:root {
  --bg: #f8fafc;
  --primary: #15803d;
  --text: #0f172a;
  --muted: color-mix(in srgb, var(--text) 55%, transparent);
  --font: "Nunito", system-ui, sans-serif;
  --line: color-mix(in srgb, var(--text) 15%, transparent);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}
a { color: inherit; }
.btn {
  cursor: pointer;
  border: none;
  background: var(--primary);
  color: var(--bg);
  padding: 0.55rem 1.1rem;
  font: inherit;
  font-weight: 600;
}
.f { display: grid; gap: 0.5rem; margin-top: 0.75rem; max-width: 320px; }
.f input { font: inherit; padding: 0.45rem 0.6rem; border: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 92%, var(--text)); color: var(--text); }
.fm { min-height: 1.2em; margin: 0; font-size: 0.85rem; color: var(--primary); }

/* Top bar */
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
}
.bar__logo { font-weight: 800; text-decoration: none; }
.bar__nav { display: none; gap: 0.5rem; flex-wrap: wrap; }
@media(min-width: 768px) { .bar__nav { display: flex; } }
.bar__nav .nl { text-decoration: none; font-size: 0.9rem; color: var(--muted); padding: 0.25rem 0.5rem; }
.bar__nav .nl:hover { color: var(--text); }
.bar__burger {
  display: flex; flex-direction: column; gap: 5px; width: 44px; height: 44px;
  align-items: center; justify-content: center; border: 1px solid var(--line);
  background: transparent; cursor: pointer;
}
@media(min-width: 768px) { .bar__burger { display: none; } }
.bar__burger span { display: block; width: 20px; height: 2px; background: var(--text); }
.drawer { padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); background: var(--bg); }
.drawer[hidden] { display: none; }
.drawer__nav { display: flex; flex-direction: column; gap: 0.5rem; }
.drawer__nav .nl { text-decoration: none; }

.foot { padding: 2rem 1.25rem; border-top: 1px solid var(--line); font-size: 0.85rem; color: var(--muted); }
.foot__meta { margin: 0.25rem 0 0; opacity: 0.85; }

.dg-band { padding: clamp(2.5rem, 8vw, 5rem) 1.25rem; }
.dg-inner { max-width: 720px; margin: 0 auto; }
.dg-h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 0.5rem; }
.dg-lead { font-size: 1.1rem; color: var(--muted); margin: 0; }
.dg-band--a { background: var(--bg); clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%); padding-bottom: 4rem; }
.dg-band--b { background: color-mix(in srgb, var(--primary) 12%, var(--bg)); clip-path: polygon(0 8%, 100% 0, 100% 100%, 0 92%); margin-top: -2rem; padding-top: 4rem; }
.dg-band--c { background: var(--bg); clip-path: polygon(0 0, 100% 10%, 100% 90%, 0 100%); margin-top: -2rem; }
.dg-band--d { background: color-mix(in srgb, var(--text) 6%, var(--bg)); clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 88%); margin-top: -2rem; }
.dg-band--e { background: color-mix(in srgb, var(--primary) 18%, var(--bg)); margin-top: -2rem; clip-path: polygon(0 12%, 100% 0, 100% 100%, 0 100%); padding-top: 3rem; }
.dg-band h2 { margin: 0 0 0.5rem; }
.dg-band p { margin: 0; color: var(--muted); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .term-cursor { animation: none; }
  .snap-main { scroll-snap-type: none; }
}