:root {
  --bg: #06101d;
  --bg-2: #0a1728;
  --panel: rgba(12, 27, 45, 0.78);
  --panel-strong: rgba(16, 35, 58, 0.92);
  --text: #e7f1ff;
  --muted: #9fb3c8;
  --line: rgba(127, 232, 255, 0.16);
  --cyan: #5ee7ff;
  --magenta: #ff4fd8;
  --green: #78ffb0;
  --yellow: #ffe27a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 22px;
  --max: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 20% 10%, rgba(94, 231, 255, 0.18), transparent 26rem),
    radial-gradient(circle at 84% 26%, rgba(255, 79, 216, 0.13), transparent 30rem),
    linear-gradient(rgba(94, 231, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 231, 255, 0.04) 1px, transparent 1px),
    var(--bg);
  background-size: auto, auto, 40px 40px, 40px 40px, auto;
}

.site-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, transparent 42%, rgba(0, 0, 0, 0.46));
}

.container {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  top: -80px;
  left: 16px;
  background: var(--cyan);
  color: #00121c;
  padding: 10px 14px;
  border-radius: 10px;
  z-index: 20;
}

.skip-link:focus { top: 16px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(6, 16, 29, 0.72);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(94, 231, 255, 0.55);
  border-radius: 12px;
  color: var(--cyan);
  background: rgba(94, 231, 255, 0.08);
  box-shadow: 0 0 24px rgba(94, 231, 255, 0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-weight: 650;
}

.nav-links a {
  text-decoration: none;
}

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

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: 12px;
  padding: 8px 10px;
}

.section {
  padding: 90px 0;
}

.section.alt {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
}

.hero {
  padding-top: 96px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 42px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

h1, h2, h3 {
  line-height: 1.05;
  margin: 0;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 840px;
  font-size: clamp(2.6rem, 7vw, 5.8rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
}

h3 {
  font-size: 1.35rem;
}

.hero-text {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.15rem;
}

.button-row, .contact-actions, .card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button-row { margin-top: 30px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  color: #00131d;
  background: linear-gradient(135deg, var(--cyan), #93ffdf);
  border-color: transparent;
  box-shadow: 0 0 30px rgba(94, 231, 255, 0.2);
}

.button.ghost {
  color: var(--cyan);
}

.button:hover, .project-card:hover, .skill-box:hover {
  transform: translateY(-2px);
}

.hero-card, .project-card, .skill-box, .contact-card, .content-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(135deg, rgba(94, 231, 255, 0.24), transparent 40%, rgba(255, 79, 216, 0.2));
  pointer-events: none;
}

.avatar {
  width: 100%;
  max-width: 260px;
  margin: 0 auto 22px;
  image-rendering: pixelated;
}

.status-pill {
  position: relative;
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--green);
  background: rgba(120, 255, 176, 0.1);
  border: 1px solid rgba(120, 255, 176, 0.28);
  font-weight: 800;
  font-size: 0.88rem;
}

.quick-facts {
  position: relative;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.quick-facts li + li { margin-top: 10px; }

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.05rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.project-card {
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.project-card.featured {
  grid-column: span 2;
}

.project-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}

.project-card-body {
  padding: 22px;
}

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

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.tag-row span {
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(94, 231, 255, 0.08);
  border: 1px solid rgba(94, 231, 255, 0.18);
  font-size: 0.75rem;
  font-weight: 800;
}

.card-actions {
  margin-top: 18px;
}

.card-actions a {
  color: var(--cyan);
  font-weight: 800;
  text-decoration: none;
}

.card-actions a:hover { text-decoration: underline; }

.skill-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.skill-box {
  padding: 22px;
  transition: transform 0.2s ease;
}

.skill-box p {
  color: var(--muted);
  margin-bottom: 0;
}

.two-col {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 44px;
}

.prose {
  color: var(--muted);
  font-size: 1.05rem;
}

.contact-card {
  padding: 34px;
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(94, 231, 255, 0.12), rgba(255, 79, 216, 0.08)), var(--panel-strong);
}

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

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.project-hero {
  padding: 64px 0 36px;
}

.breadcrumbs {
  display: flex;
  gap: 10px;
  color: var(--muted);
  margin-bottom: 22px;
  font-weight: 700;
}

.breadcrumbs a { text-decoration: none; color: var(--cyan); }

.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
  align-items: start;
}

.content-card {
  padding: 28px;
}

.content-card + .content-card { margin-top: 18px; }

.content-card p, .content-card li { color: var(--muted); }

.content-card code {
  color: var(--cyan);
  background: rgba(94, 231, 255, 0.09);
  padding: 2px 6px;
  border-radius: 7px;
}

.sidebar {
  position: sticky;
  top: 92px;
}

.sidebar .button { width: 100%; margin-top: 10px; }

.meta-list {
  padding: 0;
  list-style: none;
  margin: 0;
}

.meta-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.meta-list strong { color: var(--text); display: block; }

@media (max-width: 900px) {
  .hero-grid, .two-col, .project-layout {
    grid-template-columns: 1fr;
  }

  .project-grid, .skill-grid {
    grid-template-columns: 1fr;
  }

  .project-card.featured {
    grid-column: auto;
  }

  .contact-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .sidebar { position: static; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(6, 16, 29, 0.96);
  }

  .nav-links.open { display: flex; }

  .section { padding: 64px 0; }
}