/* Layout: coluna única centrada; diagrama de Nolan como peça visual principal, cartão de pergunta por etapa */
:root{
  --bg:#EEF2F1; --surface:#FFFFFF; --ink:#13222B; --muted:#5A6B72; --line:#D3DCDA;
  --accent:#0E7C66; --accent-ink:#FFFFFF; --accent-soft:#D6EDE6;
  --q-lib:#C98A12; --q-con:#2F5DA8; --q-pro:#BF4436; --q-est:#6A5A8C; --q-cen:#7A878C;
  --display:"Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body:"Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root{
  --bg:#0F1A1F; --surface:#17252C; --ink:#E6EEEC; --muted:#9AAEB2; --line:#2A3B42;
  --accent:#3DBE9D; --accent-ink:#06231C; --accent-soft:#163A33;
  --q-lib:#E5AE3E; --q-con:#6E98DF; --q-pro:#E57465; --q-est:#A693CF; --q-cen:#9AA8AD;
  color-scheme:dark}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.55;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));
  padding-block:max(28px,env(safe-area-inset-top,0px)) max(48px,env(safe-area-inset-bottom,0px))}
[hidden]{display:none!important}
img{max-width:100%}
a{color:var(--accent)}
.wrap{width:100%;max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:24px}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.1}
h1{font-size:clamp(2rem,6vw,3rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.35rem,4vw,1.75rem);font-weight:700}
p{margin:0}
.eyebrow{font-family:var(--mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--muted)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px}
.btn{font:600 1rem var(--body);border-radius:10px;padding:12px 20px;cursor:pointer;border:1px solid var(--line);background:var(--surface);color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.primary:hover{filter:brightness(1.07)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn:focus-visible,.opt:focus-visible,.chip:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.spread{justify-content:space-between}
.stack{display:flex;flex-direction:column;gap:14px}

/* intro */
.intro{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.intro > div{min-width:0;display:flex;flex-direction:column;gap:14px}
.stages-list{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.stages-list li{display:flex;gap:10px;align-items:baseline}
.stages-list b{font-family:var(--mono);font-size:.8rem;color:var(--accent);font-weight:500}
@media (max-width:640px){.intro{grid-template-columns:1fr}}

/* progresso */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.step{display:flex;flex-direction:column;gap:6px;min-width:0}
.step span{font-size:.78rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.step.on span{color:var(--ink);font-weight:600}
.bar{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .3s}

/* pergunta */
.qcount{font-family:var(--mono);font-size:.8rem;color:var(--muted)}
.ctx{font-size:.92rem;color:var(--muted);background:var(--bg);border-radius:8px;padding:10px 14px;border-left:3px solid var(--line)}
.ctx b{color:var(--ink);font-weight:600}
.statement{font-family:var(--display);font-weight:500;font-size:clamp(1.25rem,3.6vw,1.55rem);line-height:1.3;text-wrap:balance}
.opts{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.opt{font:600 .9rem var(--body);color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:10px;
  padding:12px 6px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;line-height:1.2}
.opt .dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--muted)}
.opt:hover{border-color:var(--accent)}
.opt[aria-checked="true"]{border-color:var(--accent);background:var(--accent-soft)}
.opt[aria-checked="true"] .dot{background:var(--accent);border-color:var(--accent)}
.opt .k{font-family:var(--mono);font-size:.7rem;color:var(--muted);font-weight:500}
@media (max-width:560px){.opts{grid-template-columns:1fr}.opt{flex-direction:row;justify-content:flex-start;padding:12px 14px;text-align:left}.opt .k{margin-left:auto}}
.qcard{display:flex;flex-direction:column;gap:18px}
.dots{display:flex;gap:6px;flex-wrap:wrap}
.dots button{width:12px;height:12px;border-radius:50%;border:none;padding:0;background:var(--line);cursor:pointer}
.dots button.done{background:var(--accent);opacity:.55}
.dots button.cur{background:var(--accent);opacity:1;outline:2px solid var(--accent);outline-offset:2px}

