hero-primary::before {
  content: "";
  position: absolute;
  inset: auto -12% -45% auto;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 230, 166, 0.22), transparent 68%);
  filter: blur(8px);
}

.eyebrow {
  margin: 0;
  color: var(--accent-alt);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-primary h1 {
  margin: 16px 0 16px;
  font-size: clamp(2rem, 4.2vw, 4.15rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
}

.hero-primary h1 span {
  display: block;
  color: var(--accent);
}

.hero-copy {
  margin: 0;
  max-width: 60ch;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 10px 18px;
  text-decoration: none;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

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

.button-primary {
  background: var(--accent);
  color: #03140e;
  font-weight: 700;
}

.button-ghost {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.hero-metrics {
  padding: clamp(20px, 3vw, 28px);
  align-self: stretch;
}

.hero-metrics h2 {
  margin: 0 0 16px;
  font-size: 1rem;
  letter-spacing: 0.03em;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  padding: 13px 14px;
}

.metric-label {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.62rem;
}

.metric-value {
  margin: 8px 0 0;
  font-size: clamp(1.1rem, 2.1vw, 1.65rem);
  font-weight: 700;
  color: var(--text);
}

.metric-focus {
  font-size: 0.94rem;
  color: var(--accent);
  line-height: 1.2;
}

section {
  padding: 44px 0;
}

.section-head {
  margin-bottom: 22px;
}

.section-head h2 {
  margin: 10px 0 8px;
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  line-height: 1.05;
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
  max-width: 72ch;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.featured-card {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 200ms ease, transform 200ms ease;
}

.featured-card:nth-child(1) {
  grid-column: span 6;
}

.featured-card:nth-child(2) {
  grid-column: span 3;
}

.featured-card:nth-child(3) {
  grid-column: span 3;
}

.featured-card:hover {
  transform: translateY(-4px);
  border-color: rgba(46, 230, 166, 0.35);
}

.featured-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.featured-type {
  margin: 0;
  color: var(--accent-alt);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.62rem;
}

.featured-stars {
  margin: 0;
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.74rem;
}

.featured-card h3 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.featured-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.featured-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: auto;
}

.featured-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.69rem;
}

.featured-link:hover {
  color: var(--accent);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.filter-chip {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.66rem;
  padding: 7px 12px;
  cursor: pointer;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.filter-chip.active,
.filter-chip:hover {
  color: var(--text);
  border-color: rgba(46, 230, 166, 0.38);
  background: rgba(46, 230, 166, 0.09);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.project-card {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 300px;
  transition: transform 200ms ease, border-color 200ms ease;
}

.project-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.2);
}

.project-category {
  margin: 0;
  color: var(--accent-alt);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.62rem;
}

.project-card h3 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.2;
}

.project-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.89rem;
}

.project-links {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.link-muted {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.67rem;
}

.link-muted:hover {
  color: var(--accent);
}

.about-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 14px;
}

.about-main,
.about-side {
  padding: clamp(20px, 3vw, 30px);
}

.about-main h2 {
  margin: 10px 0 10px;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.about-main p {
  margin: 0 0 12px;
  color: var(--text-muted);
}

.stack-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.stack-groups div {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.stack-groups h3 {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.71rem;
  letter-spacing: 0.09em;
  color: var(--accent-alt);
}

.stack-groups p {
  margin: 0;
  font-size: 0.86rem;
}

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

.about-side img {
  width: 84px;
  height: 84px;
  border-radius: 18px;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.about-side h3 {
  margin: 0;
  font-size: 1.25rem;
}

.about-side > p {
  margin: -3px 0 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.about-side ul {
  list-style: none;
  margin: 5px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.about-side li {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 8px 10px;
  color: var(--text-muted);
  font-size: 0.84rem;
}

.about-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: auto;
}

.about-links a {
  text-decoration: none;
  color: #03140e;
  background: var(--accent);
  border-radius: 999px;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.experience-list {
  display: grid;
  gap: 12px;
}

.experience-card {
  padding: 20px;
}

.experience-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  align-items: baseline;
}

.experience-head h3 {
  margin: 0;
  font-size: 1.1rem;
}

.experience-head p {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.68rem;
}

.experience-role {
  margin: 6px 0 12px;
  color: var(--accent-alt);
  font-size: 0.84rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.experience-points {
  margin: 0;
  padding-left: 19px;
  color: var(--text-muted);
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
}

.contact-shell {
  padding: clamp(24px, 4vw, 42px);
  text-align: center;
  max-width: 820px;
}

.contact-shell h2 {
  margin: 10px 0;
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
}

.contact-shell p {
  margin: 0 auto;
  color: var(--text-muted);
  max-width: 56ch;
}

.contact-actions {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 38px;
}

.footer-shell {
  min-height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.64rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 460ms cubic-bezier(0.2, 0.65, 0.2, 1),
    transform 460ms cubic-bezier(0.2, 0.65, 0.2, 1);
}

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

@media (max-width: 1024px) {
  .hero-shell {
    grid-template-columns: 1fr;
  }

  .featured-card:nth-child(1),
  .featured-card:nth-child(2),
  .featured-card:nth-child(3) {
    grid-column: span 12;
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-shell {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .shell {
    width: min(var(--max-width), calc(100vw - 26px));
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(var(--header-height) - 2px);
    right: 13px;
    left: 13px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(8, 13, 23, 0.97);
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-link,
  .nav-cta {
    display: block;
    text-align: center;
    padding: 11px;
  }

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

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .footer-shell {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding: 12px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

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