:root{--bg:#f6f5f1;--card:#fff;--ink:#1d2a2c;--muted:#5a6668;--line:#e3e1da;--accent:#2d6a64;--accent-ink:#fff;--soft:#e8f0ee;--warn:#8a5a12;--warn-bg:#fbf1dc;--bad:#9b2c2c;--r:14px;--tap:48px;--maxw:760px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid #1c5ea8;outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.5rem 1rem;z-index:50}.skip:focus{left:.5rem}
#app{min-height:100vh;padding-bottom:calc(76px + env(safe-area-inset-bottom))}
.top{position:sticky;top:0;z-index:5;background:rgba(246,245,241,.94);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.top-in{max-width:var(--maxw);margin:0 auto;padding:.7rem 1rem;display:flex;align-items:center;gap:.6rem}
.brand{font-weight:700;letter-spacing:.2px;display:flex;align-items:center;gap:.45rem;text-decoration:none;color:var(--ink)}
.brand i{width:26px;height:26px;border-radius:7px;background:var(--accent);display:inline-grid;place-items:center}
.pill{font-size:.72rem;font-weight:700;letter-spacing:.4px;text-transform:uppercase;background:var(--warn-bg);color:var(--warn);border-radius:99px;padding:.15rem .55rem;white-space:nowrap}
.top .fam{margin-left:auto;color:var(--muted);font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:45%}
main{max-width:var(--maxw);margin:0 auto;padding:1rem}
main:focus{outline:none}
h1{font-size:1.5rem;line-height:1.25;margin:.2rem 0 .8rem}h2{font-size:1.15rem;margin:1.4rem 0 .6rem}h3{font-size:1rem;margin:.2rem 0 .3rem}
p{margin:.4rem 0}.muted{color:var(--muted)}.small{font-size:.87rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem;margin:.75rem 0}
.card.flat{box-shadow:none}.note{background:var(--soft);border:1px solid #cfe0dc;border-radius:var(--r);padding:.8rem 1rem;margin:.75rem 0;font-size:.93rem}
.warnbox{background:var(--warn-bg);border:1px solid #efd9a8;color:#5c3d0b;border-radius:var(--r);padding:.8rem 1rem;margin:.75rem 0;font-size:.93rem}
.btn{min-height:var(--tap);padding:.6rem 1.1rem;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:.4rem;text-decoration:none;color:var(--ink)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.ghost{background:transparent}.btn.danger{color:var(--bad);border-color:#e6c4c4}
.btn.sm{min-height:40px;padding:.4rem .8rem;font-size:.92rem}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.row{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}.row.end{justify-content:flex-end}.grow{flex:1}
.stack>*+*{margin-top:.6rem}
.chips{display:flex;gap:.45rem;flex-wrap:wrap}
.chip{min-height:44px;padding:.45rem .9rem;border-radius:99px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:500}
.chip[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#fff}
.field{display:block;margin:.7rem 0}.field>span{display:block;font-weight:600;font-size:.92rem;margin-bottom:.3rem}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],input[type=date],select,textarea{width:100%;min-height:var(--tap);padding:.55rem .8rem;border:1px solid #cfccc3;border-radius:12px;background:#fff}
textarea{min-height:90px}
.filters{display:grid;gap:.8rem;grid-template-columns:minmax(0,1fr)}.filters>*{min-width:0}.filters .lbl{font-size:.82rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:.3rem}
.seg{max-width:100%;display:flex;gap:.4rem;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.seg::-webkit-scrollbar{display:none}.seg .chip{flex:0 0 auto}
.act{display:block}.act h3 a{color:inherit;text-decoration:none}.act h3 a:hover{text-decoration:underline}
.meta{display:flex;flex-wrap:wrap;gap:.35rem;margin:.35rem 0}
.tag{font-size:.78rem;padding:.12rem .5rem;border-radius:6px;background:#f0efe9;color:#3d4a4c;border:1px solid #e5e3db}
.tag.draft{background:var(--warn-bg);color:var(--warn);border-color:#efd9a8;font-weight:700}
.tag.free{background:var(--soft);color:var(--accent);border-color:#cfe0dc}
.why{margin:.5rem 0 .2rem;padding-left:1.1rem;font-size:.9rem;color:#2f3d3f}.why li{margin:.1rem 0}
dl.kv{display:grid;grid-template-columns:auto 1fr;gap:.3rem .9rem;margin:.5rem 0;font-size:.93rem}dl.kv dt{color:var(--muted)}dl.kv dd{margin:0}
