:root {
  color-scheme: light;
  --ink: #143528;
  --muted: #4a6157;
  --line: #cfe0d6;
  --paper: #eef6f1;
  --paper-deep: #dceee4;
  --card: rgba(255, 255, 255, 0.92);
  --green: #1d6b45;
  --green-deep: #0f4a30;
  --focus: #0b5cab;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 0%, #f7fcf8 0%, transparent 42%),
    linear-gradient(160deg, var(--paper) 0%, #f8fbf8 48%, var(--paper-deep) 100%);
  line-height: 1.55;
}
.skip {
  position: absolute;
  left: 0.5rem;
  top: -4rem;
  z-index: 5;
  padding: 0.45rem 0.7rem;
  border-radius: 0.4rem;
}
.skip:focus {
  top: 0.5rem;
  background: #fff;
  outline: 3px solid var(--focus);
}
.bar, main { width: min(920px, calc(100% - 2rem)); margin: 0 auto; }
.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}
.brand img { height: 42px; width: auto; }
nav { display: flex; flex-wrap: wrap; gap: 0.85rem; }
nav a {
  color: var(--green-deep);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.1rem;
}
nav a:hover, nav a[aria-current="page"] { border-bottom-color: var(--green); }
nav a:focus-visible, .button:focus-visible, .interval button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.kicker {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--green-deep);
  margin: 0.4rem 0;
}
h1 {
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.7rem);
  line-height: 1.12;
  margin: 0.2rem 0 0.55rem;
}
.lead, p, li { color: var(--muted); }
section {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.15rem 1.2rem;
  margin: 1rem 0;
  backdrop-filter: blur(6px);
}
.interval { display: flex; gap: 0.5rem; margin: 0.8rem 0; }
.interval button, .button {
  border: 1px solid var(--green);
  background: var(--green);
  color: #fff;
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  text-decoration: none;
  display: inline-block;
  font: inherit;
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease;
}
.interval button:hover, .button:hover { transform: translateY(-1px); background: var(--green-deep); }
.interval button[aria-pressed="false"], .button.quiet {
  background: #fff;
  color: var(--green-deep);
}
.interval button[aria-pressed="false"]:hover, .button.quiet:hover {
  background: #f3faf6;
}
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; }
.plan {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.95rem;
  background: linear-gradient(180deg, #ffffff 0%, #f4faf6 100%);
}
.plan strong { display: block; font-size: 1.15rem; color: var(--ink); }
.plan b { font-size: 1.75rem; color: var(--ink); }
#pricing-status { min-height: 1.4em; }
.subscription-copy {
  display: grid;
  gap: 0.65rem;
  margin: 0.75rem 0 1rem;
}
.subscription-copy p { margin: 0; }
@media (max-width: 700px) {
  .plans { grid-template-columns: 1fr; }
  .bar { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .interval button, .button { transition: none; }
  .interval button:hover, .button:hover { transform: none; }
}