/* Forms scoped to the cubic-feet family. Colors follow CalcPebble's theme. */
body[data-engine="cf-page"] .calculator-input { min-width: 0; }
.cf-form-intro { margin-bottom: 24px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); }
.cf-form-tag { color: var(--green); font-size: 9px; font-weight: 650; letter-spacing: .13em; }
.cf-form-intro p { margin: 6px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.cf-fields { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.cf-field { min-width: 0; }
.cf-field[hidden] { display: none; }
.cf-field > label { display: block; margin-bottom: 7px; font-size: 12px; font-weight: 600; line-height: 1.55; }
.cf-field input,.cf-field select { width: 100%; min-width: 0; height: 42px; margin: 0; padding: 9px 10px; border: 1px solid var(--line); border-radius: 7px; background: var(--bg); color: var(--ink); font: inherit; font-size: 13px; }
.cf-field input:focus-visible,.cf-field select:focus-visible,.cf-remove:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
.cf-field small { display: block; margin-top: 6px; font-size: 10px; color: var(--muted); line-height: 1.65; }
.cf-dimension { display: grid; grid-template-columns: minmax(0,1fr) 65px; gap: 5px; }
.cf-number { display: flex; gap: 6px; align-items: center; }
.cf-suffix { flex-shrink: 0; color: var(--muted); font-size: 11px; }
.cf-components { margin-top: 25px; }
.cf-components > h3 { margin: 0 0 5px; font-size: 15px; }
.cf-row { position: relative; min-width: 0; border: 1px solid var(--line); border-radius: 10px; margin: 18px 0 12px; padding: 20px 15px 15px; }
.cf-row legend { padding: 0 5px; font-size: 10px; color: var(--muted); letter-spacing: .06em; }
.cf-remove { position: absolute; right: 10px; top: -11px; padding: 2px 5px; background: var(--paper); border: 0; color: var(--muted); font-size: 10px; }
.cf-row-meta { margin-bottom: 16px; }
.cf-answer { overflow-wrap: anywhere; font-size: clamp(30px,3.3vw,48px); }
.cf-answer > span { font-size: 17px; }
.cf-metrics { margin: 22px 0; grid-template-columns: repeat(2,minmax(0,1fr)); }
.cf-metrics .metric { min-width: 0; }
.cf-metrics strong { display: block; overflow-wrap: anywhere; font-size: 16px; line-height: 1.5; }
.cf-working { padding-left: 19px; font-size: 12px; line-height: 1.9; overflow-wrap: anywhere; }
.cf-working > li { margin-bottom: 7px; }
.cf-result-note,.cf-rounding { font-size: 11px; line-height: 1.9; }
.cf-rounding { opacity: .75; }
.cf-method-sources { margin-top: 25px; font-size: 12px; line-height: 1.8; }
.cf-method-sources ul { padding-left: 20px; }
@media(max-width: 640px) { .cf-fields { grid-template-columns: minmax(0,1fr); gap: 14px; } .cf-metrics { grid-template-columns: minmax(0,1fr); } }
@media print { .cf-remove,#cf-add-row,.cf-family { display: none; } }