/* Old Dad TX — ring designer (preview prototype) */
.rd-wrap { padding: 1.5rem 0 4rem; }
.rd-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 1.75rem; align-items: start; margin-top: 1.25rem; }
.rd-stage { position: sticky; top: calc(var(--header-h) + 12px); }
.rd-canvas {
  position: relative; width: 100%; aspect-ratio: 1 / 1; max-height: 78vh; min-height: 300px;
  background: radial-gradient(ellipse at 50% 30%, #14304a 0%, #0a1c2c 55%, #04121F 100%);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.rd-canvas canvas { display: block; width: 100% !important; height: 100% !important; cursor: grab; touch-action: pan-y; }
.rd-canvas canvas:active { cursor: grabbing; }
.rd-fallback { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 2rem; gap: .5rem; }
.rd-fallback[hidden] { display: none; }
.rd-fallback h2 { font-size: 1.15rem; margin: 0; }
.rd-fallback p { max-width: 34ch; color: rgba(242,238,232,.75); font-size: .95rem; margin: 0; }
.rd-toolbar { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }
.rd-toolbar[hidden], .rd-hint[hidden] { display: none; }
.rd-mini { min-height: 40px; padding: .5rem .9rem; font-size: .66rem; letter-spacing: .16em; }
.rd-hint { margin: .5rem 0 0; font-size: .8rem; color: rgba(242,238,232,.55); }
.rd-engrave { margin-top: .75rem; padding: .7rem 1rem; border: 1px dashed var(--line); display: flex; flex-wrap: wrap; align-items: baseline; gap: .4rem 1rem; }
.rd-engrave-label { font-family: var(--font-ui); font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gold); }
.rd-engrave-text { font-family: "Cormorant Garamond", Georgia, serif; font-style: italic; font-size: 1.35rem; color: var(--ivory); overflow-wrap: anywhere; }

.rd-panel { display: flex; flex-direction: column; gap: 1.25rem; }
.rd-field { border: 0; margin: 0; padding: 0; min-width: 0; }
.rd-field legend, .rd-field > label, .rd-row > label {
  display: flex; justify-content: space-between; align-items: baseline; gap: .75rem; width: 100%;
  font-family: var(--font-ui); font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold);
  margin-bottom: .6rem; padding: 0;
}
.rd-field output, .rd-field .rd-small { font-family: var(--font-body); letter-spacing: .02em; text-transform: none; color: var(--ivory); font-size: .9rem; }
.rd-small { font-size: .82rem; color: rgba(242,238,232,.6); margin: .4rem 0 0; }
.rd-opts { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: .5rem; }
.rd-shapes { grid-template-columns: repeat(auto-fill, minmax(86px, 1fr)); }
.rd-metals { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.rd-opt { position: relative; display: block; cursor: pointer; }
.rd-opt input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; cursor: pointer; margin: 0; }
.rd-card {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .35rem; text-align: center;
  min-height: 52px; height: 100%; padding: .6rem .5rem; border: 1px solid var(--line-soft); border-radius: var(--radius);
  background: rgba(255,255,255,.02); color: var(--ivory); transition: border-color .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
}
.rd-metals .rd-card { flex-direction: row; justify-content: flex-start; gap: .6rem; text-align: left; }
.rd-lbl { font-family: var(--font-ui); font-size: .72rem; letter-spacing: .06em; line-height: 1.3; }
.rd-opt:hover .rd-card { border-color: var(--gold-dim); }
.rd-opt input:checked + .rd-card { border-color: var(--gold); background: rgba(217,164,65,.12); color: var(--gold-soft); box-shadow: inset 0 0 0 1px var(--gold); }
.rd-opt input:focus-visible + .rd-card { outline: 2px solid var(--gold-soft); outline-offset: 2px; }
.rd-sw { width: 22px; height: 22px; border-radius: 50%; flex: none; background: radial-gradient(circle at 30% 30%, #fff8, transparent 45%), var(--c); border: 1px solid rgba(255,255,255,.35); }
.rd-field input[type=range] { width: 100%; accent-color: var(--gold); min-height: 32px; }
.rd-field select, .rd-field input[type=text], .rd-row input, .rd-quote textarea {
  width: 100%; min-height: 48px; padding: .7rem .9rem; font: inherit; font-size: 1rem; color: var(--ivory);
  background: rgba(255,255,255,.04); border: 1px solid var(--line-soft); border-radius: var(--radius);
}
.rd-field select option { color: #111; }
.rd-field select:focus, .rd-field input:focus, .rd-row input:focus, .rd-quote textarea:focus { outline: 2px solid var(--gold-soft); outline-offset: 1px; border-color: var(--gold); }

.rd-summary { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2rem; margin-top: 2.5rem; padding: 1.75rem; border: 1px solid var(--line); background: rgba(255,255,255,.02); }
.rd-summary h2, .rd-quote h3 { margin: .2rem 0 0; }
.rd-dl { margin: 0; display: grid; gap: .5rem; }
.rd-dl > div { display: grid; grid-template-columns: 9.5rem 1fr; gap: .75rem; padding: .45rem 0; border-bottom: 1px solid var(--line-soft); }
.rd-dl dt { font-family: var(--font-ui); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gold); padding-top: .2rem; }
.rd-dl dd { margin: 0; overflow-wrap: anywhere; }
.rd-note { font-size: .9rem; color: rgba(242,238,232,.75); border-left: 2px solid var(--gold); padding-left: .8rem; margin: 1rem 0 0; }
.rd-quote { border-left: 1px solid var(--line); padding-left: 2rem; }
.rd-quote[hidden] { display: none; }
.rd-row { margin-bottom: 1rem; }
.rd-quote textarea { resize: vertical; font-size: .88rem; line-height: 1.5; min-height: 150px; }

@media (max-width: 900px) {
  .rd-grid { grid-template-columns: 1fr; }
  .rd-stage { position: static; }
  .rd-canvas { aspect-ratio: 1 / 1; max-height: 70vh; }
  .rd-summary { grid-template-columns: 1fr; padding: 1.25rem; }
  .rd-quote { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 1.5rem; }
}
@media (max-width: 520px) {
  .rd-dl > div { grid-template-columns: 1fr; gap: .1rem; }
  .rd-opts { grid-template-columns: repeat(2, 1fr); }
  .rd-shapes { grid-template-columns: repeat(4, 1fr); }
  .rd-metals { grid-template-columns: repeat(2, 1fr); }
  .rd-canvas { min-height: 280px; }
}
@media (prefers-reduced-motion: reduce) { .rd-card { transition: none; } }