:root{--bg:#f3f6f3;--card:#fff;--ink:#18332d;--muted:#64756f;--green:#176b55;--lime:#d9f078;--line:#dce5df;--danger:#a33333;
--e-easy:#5fb58f;--e-moderate:#e2b73c;--e-hard:#e2793a;--e-max:#c9412e;--accent:var(--green)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--green)}
#hdr.top{background:#153d35;color:#fff}
#hdr.top .wrap{max-width:900px;margin:auto;padding:12px 16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
#hdr.top .brand{color:#fff;text-decoration:none;font-weight:800;font-size:1.15rem;margin-right:auto}
#hdr.top nav{display:flex;gap:4px;flex-wrap:wrap}
#hdr.top nav a{color:#d7e6df;text-decoration:none;padding:6px 11px;border-radius:999px;font-weight:650;font-size:.93rem}
#hdr.top nav a.on,#hdr.top nav a:hover{background:#ffffff22;color:#fff}
#hdr.top .who{font-size:.9rem;color:#d7e6df;display:flex;gap:8px;align-items:center}
#hdr.top .who a,#hdr.top .who button{background:var(--lime);color:#153d35;border:0;border-radius:999px;padding:6px 12px;font-weight:750;font-size:.88rem;text-decoration:none;cursor:pointer}
main{max-width:900px;margin:auto;padding:20px 14px 50px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;margin:0 0 16px;box-shadow:0 4px 14px #18332d0a}
h1{margin:0 0 6px;font-size:1.6rem}h2{font-size:1.15rem;margin:0 0 14px}h3{margin:0 0 6px;font-size:1.02rem}
label{display:block;font-weight:650;margin:12px 0 6px}
input,select,button,textarea{font:inherit}
input[type=number],input[type=text],input[type=password],input[type=date],select,textarea{width:100%;padding:11px;border:1px solid #bdcbc2;border-radius:9px;background:#fff;color:var(--ink)}
textarea{resize:vertical;min-height:70px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.buttons{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
button,.btn{border:0;border-radius:10px;padding:11px 16px;font-weight:700;cursor:pointer;background:var(--green);color:#fff;text-decoration:none;display:inline-block;font-size:1rem}
button.secondary,.btn.secondary{background:#e7eee9;color:var(--ink)}
button.danger,.btn.danger{background:#f8e6e6;color:var(--danger)}
button.small,.btn.small{padding:6px 11px;font-size:.88rem;border-radius:8px}
button:disabled{opacity:.45;cursor:not-allowed}
.small{font-size:.9rem;color:var(--muted)}.hidden{display:none!important}
.pill{background:#e8f2ec;border-radius:999px;padding:5px 10px;font-size:.85rem;font-weight:650;display:inline-block}
.summary{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;background:#edf5ef;border-radius:12px;padding:12px;margin:10px 0}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle}
.e-easy{--c:var(--e-easy)}.e-moderate{--c:var(--e-moderate)}.e-hard{--c:var(--e-hard)}.e-max{--c:var(--e-max)}
.dot.e-easy,.dot.e-moderate,.dot.e-hard,.dot.e-max{background:var(--c)}
.stack{display:flex;height:12px;border-radius:8px;overflow:hidden;background:#e0e8e2;margin:8px 0}
.stack i{display:block;height:100%}
.stack i.e-easy{background:var(--e-easy)}.stack i.e-moderate{background:var(--e-moderate)}.stack i.e-hard{background:var(--e-hard)}.stack i.e-max{background:var(--e-max)}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-bottom:16px}
.tile{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.tile b{display:block;font-size:1.55rem;line-height:1.15}.tile span{font-size:.8rem;color:var(--muted)}
.msg{padding:10px 12px;border-radius:10px;margin:12px 0;font-size:.95rem}
.msg.err{background:#f8e6e6;color:var(--danger)}.msg.ok{background:#e4f3ea;color:#176b55}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:#153d35;color:#fff;padding:10px 16px;border-radius:999px;font-weight:650;z-index:99;box-shadow:0 6px 20px #0004;max-width:90vw}
.modal-bg{position:fixed;inset:0;background:#0007;display:flex;align-items:flex-start;justify-content:center;padding:30px 12px;overflow:auto;z-index:50}
.modal{background:#fff;border-radius:16px;max-width:640px;width:100%;padding:20px;position:relative}
.modal .x{position:absolute;right:12px;top:10px;background:transparent;color:var(--muted);font-size:1.5rem;padding:2px 8px}
footer.small{margin-top:24px}
@media(max-width:620px){.grid{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}#hdr.top .wrap{gap:8px}}