/* Futures calculators (templates/calculator.html, calculators.html). Builds on site.css panels. */
.calc-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 900px) { .calc-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.calc-form { display: grid; gap: 10px; padding: 0 14px 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.calc-f { display: grid; gap: 4px; font-size: 12.5px; color: var(--muted); }
.calc-f small { color: var(--dim); }
.calc-f input, .calc-f select {
  height: 34px; padding: 0 10px; border: 1px solid var(--line2); border-radius: 7px; background: var(--panel2);
  color: var(--text); font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13px; min-width: 0;
}
.calc-f input:focus, .calc-f select:focus { outline: none; border-color: var(--up); }
.calc-side { border: 0; margin: 0; padding: 0; display: flex; gap: 14px; align-items: end; font-size: 13px; }
.calc-side legend { font-size: 12.5px; color: var(--muted); padding: 0; margin-bottom: 4px; float: left; width: 100%; }
.calc-side label { display: inline-flex; gap: 5px; align-items: center; height: 34px; }
.calc-form .btn { grid-column: 1 / -1; justify-self: start; }
.calc-out { margin: 0; display: grid; gap: 1px; grid-template-columns: minmax(0, 1fr); }
.calc-out > div { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--line); }
.calc-out dt { color: var(--muted); font-size: 13px; }
.calc-out dd { margin: 0; font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13.5px; text-align: right; }
.calc-out .calc-main dd { font-size: 20px; font-weight: 600; }
.calc-out .calc-main { align-items: center; }
.calc-error, .calc-warn { margin: 0 0 10px; padding: 8px 10px; border-radius: 7px; font-size: 13px; }
.calc-error { color: var(--down); background: var(--down-bg); }
.calc-warn { margin: 10px 0 0; color: var(--warn); border: 1px solid var(--warn); }
.calc-est { margin: 12px 0 0; font-size: 12.5px; color: var(--muted); line-height: 1.5; }
.calc-notice { margin: 0; padding: 8px 12px; border: 1px solid var(--line2); border-radius: 8px; font-size: 13px; color: var(--muted); }
.calc-steps { margin: 0; padding: 0 14px 14px 34px; display: grid; gap: 6px; line-height: 1.55; font-size: 13.5px; }
.calc-formula { padding: 0 14px 14px; line-height: 1.55; font-size: 13.5px; }
.calc-formula p { margin: 0 0 8px; max-width: 120ch; }
.calc-formula code { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 12.5px; background: var(--panel2); padding: 1px 5px; border-radius: 4px; }
.calc-cards { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 900px) { .calc-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.calc-card { display: block; padding: 14px; color: inherit; text-decoration: none; }
.calc-card:hover { border-color: var(--muted); }
.calc-card h2 { font-size: 16px; margin: 0 0 6px; }
.calc-card p { margin: 0 0 8px; font-size: 13px; color: var(--muted); line-height: 1.5; }
.calc-card .calc-card-ex { color: var(--text); margin: 0; }
.calc-fills { grid-column: 1 / -1; border: 0; margin: 0; padding: 0; display: grid; gap: 6px; min-width: 0; }
.calc-fills legend { font-size: 12.5px; color: var(--muted); padding: 0; margin-bottom: 4px; }
.calc-fills legend small { color: var(--dim); }
.calc-unit { max-width: 160px; margin-bottom: 4px; }
.calc-fill { display: grid; gap: 8px; align-items: center; grid-template-columns: 22px minmax(0, 1fr) minmax(0, 1fr); }
.calc-fill[hidden] { display: none; }
.calc-fill > span:first-child { color: var(--dim); font-size: 12px; text-align: right; }
.calc-fill-h { font-size: 12px; color: var(--muted); }
.calc-fill-h small { color: var(--dim); }
.calc-fill input {
  height: 34px; padding: 0 10px; border: 1px solid var(--line2); border-radius: 7px; background: var(--panel2);
  color: var(--text); font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13px; min-width: 0; width: 100%;
  box-sizing: border-box;
}
.calc-fill input:focus { outline: none; border-color: var(--up); }
.calc-add { justify-self: start; margin-left: 30px; padding: 4px 0; border: 0; background: none; color: var(--up); font-size: 13px; cursor: pointer; }
.calc-add[hidden] { display: none; }
@media (max-width: 520px) { .calc-form { grid-template-columns: minmax(0, 1fr); } }