/* Try it on: the 3D configurator. A dark studio stage for the car, the site's white editorial panel
   beside it. Everything is scoped to .cfg; tokens and .btn come from site.css. */

.cfg { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: clamp(28px, 4vw, 56px); align-items: start; }

/* stage: stays in view while the options scroll past beside it */
.cfg__stage { position: sticky; top: 88px; height: min(calc(100svh - 112px), 760px); overflow: hidden;
  background:
    radial-gradient(60% 34% at 50% 74%, #2b2b2e 0%, rgba(43,43,46,0) 70%),
    linear-gradient(180deg, #141416 0%, #0d0d0f 58%, #070708 100%);
  color: var(--paper); }
.cfg__stage canvas { display: block; width: 100%; height: 100%; cursor: grab; outline: none; }
.cfg__stage canvas:active { cursor: grabbing; }

.cfg__load { position: absolute; inset: 0; display: grid; place-content: center; gap: 10px; text-align: center; background: #0d0d0f; transition: opacity .6s var(--ease); font: 600 .75rem/1 var(--display); font-stretch: 125%; letter-spacing: .18em; text-transform: uppercase; color: #9a9a9a; }
.cfg__load b { font-size: 2rem; letter-spacing: -.02em; color: var(--paper); font-stretch: 100%; }
.cfg__load.is-done { opacity: 0; pointer-events: none; }

.cfg__name { position: absolute; left: clamp(16px, 3vw, 32px); top: 22px; display: grid; gap: 6px; pointer-events: none; }
.cfg__name small { font: 600 .6875rem/1 var(--display); font-stretch: 125%; letter-spacing: .2em; text-transform: uppercase; color: #a3a3a3; }
.cfg__name strong { font: 800 clamp(1.5rem, 2.6vw, 2.25rem)/1 var(--display); font-stretch: 112%; letter-spacing: -.03em; }

/* camera controls: four views in one glass bar, the 360 spin toggle on its own beside it */
.cfg__ctrl { position: absolute; left: 50%; bottom: 52px; transform: translateX(-50%); display: flex; gap: 6px; max-width: calc(100% - 32px); }
.cfg__views, .cfg__spin { background: rgba(255,255,255,.08); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.12); }
.cfg__views { display: flex; gap: 2px; padding: 3px; min-width: 0; }
.cfg__views button, .cfg__spin { min-height: 44px; border: 0; color: #d6d6d6; cursor: pointer; font: 700 .6875rem/1 var(--display); font-stretch: 125%; letter-spacing: .14em; text-transform: uppercase; }
.cfg__views button { flex: 1 1 auto; min-width: 44px; padding: 0 14px; background: transparent; box-shadow: inset 0 -2px 0 transparent; transition: color .2s, box-shadow .2s; }
/* the chosen view: white text and a white rule underneath, so it never reads like the spin toggle */
.cfg__views button[aria-pressed="true"] { color: var(--paper); box-shadow: inset 0 -2px 0 var(--paper); }
.cfg__spin { display: flex; align-items: center; gap: 6px; padding: 0 14px; flex: none; }
.cfg__spin[aria-pressed="true"] { background: var(--paper); border-color: var(--paper); color: var(--ink); }
.cfg__spin[aria-pressed="true"] svg { animation: cfg-spin 2.4s linear infinite; }
@keyframes cfg-spin { to { transform: rotate(-360deg); } }
@media (hover: hover) {
  .cfg__views button:hover { color: var(--paper); background: rgba(255,255,255,.08); }
  .cfg__spin[aria-pressed="false"]:hover { color: var(--paper); background: rgba(255,255,255,.16); }
}
.cfg__hint { position: absolute; left: 0; right: 0; bottom: 18px; margin: 0; text-align: center; font-size: .8125rem; color: #8c8c8c; pointer-events: none; }

/* panel */
.cfg__opt { border: 0; margin: 0 0 22px; padding: 0; min-width: 0; }
.cfg__opt legend { padding: 0; margin: 0 0 10px; font: 700 .6875rem/1 var(--display); font-stretch: 125%; letter-spacing: .16em; text-transform: uppercase; }

.cfg__chips { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.cfg__chips--sm { grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); }
.cfg__chip { min-height: 44px; padding: 8px 10px; border: 1px solid var(--rule); background: var(--paper); color: var(--ink); cursor: pointer; text-align: left; font: 600 .8125rem/1.15 var(--display); transition: border-color .2s, background .2s; }
.cfg__chip:hover { border-color: var(--ink); }
.cfg__chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }

.cfg__swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); gap: 8px; }
.cfg__sw { display: grid; gap: 6px; padding: 0; border: 0; background: none; cursor: pointer; text-align: left; font: 600 .6875rem/1.2 var(--display); color: var(--gray); }
.cfg__sw i { display: block; aspect-ratio: 1; border: 1px solid rgba(0,0,0,.12); box-shadow: inset 0 0 0 2px var(--paper); }
.cfg__sw[aria-pressed="true"] { color: var(--ink); }
.cfg__sw[aria-pressed="true"] i { outline: 2px solid var(--ink); outline-offset: 2px; }

.cfg__actions { display: grid; gap: 8px; margin: 30px 0 18px; }
.cfg__actions .btn { white-space: normal; }
.cfg__actions .btn--line.is-done { background: var(--ink); color: var(--paper); }
.cfg__note { font-size: .9375rem; color: var(--gray); margin: 0 0 12px; }
.cfg__credit { font-size: .75rem; line-height: 1.5; color: #8a8a8a; margin: 0; }

@media (max-width: 900px) {
  .cfg { grid-template-columns: 1fr; }
  /* the car runs edge to edge on a phone, and scrolls away with the page */
  .cfg__stage { position: relative; top: 0; height: min(62svh, 520px); margin: 0 calc(-1 * var(--gutter)); }
  .cfg__ctrl { bottom: 44px; }
  .cfg__views button { padding: 0 9px; letter-spacing: .1em; }
  .cfg__spin { padding: 0 11px; letter-spacing: .1em; }
  .cfg__hint { bottom: 14px; font-size: .75rem; }
}
@media (max-width: 360px) {
  .cfg__views button { padding: 0 6px; letter-spacing: .06em; }
  .cfg__spin { padding: 0 9px; letter-spacing: .06em; }
}
@media (prefers-reduced-motion: reduce) { .cfg__load { transition: none; } .cfg__spin svg { animation: none !important; } }