:root {
  color-scheme: dark;
  --bg: #26313d;
  --bg-deep: #101720;
  --surface: rgba(16, 24, 34, 0.92);
  --surface-soft: rgba(32, 44, 57, 0.78);
  --line: rgba(255, 255, 255, 0.11);
  --text: #f5f7fa;
  --muted: #aab2be;
  --dim: #8e98a6;
  --accent: #ffce00;
  --accent-strong: #ffe800;
  --accent-text: #24250d;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.30);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(255, 206, 0, 0.11), transparent 30rem),
    radial-gradient(circle at 85% 10%, rgba(255, 255, 255, 0.05), transparent 28rem),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 42%, #1d2834 100%);
}

a {
  color: var(--accent-strong);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(16, 23, 32, 0.96), rgba(38, 49, 61, 0.88)),
    radial-gradient(circle at top right, rgba(255, 232, 0, 0.14), transparent 32rem);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.58), transparent);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 20px 68px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 15px;
  display: inline-grid;
  place-items: center;
  color: var(--accent-text);
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
  box-shadow: 0 12px 28px rgba(255, 206, 0, 0.20);
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

.nav {
  justify-content: flex-end;
}

.nav-link,
.footer-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  color: rgba(245, 247, 250, 0.82);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid transparent;
}

.nav-link:hover,
.footer-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  text-decoration: none;
}

.nav-link.active,
.footer-link.active {
  color: var(--accent-strong);
  border-color: rgba(255, 206, 0, 0.24);
  background: rgba(255, 206, 0, 0.10);
  font-weight: 700;
}

.hero-copy {
  padding-top: 58px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--accent-strong);
  background: rgba(255, 206, 0, 0.10);
  border: 1px solid rgba(255, 206, 0, 0.20);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 18px 0 0;
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.hero-copy p {
  margin: 18px auto 0;
  max-width: 760px;
  color: rgba(245, 247, 250, 0.78);
  font-size: 18px;
  line-height: 1.7;
}

.content {
  max-width: 1180px;
  margin: -34px auto 0;
  padding: 0 20px 56px;
  position: relative;
  z-index: 2;
}

.panel {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 26px;
  box-shadow: var(--shadow);
  padding: 30px 28px;
  backdrop-filter: blur(12px);
}

.stack > * + * {
  margin-top: 24px;
}

.stack h2,
.stack h3 {
  color: var(--text);
  letter-spacing: -0.03em;
}

.stack h2 {
  margin: 0 0 12px;
  font-size: 28px;
}

.stack h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.stack p,
.stack li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.78;
}

.stack ul {
  margin: 10px 0 0;
  padding-left: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.mini-card {
  padding: 20px;
  border-radius: 20px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
}

.mini-card strong {
  color: var(--text);
}

.inline-links {
  margin-top: 28px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer-note {
  color: var(--dim);
  font-size: 14px;
  line-height: 1.6;
}

.footer-link {
  min-height: 38px;
  color: var(--muted);
}

@media (max-width: 860px) {
  .hero-inner {
    padding-bottom: 44px;
  }

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

  .nav {
    justify-content: flex-start;
  }

  .hero-copy {
    padding-top: 30px;
    text-align: left;
  }

  .hero-copy p {
    margin-left: 0;
  }

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

  .panel {
    padding: 24px 20px;
  }

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

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