:root{--felt:#0b3d2e;--felt-deep:#072a20;--gold:#e3b341;--ink:#f4f1e8;--muted:#b8c9c0;--card:#0f4b39;--danger:#ffb4a8}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--felt-deep);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}a{color:inherit}main{min-height:70vh}.site-header,.site-footer,.section,.hero,.auth{width:min(1040px,100% - 32px);margin-inline:auto}.site-header{justify-content:space-between;align-items:center;padding:16px 0;display:flex}.site-header nav{align-items:center;gap:20px;display:flex}.site-header nav a{color:var(--muted);text-decoration:none}.brand{color:var(--gold);font-size:1.25rem;font-weight:700;text-decoration:none}.hero{padding:72px 0 56px}.hero h1{max-width:18ch;margin:8px 0 16px;font-size:clamp(2rem,6vw,3.5rem);line-height:1.1}.eyebrow{color:var(--gold);text-transform:uppercase;letter-spacing:.12em;margin:0;font-size:.8rem}.lead{color:var(--muted);max-width:60ch;font-size:1.1rem}.fine{color:var(--muted);font-size:.85rem}.section{border-top:1px solid #ffffff14;padding:40px 0}.section h2{margin-top:0;font-size:1.6rem}.steps{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}.steps li{background:var(--card);border-radius:12px;padding:20px}.steps h3,.card h3{margin:8px 0}.steps p,.card p{color:var(--muted);margin:0}.step-number{background:var(--gold);width:28px;height:28px;color:var(--felt-deep);border-radius:50%;place-items:center;font-weight:700;display:inline-grid}.cards{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;display:grid}.card{background:var(--card);border-radius:12px;padding:20px}.card .how{color:var(--gold);margin-bottom:8px;font-size:.9rem}.card ul{color:var(--muted);margin:8px 0 0;padding-left:18px}.cta{text-align:center;padding:56px 0}.cta .lead{margin-inline:auto}.button{background:var(--gold);color:var(--felt-deep);font:inherit;cursor:pointer;border:0;border-radius:999px;padding:12px 24px;font-weight:700;text-decoration:none;display:inline-block}.button:disabled{opacity:.6;cursor:not-allowed}.button-small{padding:6px 16px;color:var(--felt-deep)!important}.link-button{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.auth{max-width:440px;padding:56px 0}.auth h1{margin-top:0}.form{gap:12px;display:grid}.form input{font:inherit;background:var(--felt);color:var(--ink);border:1px solid #ffffff40;border-radius:8px;padding:12px 14px}.error{color:var(--danger);margin:0}.details{grid-template-columns:max-content 1fr;gap:8px 24px;margin:24px 0;display:grid}.details dt{color:var(--muted)}.details dd{margin:0}.site-footer{color:var(--muted);border-top:1px solid #ffffff14;padding:32px 0 48px;font-size:.85rem}:focus-visible{outline:2px solid var(--gold);outline-offset:2px}.wide{max-width:1040px}.section.wide{padding:40px 0}.lesson-group{margin-top:32px}.lesson-group h2{font-size:1.3rem}.card-top{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.card-top h3{margin:0 0 8px}.card-link{text-decoration:none;display:block}.card-link:hover{outline:2px solid var(--gold)}.card-locked{opacity:.75}.badge{border:1px solid var(--gold);color:var(--gold);white-space:nowrap;border-radius:999px;padding:2px 10px;font-size:.75rem}.badge-locked{border-style:dashed}.status{font-size:.9rem;color:var(--gold)!important;margin-top:12px!important}.player{background:#000;border-radius:12px;width:100%;max-height:70vh;margin:16px 0 32px}.quiz{background:var(--card);border-radius:12px;gap:16px;max-width:640px;padding:24px;display:grid}.quiz h2{margin:0}.quiz fieldset{border:0;gap:8px;margin:0;padding:0;display:grid}.quiz legend{margin-bottom:8px;font-weight:600}.option{cursor:pointer;align-items:center;gap:10px;display:flex}.quiz-results{gap:8px;padding-left:20px;display:grid}.quiz-results .right strong{color:var(--gold)}.quiz-results .wrong strong{color:var(--danger)}.signout,.auth h2{margin-top:32px}.guide-list{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin:0 0 24px;padding:0;list-style:none;display:grid}.guide-item{background:var(--card);border-radius:12px;padding:16px 20px}.guide-item-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.guide-item h4{margin:0 0 6px;font-size:1.05rem}.guide-item p{color:var(--muted);margin:0 0 6px}.guide-schedule{font-size:.9rem;color:var(--ink)!important}.guide-item a{color:var(--gold)}.plain-list{color:var(--muted);gap:6px;padding-left:20px;display:grid}