:root{
  --bg:#0b0f17;
  --card:#111827;
  --muted:#94a3b8;
  --text:#e5e7eb;
  --accent:#22c55e;
  --border:rgba(148,163,184,.18);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 20% -10%, rgba(34,197,94,.18), transparent 55%),
              radial-gradient(900px 600px at 100% 0%, rgba(59,130,246,.16), transparent 50%),
              var(--bg);
  color:var(--text);
}

.container{
  width:min(1100px, 92vw);
  margin: 0 auto;
  padding: 18px 0;
}

.brand{
  display:flex;
  gap:14px;
  align-items:center;
}

.logo{
  width:44px;height:44px;border-radius:12px;
  display:grid;place-items:center;
  background: rgba(34,197,94,.16);
  border:1px solid rgba(34,197,94,.35);
  box-shadow: var(--shadow);
  font-weight:800;
  color: var(--accent);
}

h1{margin:0;font-size:1.45rem;letter-spacing:.2px}
.subtitle{margin:.25rem 0 0;color:var(--muted);font-size:.95rem}

.grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:16px;
  padding-bottom: 24px;
}
@media (max-width: 900px){
  .grid{grid-template-columns:1fr}
  .span2{grid-column:auto}
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent 50%) , var(--card);
  border:1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.card h2{margin:0 0 12px;font-size:1.1rem}
.card h3{margin:14px 0 8px;font-size:1rem;color: #dbeafe}
.span2{grid-column: 1 / -1}

.field{margin: 12px 0}
label{display:block;margin-bottom:6px;color:#dbeafe;font-weight:600;font-size:.92rem}
small{display:block;margin-top:6px;color:var(--muted);font-size:.85rem}

.row{display:flex;gap:8px;align-items:center}
input, select, button{
  font: inherit;
}
input, select{
  width:100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(2,6,23,.45);
  color: var(--text);
  outline:none;
}
select{width:auto}
input:focus, select:focus{
  border-color: rgba(34,197,94,.55);
  box-shadow: 0 0 0 4px rgba(34,197,94,.10);
}
.unit{
  min-width: 40px;
  text-align:center;
  color: var(--muted);
  font-weight: 700;
}

.toggle{
  display:flex;
  border:1px solid var(--border);
  border-radius: 14px;
  padding: 4px;
  background: rgba(2,6,23,.35);
  gap:4px;
}
.tab{
  flex:1;
  padding: 9px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  cursor:pointer;
}
.tab.active{
  background: rgba(34,197,94,.16);
  color: var(--text);
  border-color: rgba(34,197,94,.35);
}

.actions{
  display:flex;
  gap:10px;
  margin-top: 14px;
}
button{
  border-radius: 12px;
  padding: 10px 12px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor:pointer;
}
button:hover{border-color: rgba(34,197,94,.35)}
button.secondary{
  background: rgba(2,6,23,.35);
}

.kpis{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.kpi{
  padding: 12px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(2,6,23,.30);
}
.kpi-label{
  color: var(--muted);
  font-size: .84rem;
  margin-bottom: 6px;
}
.kpi-value{
  font-size: 1.22rem;
  font-weight: 900;
  letter-spacing: .2px;
}

.divider{
  height:1px;
  background: var(--border);
  margin: 14px 0;
}

.breakdown{
  margin: 0;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
@media (max-width: 540px){
  .kpis, .breakdown{grid-template-columns:1fr}
}
.breakdown > div{
  padding: 12px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(2,6,23,.24);
}
dt{color: var(--muted); font-size: .84rem; margin-bottom: 6px}
dd{margin:0;font-weight:800}

.note{
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  background: rgba(34,197,94,.10);
  border: 1px solid rgba(34,197,94,.25);
  color: #dcfce7;
}
.bullets{margin: 0 0 12px 18px; color: #e2e8f0}
.bullets li{margin: 8px 0}
code{
  background: rgba(2,6,23,.45);
  border:1px solid var(--border);
  padding: 1px 6px;
  border-radius: 8px;
}
.callout{
  border:1px solid rgba(59,130,246,.25);
  background: rgba(59,130,246,.10);
  border-radius: 14px;
  padding: 12px;
  color: #dbeafe;
}
.callout-title{
  font-weight: 900;
  margin-bottom: 6px;
}
.footer{
  padding-top: 0;
  padding-bottom: 28px;
  color: var(--muted);
  font-size: .9rem;
}
.hidden{display:none}