/* ============================================================
   Build It Like Your Business — editable ROI calculator
   Shared widget for /verify and /transaction-harness
   ============================================================ */

.bilyb-section {
  background: linear-gradient(180deg, rgba(235,166,40, 0.04), rgba(11, 14, 20, 0.0));
  border-top: 1px solid rgba(235,166,40, 0.18);
  border-bottom: 1px solid rgba(235,166,40, 0.18);
  padding: 56px 0 64px;
  margin: 0 0 32px;
}

.bilyb-section .wrap { max-width: 1180px; margin: 0 auto; padding: 0 28px; }

.bilyb-eyebrow {
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #EBA628;
  margin: 0 0 12px;
}
.bilyb-section h2 {
  font-family: var(--font-display, "Inter Tight", "Inter", sans-serif);
  font-size: 32px;
  line-height: 1.18;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: #f4f6fa;
  margin: 0 0 10px;
}
.bilyb-section .lead {
  font-size: 16px;
  line-height: 1.55;
  color: rgba(232, 237, 243, 0.78);
  max-width: 880px;
  margin: 0 0 28px;
}

.bilyb-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 24px;
}
@media (max-width: 980px) { .bilyb-grid { grid-template-columns: 1fr; } }

.bilyb-card {
  background: rgba(20, 24, 33, 0.72);
  border: 1px solid rgba(235,166,40, 0.20);
  border-radius: 10px;
  padding: 22px 24px 26px;
}
.bilyb-card.is-output {
  background: linear-gradient(180deg, rgba(235,166,40, 0.06), rgba(11, 14, 20, 0.4));
  border-color: rgba(235,166,40, 0.34);
}
.bilyb-card-eyebrow {
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(232, 237, 243, 0.55);
  margin: 0 0 6px;
}
.bilyb-card h3 {
  font-family: var(--font-display, "Inter Tight", "Inter", sans-serif);
  font-size: 19px;
  font-weight: 700;
  color: #f4f6fa;
  margin: 0 0 16px;
}

/* Checkbox rows */
.bilyb-row {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 0;
  border-top: 1px solid rgba(232, 237, 243, 0.06);
}
.bilyb-row:first-of-type { border-top: 0; }
.bilyb-row input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border-radius: 4px;
  border: 1.5px solid rgba(235,166,40, 0.55);
  background: rgba(11, 14, 20, 0.4);
  cursor: pointer;
  position: relative;
  transition: all 0.15s ease;
}
.bilyb-row input[type="checkbox"]:checked {
  background: #EBA628;
  border-color: #EBA628;
}
.bilyb-row input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px; top: 1px;
  width: 5px; height: 10px;
  border: solid #0b0e14;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.bilyb-row label {
  display: block;
  cursor: pointer;
}
.bilyb-row .row-title {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: #f4f6fa;
  letter-spacing: 0.005em;
  margin-bottom: 4px;
}
.bilyb-row .row-help {
  display: block;
  font-size: 12.5px;
  color: rgba(232, 237, 243, 0.6);
  line-height: 1.45;
}
.bilyb-row .row-input {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.bilyb-row.is-disabled .row-input { opacity: 0.4; pointer-events: none; }
.bilyb-row input[type="number"],
.bilyb-row input[type="text"],
.bilyb-row select {
  background: rgba(11, 14, 20, 0.7);
  border: 1px solid rgba(232, 237, 243, 0.16);
  color: #f4f6fa;
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 13px;
  padding: 7px 10px;
  border-radius: 5px;
  min-width: 110px;
}
.bilyb-row input[type="number"]:focus,
.bilyb-row input[type="text"]:focus,
.bilyb-row select:focus {
  outline: none;
  border-color: rgba(235,166,40, 0.55);
}
.bilyb-row .unit {
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 11.5px;
  color: rgba(232, 237, 243, 0.5);
  letter-spacing: 0.06em;
}

/* Output card */
.bilyb-out-headline {
  font-family: var(--font-display, "Inter Tight", "Inter", sans-serif);
  font-size: 21px;
  font-weight: 700;
  color: #f4f6fa;
  line-height: 1.3;
  margin: 0 0 14px;
}
.bilyb-out-headline strong { color: #EBA628; }

.bilyb-frame3 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 18px 0 14px;
}
@media (max-width: 600px) { .bilyb-frame3 { grid-template-columns: 1fr; } }
.bilyb-tile {
  background: rgba(11, 14, 20, 0.5);
  border: 1px solid rgba(235,166,40, 0.18);
  border-radius: 8px;
  padding: 12px 14px;
}
.bilyb-tile.is-headline {
  border-color: rgba(235,166,40, 0.5);
  background: linear-gradient(180deg, rgba(235,166,40, 0.08), rgba(11, 14, 20, 0.5));
  grid-column: span 2;
}
@media (max-width: 600px) { .bilyb-tile.is-headline { grid-column: span 1; } }
.bilyb-tile .tile-label {
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(232, 237, 243, 0.55);
  margin: 0 0 6px;
}
.bilyb-tile .tile-val {
  font-family: var(--font-display, "Inter Tight", "Inter", sans-serif);
  font-size: 22px;
  font-weight: 700;
  color: #f4f6fa;
  letter-spacing: -0.005em;
  line-height: 1.15;
}
.bilyb-tile .tile-sub {
  display: block;
  font-size: 12px;
  color: rgba(232, 237, 243, 0.65);
  margin-top: 4px;
  line-height: 1.4;
}
.bilyb-tile.is-headline .tile-val { color: #EBA628; font-size: 26px; }

.bilyb-cfo {
  background: rgba(11, 14, 20, 0.55);
  border-left: 3px solid #EBA628;
  padding: 14px 16px;
  border-radius: 4px;
  margin: 14px 0 0;
}
.bilyb-cfo .cfo-label {
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #EBA628;
  margin: 0 0 6px;
}
.bilyb-cfo .cfo-line {
  font-size: 14.5px;
  line-height: 1.55;
  color: rgba(232, 237, 243, 0.92);
  margin: 4px 0;
}
.bilyb-cfo .cfo-line strong { color: #f4f6fa; }

.bilyb-foot {
  margin: 18px 0 0;
  font-size: 12px;
  color: rgba(232, 237, 243, 0.5);
  line-height: 1.55;
  font-style: italic;
}
.bilyb-reset {
  background: transparent;
  border: 1px solid rgba(235,166,40, 0.4);
  color: #EBA628;
  font-family: var(--font-mono, "JetBrains Mono", monospace);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 5px;
  cursor: pointer;
  margin-top: 14px;
  transition: all 0.15s ease;
}
.bilyb-reset:hover { background: rgba(235,166,40, 0.12); color: #f4f6fa; }