.page-title {
  color: var(--muted);
  font-size: 13px;
}

a.logo {
  color: var(--accent);
  text-decoration: none;
  font-size: 18px;
  font-weight: 700;
}

/* Inputs */
.input-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.input-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.input-group h3 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--accent);
  margin-bottom: 2px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  color: var(--muted);
}

.hint {
  color: #555d68;
  font-size: 11px;
}

input[type="number"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  padding: 7px 10px;
  width: 100%;
  outline: none;
  transition: border-color 0.15s;
}

input[type="number"]:focus {
  border-color: var(--accent);
}

#run-btn {
  margin-top: auto;
  background: var(--accent);
  color: #0d1117;
  border: none;
  border-radius: 8px;
  padding: 11px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  width: 100%;
  transition: opacity 0.15s;
}

#run-btn:hover { opacity: 0.85; }
#run-btn:active { opacity: 0.7; }
#run-btn.loading { opacity: 0.5; cursor: default; }

/* Stat row */
.stat-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}

.stat-card .label {
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  margin-bottom: 6px;
}

.stat-card .value {
  font-size: 20px;
  font-weight: 700;
}

.stat-card .sub {
  color: var(--muted);
  font-size: 11px;
  margin-top: 3px;
}

.risk-low    { color: var(--green); }
.risk-medium { color: #e3b341; }
.risk-high   { color: var(--red); }

/* Charts */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.chart-sub {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 14px;
  margin-top: -8px;
}

canvas {
  max-height: 260px;
}

@media (max-width: 900px) {
  .input-grid { grid-template-columns: 1fr 1fr; }
  .stat-row   { grid-template-columns: 1fr 1fr; }
  .charts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .input-grid { grid-template-columns: 1fr; }
  .stat-row   { grid-template-columns: 1fr; }
}