:root {
  --green: #0f5c4d;
  --green-2: #0b4a3e;
  --yellow: #ffd23f;
  --ink: #16211e;
  --muted: #55625e;
  --paper: #ffffff;
  --bg: #f4f7f5;
  --line: #dde5e1;
  --ok: #157f3b;
  --no: #b42318;
  --accent: var(--green);
  --accent-ink: #fff;
  --radius: 16px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--green); }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 16px; }
h1, h2 { line-height: 1.2; letter-spacing: -0.01em; }

.top { background: var(--paper); border-bottom: 1px solid var(--line); }
.top-row { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: center; justify-content: space-between; min-height: 56px; padding-top: 8px; padding-bottom: 8px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--ink); text-decoration: none; font-size: 1.05rem; }
.brand-mark { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--green); color: var(--yellow); font-size: 0.95rem; }
.top-note { font-size: 0.8rem; color: var(--muted); }

.hero { background: linear-gradient(180deg, var(--green) 0%, var(--green-2) 100%); color: #fff; padding: 40px 0 72px; }
.eyebrow { margin: 0 0 8px; font-size: 0.85rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--yellow); }
.hero h1 { font-size: clamp(2rem, 7vw, 2.9rem); margin: 0 0 12px; }
.sub { font-size: 1.1rem; margin: 0 0 24px; color: rgba(255, 255, 255, 0.88); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.hero .hint { color: rgba(255, 255, 255, 0.75); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 700; font-size: 1rem; padding: 14px 20px; border-radius: 12px; border: 0; cursor: pointer; text-decoration: none; min-height: 50px; }
.btn-primary { background: var(--yellow); color: #1b1a12; }
.btn-primary:hover { filter: brightness(0.96); }
.card .btn-primary, .full .btn-primary { background: var(--green); color: #fff; }
.btn-ghost { background: transparent; color: var(--green); border: 1.5px solid var(--line); margin-top: 10px; }
.btn-block { width: 100%; }
.hint { font-size: 0.9rem; color: var(--muted); }

.card { background: var(--paper); border-radius: var(--radius); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 28px rgba(15, 92, 77, 0.1); padding: 24px 20px; }
.quiz-section { margin-top: -44px; }
.quiz h2 { margin: 4px 0 12px; font-size: 1.3rem; }
.quiz-kicker { margin: 0; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.progress { height: 6px; background: var(--line); border-radius: 99px; overflow: hidden; margin-bottom: 14px; }
.progress span { display: block; height: 100%; background: var(--green); transition: width 0.3s; }
.options { display: grid; gap: 10px; margin: 16px 0 0; }
.option { display: flex; gap: 12px; align-items: flex-start; text-align: left; font: inherit; padding: 14px; border: 1.5px solid var(--line); background: var(--paper); border-radius: 12px; cursor: pointer; color: var(--ink); }
.option:hover:not(:disabled) { border-color: var(--green); }
.option:disabled { cursor: default; }
.opt-letter { flex: none; display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--bg); font-weight: 700; font-size: 0.85rem; }
.option.is-right { border-color: var(--ok); background: #ecf7ef; }
.option.is-right .opt-letter { background: var(--ok); color: #fff; }
.option.is-wrong { border-color: var(--no); background: #fdf0ef; }
.option.is-wrong .opt-letter { background: var(--no); color: #fff; }
.feedback { margin-top: 16px; padding: 16px; border-radius: 12px; background: var(--bg); }
.feedback p { margin: 0 0 10px; }
.verdict { font-weight: 800; }
.feedback.ok .verdict { color: var(--ok); }
.feedback.no .verdict { color: var(--no); }
.source { font-size: 0.85rem; color: var(--muted); }
.score { margin: 8px 0 0; font-size: 1.2rem; color: var(--muted); }
.score strong { font-size: 3.2rem; color: var(--ink); line-height: 1; }
.upsell { margin-top: 20px; padding: 18px; border: 2px solid var(--green); border-radius: 14px; background: #f1f8f5; }
.upsell-title { margin: 0 0 12px; font-weight: 700; }
.upsell .hint { margin: 8px 0 0; text-align: center; }

.full, .faq { padding: 48px 0 0; }
.full h2, .faq h2 { font-size: 1.5rem; margin: 0 0 16px; }
.price { margin: 0; font-size: 1.05rem; color: var(--muted); }
.price span { font-size: 2.4rem; font-weight: 800; color: var(--ink); margin-right: 4px; }
.price-sub { margin: 0; color: var(--muted); }
.ticks { list-style: none; padding: 0; margin: 18px 0 22px; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 30px; }
.ticks li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); font-weight: 800; font-size: 0.8rem; }
details { background: var(--paper); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; border: 1px solid var(--line); }
summary { font-weight: 700; cursor: pointer; }
details p { margin: 10px 0 0; color: var(--muted); }

.foot { margin-top: 56px; padding: 28px 0 40px; border-top: 1px solid var(--line); font-size: 0.88rem; color: var(--muted); background: var(--paper); }
.foot p { margin: 0 0 8px; }

.legal { background: var(--paper); }
.legal-body { padding-top: 24px; padding-bottom: 48px; }
.legal-body h2 { font-size: 1.15rem; margin-top: 28px; }