:root {
  --bg: #12161c;
  --card: #1a1f27;
  --card2: #222833;
  --txt: #e8e6e1;
  --dim: #9aa3ae;
  --ouro: #c9a34a;
  --verde: #3fb27f;
  --vermelho: #e0574f;
  --linha: #2c333f;
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
body {
  background: var(--bg); color: var(--txt);
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px; line-height: 1.5;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
}
.app { max-width: 680px; margin: 0 auto; padding: 16px 16px 40px; }
h1 { font-size: 20px; font-weight: 700; letter-spacing: -.3px; }
h2 { font-size: 15px; font-weight: 700; color: var(--ouro); margin: 22px 0 10px; text-transform: uppercase; letter-spacing: 1.2px; }
small, .dim { color: var(--dim); }
a { color: var(--ouro); }

.card { background: var(--card); border: 1px solid var(--linha); border-radius: 14px; padding: 16px; margin-bottom: 12px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > * { flex: 1 1 120px; }
.kpi { background: var(--card2); border-radius: 12px; padding: 12px; text-align: center; }
.kpi b { display: block; font-size: 22px; color: var(--ouro); }
.kpi span { font-size: 11px; color: var(--dim); text-transform: uppercase; letter-spacing: .8px; }

button, .btn {
  display: inline-block; width: 100%; border: 0; border-radius: 12px; cursor: pointer;
  background: var(--ouro); color: #1a1408; font-weight: 700; font-size: 16px;
  padding: 14px; text-align: center; font-family: inherit;
}
button.sec { background: transparent; color: var(--txt); border: 1px solid var(--linha); }
button.ghost { background: transparent; color: var(--dim); border: 0; font-weight: 500; font-size: 14px; }
button:disabled { opacity: .45; cursor: default; }

input {
  width: 100%; padding: 14px; border-radius: 12px; border: 1px solid var(--linha);
  background: var(--card2); color: var(--txt); font-size: 16px; font-family: inherit; margin-bottom: 10px;
}

.alt {
  display: flex; gap: 10px; align-items: flex-start; width: 100%; text-align: left;
  background: var(--card2); border: 1px solid var(--linha); color: var(--txt);
  border-radius: 12px; padding: 13px; margin-bottom: 8px; font-size: 15px; font-weight: 400; line-height: 1.4;
}
.alt .letra {
  flex: 0 0 24px; height: 24px; border-radius: 6px; background: var(--linha);
  display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; color: var(--dim);
}
.alt.sel { border-color: var(--ouro); background: #2a2314; }
.alt.sel .letra { background: var(--ouro); color: #1a1408; }
.alt.right { border-color: var(--verde); background: #13291f; }
.alt.wrong { border-color: var(--vermelho); background: #2b1615; }

.bar { height: 8px; background: var(--linha); border-radius: 99px; overflow: hidden; margin-top: 6px; }
.bar > i { display: block; height: 100%; background: var(--ouro); border-radius: 99px; }
.bar.verde > i { background: var(--verde); }
.linha-gap { display: flex; justify-content: space-between; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--linha); font-size: 14px; }
.linha-gap:last-child { border-bottom: 0; }
.linha-gap b { color: var(--ouro); }

.prog { display: flex; gap: 4px; margin-bottom: 16px; }
.prog i { flex: 1; height: 5px; border-radius: 99px; background: var(--linha); }
.prog i.on { background: var(--ouro); }

.tag { display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: .8px;
       background: var(--card2); color: var(--dim); padding: 3px 8px; border-radius: 6px; margin-right: 6px; }
.nav { display: flex; gap: 8px; margin-top: 18px; }
.nav button { flex: 1; }
.centro { text-align: center; }
.grande { font-size: 42px; font-weight: 800; color: var(--ouro); line-height: 1; }
.erro { color: var(--vermelho); font-size: 14px; margin-bottom: 10px; }
.ok { color: var(--verde); }