/* faixa etária */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:600 .95rem var(--body);color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:999px;padding:8px 16px;cursor:pointer}
.chip[aria-checked="true"]{border-color:var(--accent);background:var(--accent-soft)}
.privacy{font-size:.85rem;color:var(--muted);background:var(--bg);border-radius:8px;padding:12px 14px}

/* diagrama */
.nolan{width:100%;max-width:420px;height:auto;display:block;margin:0 auto}
.nolan text{font-family:var(--body);font-weight:700;font-size:14px}
.nolan .ax{font-family:var(--mono);font-size:10px;font-weight:500;fill:var(--muted)}

/* resultado */
.result-head{display:flex;flex-direction:column;gap:8px}
.badge{display:inline-flex;align-self:flex-start;align-items:center;gap:8px;font-family:var(--mono);font-size:.78rem;padding:4px 10px;border-radius:999px;border:1px solid currentColor}
.res-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}
.res-grid > div{min-width:0;display:flex;flex-direction:column;gap:16px}
@media (max-width:640px){.res-grid{grid-template-columns:1fr}}
.meter{display:flex;flex-direction:column;gap:6px}
.meter .lbls{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted)}
.meter .track{position:relative;height:10px;border-radius:5px;background:var(--line)}
.meter .fill{position:absolute;inset:0 auto 0 0;border-radius:5px}
.meter .head{display:flex;justify-content:space-between;align-items:baseline;font-weight:700}
.meter .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:500}
.stage-table{width:100%;border-collapse:collapse;font-size:.92rem}
.stage-table td{padding:8px 0;border-bottom:1px solid var(--line);vertical-align:middle}
.stage-table td:last-child{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums;width:4.5em}
.mini{height:6px;border-radius:3px;background:var(--line);position:relative;margin-top:4px}
.mini i{position:absolute;inset:0 auto 0 0;border-radius:3px;background:var(--accent)}
details{border-top:1px solid var(--line);padding-top:14px}
summary{cursor:pointer;font-weight:600}
.review{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:10px}
.review li{display:flex;justify-content:space-between;gap:12px;font-size:.92rem;border-bottom:1px dashed var(--line);padding-bottom:8px}
.review li span:first-child{min-width:0}
.review li span:last-child{font-family:var(--mono);font-size:.78rem;color:var(--muted);white-space:nowrap}
.legend{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;font-size:.9rem}
.legend div{display:flex;gap:8px;align-items:flex-start}
.legend i{flex:none;width:12px;height:12px;border-radius:3px;margin-top:5px}
@media (max-width:560px){.legend{grid-template-columns:1fr}}
.note{font-size:.82rem;color:var(--muted)}
.toast{font-size:.9rem;color:var(--accent);font-weight:600}

/* modal de compartilhar */
.modal{position:fixed;inset:0;background:rgb(0 0 0 / .6);display:flex;align-items:center;justify-content:center;z-index:20;
  padding:max(16px,env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) max(16px,env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
.modal .card{max-width:420px;width:100%;max-height:100%;overflow:auto;display:flex;flex-direction:column;gap:14px}
.modal img{display:block;width:100%;max-height:55vh;object-fit:contain;border-radius:10px;border:1px solid var(--line)}

/* estatísticas */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.kpi{display:flex;flex-direction:column;gap:2px}
.kpi b{font-family:var(--display);font-size:2rem;font-variant-numeric:tabular-nums}
.kpi span{font-size:.85rem;color:var(--muted)}
.scroll{overflow-x:auto}
.grp{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
.grp th{text-align:left;font-weight:600;font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding:6px 8px 6px 0;border-bottom:1px solid var(--line)}
.grp td{padding:10px 8px 10px 0;border-bottom:1px solid var(--line);vertical-align:middle}
.grp td.n{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
.stackbar{display:flex;height:14px;border-radius:4px;overflow:hidden;background:var(--line);min-width:180px}
.stackbar i{display:block;height:100%}
.keys{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.85rem}
.keys span{display:inline-flex;align-items:center;gap:6px}
.keys i{width:10px;height:10px;border-radius:2px;display:inline-block}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}