:root{
  --bg: #0f172a;
  --card: #111827;
  --muted: #94a3b8;
  --text: #e5e7eb;
  --accent: #22d3ee;
  --accent2: #a78bfa;
  --success: #34d399;
  --chip-mv: #0ea5e9;
  --chip-pp: #10b981;
}
*{ box-sizing: border-box; }
body{
  margin:0; background:var(--bg); color:var(--text); font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}
.container{ max-width:1100px; margin:0 auto; padding:20px; }
.header{ display:flex; align-items:baseline; justify-content:space-between; gap:12px; flex-wrap:wrap; }
h1{ font-size:28px; margin:0; letter-spacing:.5px; }
.meta{ color:var(--muted); }
.cards-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:18px; }
@media (max-width: 800px){
  .cards-row{ grid-template-columns:1fr; }
}
.card{
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border:1px solid rgba(255,255,255,.08);
  border-radius:16px; padding:18px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.card h2{ margin:0 0 10px 0; font-size:20px; }
.input-group{ display:flex; flex-direction:column; gap:8px; margin-bottom:12px; }
label{ color:var(--muted); font-size:14px; }
input[type=number]{
  width:100%; padding:14px 16px; border-radius:12px; border:1px solid rgba(255,255,255,.12);
  background:#0b1220; color:var(--text); font-size:16px; outline:none;
}
.btn{
  padding:14px 18px; border-radius:14px; border:1px solid rgba(255,255,255,.15);
  background:linear-gradient(90deg, var(--accent), var(--accent2));
  color:#0b0f1a; font-weight:700; cursor:pointer; transition: transform .03s;
}
.btn.big{ width:100%; font-size:18px; }
.btn.primary{ background:linear-gradient(90deg, var(--success), var(--accent2)); }
.btn:active{ transform: scale(0.99); }
.result{ margin-top:12px; border-top:1px dashed rgba(255,255,255,.12); padding-top:10px; }
.result-line{ display:flex; justify-content:space-between; font-size:16px; }
.money{ font-weight:700; }
.summary{ margin-top:18px; background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); border:1px solid rgba(255,255,255,.1); border-radius:16px; padding:16px; }
.chip{
  display:inline-block; padding:8px 12px; border-radius:999px; background:#222a3f; color:#cbd5e1; margin-bottom:12px; font-size:14px;
  border:1px solid rgba(255,255,255,.08);
}
.summary-grid{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.summary-item{ background:#0b1220; border:1px solid rgba(255,255,255,.08); border-radius:12px; padding:14px; }
.label{ color:var(--muted); font-size:14px; }
.value{ font-size:20px; font-weight:800; }
.value.big{ font-size:24px; }
.footer{ margin-top:20px; color:var(--muted); font-size:13px; display:flex; justify-content:space-between; }