:root {
  --bg: #f5f4f0;
  --fg: #111110;
  --muted: #888780;
  --faint: #c8c6be;
  --font: 'Courier New', Courier, monospace;
  --fs: 12px;
  --pad: 2rem;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg);
  font-family: var(--font);
  font-size: var(--fs);
  color: var(--fg);
  -webkit-text-size-adjust: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

/* TOPBAR */
#topbar { flex-shrink: 0; width: 100%; }
#topbar-inner {
  max-width: 680px;
  margin: 0 auto;
  padding: 1.75rem var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.logo {
  font-size: var(--fs);
  cursor: pointer;
  flex-shrink: 0;
  letter-spacing: -0.01em;
  color: var(--fg);
  font-weight: normal;
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav-links a {
  font-size: var(--fs);
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  font-weight: normal;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--fg); }
.nav-links a.active { color: var(--fg); font-weight: bold; }

/* MAIN */
main {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.inner {
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* FOOTER */
footer {
  padding: 2rem 0;
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--faint);
  flex-shrink: 0;
  margin-top: auto;
}

/* HOME */
.home-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.home-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.home-ooo {
  font-size: var(--fs);
  color: var(--faint);
  line-height: 2;
}
.home-welcome {
  font-size: var(--fs);
  color: var(--fg);
  margin: 0.6rem 0;
}

/* COMING SOON */
.coming-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
}
.coming-label { font-size: 11px; color: var(--faint); letter-spacing: 0.08em; }
.coming-title { font-size: 13px; font-weight: bold; }

/* ABOUT */
.about-body { flex: 1; padding: 2rem 0; }
.about-section { max-width: 480px; }
.about-section h2 { font-size: 13px; font-weight: bold; margin-bottom: 2rem; }
.about-block { margin-bottom: 2.5rem; }
.about-label { font-size: 11px; color: var(--faint); margin-bottom: 0.5rem; letter-spacing: 0.06em; }
.about-text { font-size: var(--fs); color: var(--muted); line-height: 1.75; }
.about-links { display: flex; flex-direction: column; gap: 0.5rem; }
.about-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: var(--fs);
  transition: color 0.15s;
}
.about-links a:hover { color: var(--fg); }
.about-links a::before { content: '-> '; color: var(--faint); }

@media (max-width: 480px) {
  :root { --pad: 1.25rem; }
  .nav-links { gap: 1.25rem; }
}