*{box-sizing:border-box;margin:0;padding:0}
:root{--brand:#1a6f5c;--brand-d:#0f4d40;--accent:#e8a33d;--ink:#1f2933;--muted:#5f6b76;--bg:#f6f8f7;--card:#fff;--line:#dfe6e3}
body{font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
.container{max-width:860px;margin:0 auto;padding:1rem}
.site-header{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;justify-content:space-between;background:var(--brand);padding:.8rem 1.2rem}
.site-header a{color:#fff;text-decoration:none;font-size:.95rem;margin-right:1rem}
.logo{font-weight:800;font-size:1.2rem}.logo span{color:var(--accent)}
.hero{text-align:center;padding:2rem 0 1rem}
.hero h1{font-size:1.7rem;margin-bottom:.6rem}
.tiers{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.5rem 0}
.tier-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:1.4rem;text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:.6rem;transition:.15s}
.tier-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.08)}
.tier-card h2{font-size:1.15rem;color:var(--brand-d)}
.tier-card h2 span{color:var(--muted);font-weight:500;font-size:.9em}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:.7rem 1.3rem;border-radius:8px;border:0;cursor:pointer;font-weight:600;text-decoration:none;text-align:center}
.btn:hover{background:var(--brand-d)}
.btn.big{font-size:1.1rem;padding:.9rem 1.6rem}
.btn.ghost{background:#fff;color:var(--brand);border:2px solid var(--brand)}
.progress{color:var(--muted);margin:.5rem 0}
.progress-bar{height:8px;background:var(--line);border-radius:6px;overflow:hidden;margin-bottom:1.2rem}
.progress-bar div{height:100%;background:var(--brand)}
.question fieldset{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:1.2rem}
.question legend{font-weight:600;padding:0 .4rem}
.qnum{color:var(--brand);font-weight:800}
.option{display:flex;gap:.6rem;align-items:flex-start;padding:.7rem;border-radius:8px;cursor:pointer;margin-top:.4rem}
.option:hover{background:var(--bg)}
.option input{margin-top:.35rem}
.feedback{border-radius:12px;padding:1rem 1.2rem;margin-bottom:1.2rem}
.feedback.ok{background:#e6f6ee;border:1px solid #9fd8bb}
.feedback.no{background:#fdeeee;border:1px solid #f2b8b8}
.rationale{background:rgba(0,0,0,.04);border-radius:8px;padding:.7rem;margin-top:.5rem}
.gate-box{background:var(--card);border:2px solid var(--accent);border-radius:14px;padding:1.8rem;text-align:center;max-width:520px;margin:1rem auto}
.gate-box form{display:flex;gap:.6rem;justify-content:center;margin:1rem 0;flex-wrap:wrap}
.gate-box input{padding:.7rem;border:1px solid var(--line);border-radius:8px;min-width:260px}
.fine{font-size:.82rem;color:var(--muted)}
.error{color:#c0392b;font-weight:600}
.ad-slot{background:#eef1f0;border:1px dashed #b9c4c0;border-radius:10px;text-align:center;color:var(--muted);font-size:.8rem;padding:1.4rem;margin:1.5rem 0}
.results .score-ring{width:150px;height:150px;border-radius:50%;border:10px solid var(--brand);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800;margin:1rem auto}
.verdict{text-align:center;font-size:1.1rem;margin-bottom:.6rem}
.aff-cta{background:linear-gradient(135deg,#0f4d40,#1a6f5c);color:#fff;border-radius:14px;padding:1.6rem;text-align:center;margin:1.5rem 0}
.aff-cta .btn{margin:.4rem}
.aff-cta .btn.ghost{color:#fff;border-color:#fff}
.review{background:var(--card);border:1px solid var(--line);border-left:5px solid #bbb;border-radius:8px;padding:1rem;margin:1rem 0}
.review.correct{border-left-color:#2e9e6b}
.review.wrong{border-left-color:#d05b5b}
.review h4{margin-bottom:.4rem;font-size:1rem}
.blog-teaser{margin:2rem 0}
.blog-teaser li{margin:.4rem 0}
.post-list li{margin:.6rem 0}
article h1{font-size:1.6rem;margin-bottom:.4rem}article h2{margin:1.4rem 0 .5rem}
.meta{color:var(--muted);font-size:.85rem;margin-bottom:1rem}
.site-footer{text-align:center;padding:2rem 1rem;color:var(--muted);font-size:.9rem;border-top:1px solid var(--line);margin-top:2rem}
.aff-banner{background:#fff8ec;border:1px solid #f0dcae;border-radius:10px;padding:.9rem;max-width:860px;margin:0 auto 1rem}
.disclaimer{font-size:.78rem;margin-top:.8rem}
@media(max-width:600px){.hero h1{font-size:1.35rem}.site-header{justify-content:center}}

.option.correct{background:#e6f6ee;border:1px solid #9fd8bb;font-weight:600}
.option.wrong{background:#fdeeee;border:1px solid #f2b8b8;font-weight:600}
.option.dim{opacity:.55}