:root {
  --bg: #09111f;
  --bg-soft: #101a2d;
  --surface: rgba(17, 28, 49, 0.72);
  --surface-strong: #111c31;
  --surface-light: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.12);
  --text: #edf3ff;
  --muted: #9fb0cc;
  --accent: #77e1c3;
  --accent-strong: #4cc9a6;
  --accent-warm: #f0b55c;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --radius-lg: 30px;
  --radius-md: 22px;
  --radius-sm: 16px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(76, 201, 166, 0.18), transparent 28rem),
    radial-gradient(circle at 85% 12%, rgba(240, 181, 92, 0.18), transparent 22rem),
    linear-gradient(180deg, #07101d 0%, #0b1423 54%, #08111d 100%);
}

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

p a,
.repo-card a,
.portfolio-feature a {
  color: var(--accent);
}

p a:hover,
p a:focus-visible,
.repo-card a:hover,
.repo-card a:focus-visible,
.portfolio-feature a:hover,
.portfolio-feature a:focus-visible {
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.4), transparent 78%);
  pointer-events: none;
}

.page-shell {
  position: relative;
  z-index: 1;
}

.topbar {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(9, 17, 31, 0.58);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  width: 2.8rem;
  height: 2.8rem;
  display: grid;
  place-items: center;
  border-radius: 0.95rem;
  background: linear-gradient(135deg, var(--accent), #63a4ff);
  color: #06111d;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-copy strong {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
}

.brand-copy span:last-child {
  color: var(--muted);
  font-size: 0.79rem;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.topnav a {
  color: var(--muted);
  font-size: 0.88rem;
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--text);
}

.section {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 4rem 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.95fr;
  gap: 2rem;
  align-items: stretch;
  padding-top: 6.75rem;
}

.eyebrow {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--accent);
}

.hero h1,
.section-heading h2,
.closing-panel h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(2.7rem, 5.8vw, 4.9rem);
  max-width: 12ch;
}

.lede,
.section-heading p,
.portfolio-feature p,
.capability-card p,
.repo-card p,
.timeline-step p,
.team-card p {
  color: var(--muted);
  line-height: 1.75;
}

.hero .lede {
  margin-top: 1.15rem;
  max-width: 62ch;
  font-size: 0.98rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-weight: 700;
  font-size: 0.92rem;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #63a4ff);
  color: #07111e;
  border-color: transparent;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.03);
}

.hero-stats {
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.hero-stats div,
.signal-card,
.capability-card,
.portfolio-feature,
.repo-card,
.timeline-step,
.team-card,
.closing-panel {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.hero-stats div {
  padding: 1rem 1.1rem;
  border-radius: var(--radius-sm);
}

.hero-stats dt {
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero-stats dd {
  margin: 0.45rem 0 0;
  color: var(--text);
  font-weight: 600;
  line-height: 1.45;
  font-size: 0.96rem;
}

.hero-panel {
  display: grid;
  gap: 1rem;
}

.signal-card {
  border-radius: var(--radius-md);
  padding: 1.3rem;
}

.signal-card-primary {
  padding: 1.6rem;
  background:
    linear-gradient(160deg, rgba(119, 225, 195, 0.12), rgba(99, 164, 255, 0.12)),
    var(--surface-strong);
}

.signal-card strong {
  display: block;
  margin-top: 0.5rem;
  font-size: 1.02rem;
  line-height: 1.35;
}

.signal-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

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

.signal-kicker,
.repo-type,
.team-role {
  color: var(--accent-warm);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.team-role {
  display: block;
  min-height: 2.4rem;
}

.section-heading {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 2rem;
  max-width: 44rem;
}

.section-heading h2,
.closing-panel h2 {
  font-size: clamp(1.55rem, 2.8vw, 2.3rem);
  line-height: 1.08;
}

.section-heading p {
  margin: 0;
  max-width: 42rem;
  font-size: 0.97rem;
}

.capability-grid,
.repo-grid,
.team-grid {
  display: grid;
  gap: 1rem;
}

.capability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.capability-card,
.repo-card,
.team-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem;
  border-radius: var(--radius-md);
}

.portfolio-feature {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.capability-card h3,
.repo-card h3,
.team-card h3,
.portfolio-feature h3 {
  margin: 0.55rem 0 0.75rem;
  font-size: 1.12rem;
}

.section-contrast {
  position: relative;
}

.section-contrast::before {
  content: "";
  position: absolute;
  inset: 2rem -2rem;
  border-radius: 2.2rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  z-index: -1;
}

.portfolio-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.portfolio-feature {
  padding: 1.6rem;
  border-radius: var(--radius-lg);
}

.repo-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.team-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.team-grid-members {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.leadership-card {
  background:
    linear-gradient(160deg, rgba(240, 181, 92, 0.12), rgba(255, 255, 255, 0.03)),
    var(--surface);
}

.team-email {
  display: inline-flex;
  margin-top: auto;
  padding-top: 0.9rem;
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 600;
}

.team-email:hover,
.team-email:focus-visible {
  color: var(--text);
}

.profile-link {
  color: var(--text);
}

.profile-link:hover,
.profile-link:focus-visible {
  color: var(--accent);
}

@media (max-width: 1080px) {
  .hero,
  .section-heading,
  .portfolio-stack {
    grid-template-columns: 1fr;
  }

  .capability-grid,
  .repo-grid,
  .team-grid-members {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .hero h1 {
    max-width: 12ch;
  }
}

@media (max-width: 720px) {
  .topbar {
    border-radius: 1.3rem;
    padding: 1rem;
    width: min(calc(100% - 1rem), var(--max-width));
    top: 0.5rem;
  }

  .topnav {
    display: none;
  }

  .section {
    padding: 3.25rem 0;
  }

  .hero {
    padding-top: 2.2rem;
  }

  .hero-stats,
  .signal-grid,
  .capability-grid,
  .repo-grid,
  .team-grid,
  .team-grid-members {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: clamp(2.3rem, 13vw, 3.4rem);
  }

  .button {
    width: 100%;
  }
}