/* Clube de Vantagem Tô no Vale — estética mobile-first, identidade regional do Vale.
   Verde mata + ouro (a moeda Vale$). Leve, sem framework. */
:root{
  --verde:#15795a; --verde-2:#0f5a43; --verde-claro:#e3f1ea;
  --ouro:#e29a2b; --ouro-2:#c9831c;
  --tinta:#152019; --cinza:#5d6b64; --linha:#e2e8e3;
  --bg:#eef2ee; --surf:#ffffff; --erro:#c0392b; --ok:#1f8a4c;
  --r:16px; --sombra:0 4px 18px rgba(15,40,30,.08);
  --max:480px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--tinta);line-height:1.45;
  max-width:var(--max);margin:0 auto;min-height:100vh;position:relative;padding-bottom:76px}
h1,h2,h3{font-family:'Fraunces','Georgia',serif;margin:.2em 0;line-height:1.15}
a{color:var(--verde)}
.hidden{display:none!important}

/* topo */
.topo{background:linear-gradient(135deg,var(--verde),var(--verde-2));color:#fff;
  padding:18px 18px 16px;border-radius:0 0 22px 22px;box-shadow:var(--sombra)}
.topo .marca{font-family:'Fraunces',serif;font-weight:700;font-size:1.15rem;letter-spacing:.2px;display:flex;align-items:center;gap:8px}
.topo .marca .pin{background:var(--ouro);color:#3a2607;border-radius:50%;width:26px;height:26px;display:grid;place-items:center;font-size:.8rem;font-weight:800}

/* carteira / saldo */
.carteira{margin:16px;background:var(--surf);border-radius:var(--r);box-shadow:var(--sombra);
  padding:20px;text-align:center;position:relative;overflow:hidden}
.carteira:before{content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;
  background:radial-gradient(circle,var(--verde-claro),transparent 70%);border-radius:50%}
.saldo-num{font-family:'Fraunces',serif;font-size:2.6rem;font-weight:700;color:var(--verde);line-height:1}
.saldo-moeda{color:var(--ouro-2);font-weight:800}
.saldo-lbl{color:var(--cinza);font-size:.82rem;text-transform:uppercase;letter-spacing:.6px;margin-top:4px}
.chips{display:flex;gap:8px;justify-content:center;margin-top:14px;flex-wrap:wrap}
.chip{background:var(--verde-claro);color:var(--verde-2);border-radius:999px;padding:5px 12px;font-size:.78rem;font-weight:600;display:inline-flex;gap:6px;align-items:center}
.chip.nivel{background:#fdf2dd;color:var(--ouro-2)}

/* cards / listas */
.sec{margin:18px 16px}
.sec h2{font-size:1.15rem}
.card{background:var(--surf);border-radius:var(--r);box-shadow:var(--sombra);padding:15px;margin-bottom:12px}
.card .titulo{font-weight:700}
.card .meta{color:var(--cinza);font-size:.85rem;margin-top:2px}
.card .recompensa{color:var(--ouro-2);font-weight:800;white-space:nowrap}
.linha{display:flex;justify-content:space-between;align-items:center;gap:12px}
.extrato-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--linha);font-size:.9rem}
.extrato-item:last-child{border-bottom:0}
.val-pos{color:var(--ok);font-weight:700}
.val-neg{color:var(--erro);font-weight:700}

/* botões / form */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--verde);color:#fff;border:0;border-radius:12px;padding:13px 18px;
  font-size:1rem;font-weight:700;cursor:pointer;width:100%;transition:.15s}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.55}
.btn.ouro{background:var(--ouro);color:#3a2607}
.btn.ghost{background:transparent;color:var(--verde);border:1.5px solid var(--verde)}
.btn.pequeno{width:auto;padding:9px 14px;font-size:.88rem}
.campo{width:100%;padding:13px 14px;border:1.5px solid var(--linha);border-radius:12px;font-size:1rem;margin:6px 0;background:#fff}
.campo:focus{outline:none;border-color:var(--verde)}
label{font-size:.85rem;color:var(--cinza);font-weight:600}

/* nav inferior */
.nav{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:var(--max);
  background:#fff;border-top:1px solid var(--linha);display:flex;justify-content:space-around;
  padding:8px 0 12px;z-index:20}
.nav button{background:none;border:0;color:var(--cinza);font-size:.7rem;font-weight:600;
  display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;padding:4px 10px}
.nav button .ic{font-size:1.25rem;line-height:1}
.nav button.ativo{color:var(--verde)}

/* telas auxiliares */
.centro{min-height:70vh;display:flex;flex-direction:column;justify-content:center;padding:24px}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:90px;background:var(--tinta);color:#fff;
  padding:11px 16px;border-radius:12px;font-size:.9rem;z-index:50;max-width:90%;text-align:center;box-shadow:var(--sombra)}
.toast.err{background:var(--erro)}
.codigo-resgate{font-family:'Fraunces',serif;font-size:2.4rem;letter-spacing:6px;color:var(--verde);text-align:center;font-weight:700}
.vazio{color:var(--cinza);text-align:center;padding:24px;font-size:.92rem}
.mut{color:var(--cinza);font-size:.85rem}
.center{text-align:center}
.mt{margin-top:14px}