:root {
  --paper: #f4efe4;
  --ink: #17211b;
  --muted: #5c675f;
  --line: #ddd4c3;
  --card: #fffdf8;
  --rust: #c2410c;
  --rust-dark: #9a3412;
  --pine: #1c4534;
  --pine-soft: #e7f0ea;
  --shadow: 0 24px 60px rgba(23, 33, 27, 0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(194, 65, 12, 0.08), transparent 28%),
    var(--paper);
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 1.05rem;
  line-height: 1.5;
}
a { color: inherit; }
img { max-width: 100%; }
.wrap { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}
.brand { font-family: "Barlow Condensed", sans-serif; font-weight: 700; letter-spacing: 0.08em; font-size: 1.4rem; text-decoration: none; }
.nav-links { display: flex; gap: 18px; align-items: center; }
.nav-links a { text-decoration: none; font-weight: 600; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 18px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
}
.btn-rust { background: var(--rust); color: white; }
.btn-rust:hover { background: var(--rust-dark); }
.btn-ghost { background: transparent; border-color: var(--ink); }
.hero { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; padding: 18px 0 64px; }
.eyebrow { font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--rust); margin: 0 0 12px; }
h1, h2, h3 { font-family: "Barlow Condensed", sans-serif; line-height: 0.95; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(2.8rem, 6vw, 4.6rem); max-width: 16ch; }
.lead { font-size: 1.2rem; max-width: 38rem; color: var(--muted); margin: 0.7rem 0 0; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.fine { margin-top: 20px; color: var(--muted); max-width: 34rem; font-size: 0.98rem; }
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 22px;
}
.panel-kicker { display: flex; justify-content: space-between; font-family: "IBM Plex Mono", monospace; font-size: 0.75rem; color: var(--muted); letter-spacing: 0.06em; }
.sample-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 14px 0 8px; }
.sample-head strong { font-size: 1.35rem; }
.metric { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.metric:last-child { border-bottom: 0; }
.metric strong { font-size: 1.15rem; color: var(--ink); }
.warn-text { color: var(--rust-dark); }
.pill { border-radius: 999px; padding: 4px 10px; background: var(--pine-soft); color: var(--pine); font-size: 0.85rem; font-weight: 700; white-space: nowrap; }
section { padding: 28px 0 64px; }
h2 { font-size: clamp(2.4rem, 5vw, 3.6rem); max-width: 18ch; }
.grid-3, .grid-2 { display: grid; gap: 16px; margin-top: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: 1fr 1fr; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px; }
.card h3 { font-size: 1.7rem; margin: 8px 0; }
.card p, .split p { color: var(--muted); }
.num { font-family: "IBM Plex Mono", monospace; font-size: 0.82rem; letter-spacing: 0.04em; color: var(--rust); margin: 0; font-weight: 500; }
.bullets { margin: 16px 0 0; padding-left: 1.1rem; color: var(--muted); }
.bullets li { margin: 0.55rem 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 28px; }
.dark {
  background: var(--ink);
  color: #f7f3ea;
  border-radius: 28px;
  padding: 36px;
}
.dark h3 { color: #f7f3ea; }
.dark p, .dark .bullets { color: #d9d0c2; }
.price { font-family: "Barlow Condensed", sans-serif; font-size: 2.2rem; margin: 0 0 8px; }
label { display: block; font-weight: 700; margin: 14px 0 6px; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
}
.errors { color: var(--rust-dark); }
footer { padding: 28px 0 48px; color: var(--muted); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.narrow { max-width: 460px; margin: 48px auto; }
@media (max-width: 860px) {
  .hero, .grid-3, .grid-2, .split { grid-template-columns: 1fr; }
  h1 { max-width: none; }
}