:root {
  --clr-bg: #09090f;
  --clr-surface: #111120;
  --clr-surface-2: #191930;
  --clr-border: rgba(255, 255, 255, 0.1);
  --clr-border-strong: rgba(255, 255, 255, 0.18);
  --clr-text: #e2e2f0;
  --clr-text-muted: #9a9ac2;
  --clr-accent: #6b6bff;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  position: relative;
  background:
    radial-gradient(1200px 500px at -8% -10%, rgba(107, 107, 255, 0.16), transparent 58%),
    radial-gradient(1000px 500px at 108% -12%, rgba(84, 151, 255, 0.12), transparent 55%),
    var(--clr-bg);
  color: var(--clr-text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

.bg-orb--a {
  width: 260px;
  height: 260px;
  left: -80px;
  bottom: 18vh;
  background: rgba(107, 107, 255, 0.16);
}

.bg-orb--b {
  width: 200px;
  height: 200px;
  right: -70px;
  top: 24vh;
  background: rgba(76, 170, 255, 0.14);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: rgba(9, 9, 15, 0.7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar__inner {
  width: min(1040px, 92vw);
  margin: 0 auto;
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  min-width: 0;
}

.brand__kicker {
  margin: 0;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.64rem;
}

.brand__title {
  margin: 0.2rem 0 0;
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.layout {
  position: relative;
  z-index: 1;
  width: min(1040px, 92vw);
  margin: 1.6rem auto 2.2rem;
  display: grid;
  gap: 1rem;
}

.card {
  background: rgba(17, 17, 32, 0.84);
  border: 1px solid var(--clr-border);
  border-radius: 14px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.44);
}

.hero {
  padding: 1.4rem 1.2rem;
}

.hero__eyebrow {
  margin: 0;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.68rem;
}

.hero__title {
  margin: 0.45rem 0 0;
  font-size: clamp(1.25rem, 3.2vw, 1.8rem);
  line-height: 1.2;
  max-width: 20ch;
}

.hero__text {
  margin: 0.85rem 0 0;
  max-width: 74ch;
  color: var(--clr-text-muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.stat {
  padding: 0.95rem 1rem;
}

.stat__value {
  margin: 0;
  font-size: clamp(1.1rem, 2.6vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.stat__label {
  margin: 0.25rem 0 0;
  color: var(--clr-text-muted);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.about-section {
  padding: 1rem 1.1rem 1.15rem;
}

.about-section h3 {
  margin: 0;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
}

.about-section p {
  margin: 0.65rem 0 0;
  color: var(--clr-text-muted);
}

.about-section ul,
.about-section ol {
  margin: 0.7rem 0 0;
  padding-left: 1.1rem;
  color: var(--clr-text-muted);
}

.about-section li + li {
  margin-top: 0.42rem;
}

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

.about-section a {
  color: #a5bdff;
  text-decoration: none;
  border-bottom: 1px solid rgba(165, 189, 255, 0.4);
}

.about-section a:hover,
.about-section a:focus-visible {
  color: #d0dbff;
  border-bottom-color: rgba(208, 219, 255, 0.85);
}

.about-section--wide {
  grid-column: 1 / -1;
}

.tags {
  margin-top: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.56rem;
  border-radius: 999px;
  border: 1px solid var(--clr-border-strong);
  background: rgba(255, 255, 255, 0.03);
  color: var(--clr-text-muted);
  font-size: 0.72rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--clr-border-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--clr-text-muted);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  transition: color 0.18s, border-color 0.18s, background 0.18s;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--clr-text);
  border-color: var(--clr-accent);
  background: rgba(107, 107, 255, 0.12);
}

.footer {
  position: relative;
  z-index: 1;
  width: min(1040px, 92vw);
  margin: 0 auto 1.6rem;
  padding: 0.95rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--clr-text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.77rem;
}

.footer p {
  margin: 0;
}

.back-link--footer {
  min-height: 30px;
}

@media (max-width: 900px) {
  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .about-section--wide {
    grid-column: auto;
  }
}

@media (max-width: 640px) {
  .topbar__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding: 1.15rem 0.95rem;
  }

  .stat {
    padding: 0.8rem 0.85rem;
  }

  .about-section {
    padding: 0.9rem 0.9rem 1rem;
  }

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