.list{list-style:none;margin:0;padding:0}.list>li{display:flex;gap:.6rem;align-items:center;justify-content:space-between;padding:.7rem 0;border-bottom:1px solid var(--line)}.list>li:last-child{border-bottom:0}
.list .t{flex:1;min-width:0}.list .t b{display:block;font-weight:600;overflow-wrap:anywhere}
.big{font-size:2rem;font-weight:700;line-height:1}
.kids{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:.75rem}
.kid{display:block;text-decoration:none;color:inherit}.kid .card{margin:0;height:100%}
.bar{height:8px;background:#ecebe5;border-radius:99px;overflow:hidden;margin:.4rem 0}.bar i{display:block;height:100%;background:var(--accent)}
.subtabs{display:flex;gap:.4rem;margin:.2rem 0 1rem;overflow-x:auto}.subtabs a{flex:0 0 auto;min-height:44px;display:inline-flex;align-items:center;padding:.4rem 1rem;border-radius:99px;border:1px solid var(--line);text-decoration:none;color:var(--ink);background:#fff;font-weight:600}
.subtabs a[aria-current=page]{background:var(--ink);color:#fff;border-color:var(--ink)}
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:10;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabs-in{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(5,1fr)}
.tabs a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:64px;text-decoration:none;color:var(--muted);font-size:.74rem;font-weight:600}
.tabs a svg{width:24px;height:24px}.tabs a[aria-current=page]{color:var(--accent)}
.sheet{position:fixed;inset:0;z-index:40;background:rgba(20,28,30,.45);display:flex;align-items:flex-end;justify-content:center}
.sheet[hidden]{display:none}.sheet .panel{background:#fff;width:100%;max-width:560px;border-radius:18px 18px 0 0;padding:1.1rem 1rem calc(1rem + env(safe-area-inset-bottom));max-height:88vh;overflow:auto}
@media(min-width:700px){.sheet{align-items:center}.sheet .panel{border-radius:18px}}
.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:12px;font-size:.92rem;opacity:0;pointer-events:none;transition:opacity .2s;z-index:60;max-width:92vw}
.toast.on{opacity:1}
.hero{padding:1.2rem 0 .4rem}.hero h1{font-size:1.8rem}
.auth{max-width:440px}
.loading{color:var(--muted)}
.ledger .pos{color:#1f6b3a;font-weight:700}.ledger .neg{color:var(--bad);font-weight:700}.ledger .rev{color:var(--muted)}
.empty{padding:1.2rem;text-align:center;color:var(--muted)}
.price{display:grid;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.price .card{margin:0}
table.sheet-t{border-collapse:collapse}
/* print view */
.printpage{background:#fff;color:#000;border:1px solid var(--line);border-radius:8px;padding:1.2rem;margin:.75rem 0}
.printpage h2{margin-top:0}.printpage svg{width:100%;height:auto;display:block}
.ws-head{display:flex;justify-content:space-between;gap:1rem;font-size:.9rem;border-bottom:1px solid #000;padding-bottom:.4rem;margin-bottom:.8rem}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);border:3px solid #000;max-width:300px;margin:.5rem auto 1.2rem}
.grid4 div{aspect-ratio:1;display:grid;place-items:center;font-size:1.6rem;font-weight:700;border:1px solid #777}
.grid4 div:nth-child(4n+2){border-right:3px solid #000}.grid4 div:nth-child(n+5):nth-child(-n+8){border-bottom:3px solid #000}
.ws{display:grid;grid-template-columns:repeat(10,1fr);max-width:420px;margin:.5rem auto;border:2px solid #000}
.ws div{aspect-ratio:1;display:grid;place-items:center;font-weight:700;font-size:1.05rem;font-family:ui-monospace,Menlo,monospace}
.ws div.hit{background:#d9d9d9;outline:1px solid #000}
.logic{border-collapse:collapse;margin:.6rem auto;font-size:.95rem}.logic th,.logic td{border:1px solid #000;padding:.35rem .5rem;text-align:center;min-width:2.3rem}.logic td{height:2.3rem}
.answers{page-break-before:always;break-before:page}
@media print{
  body{background:#fff}.top,.tabs,.noprint,.toast,.sheet{display:none!important}#app{padding:0}main{max-width:none;padding:0}
  .printpage{border:0;padding:0;margin:0}.card{border:0}
  @page{margin:14mm}
}
@media(max-width:360px){main{padding:.75rem}h1{font-size:1.32rem}.btn{padding:.55rem .85rem}.tabs a{font-size:.68rem}.top .fam{display:none}}