/* =====================================================================
   Gonzo Construction — Design Studio (interactive configurator)
   Loaded only on design-studio.html. Emil-style controls: spring thumb,
   tactile swatches, physical toggles.
   ===================================================================== */

.studio{display:grid;grid-template-columns:1fr;gap:1.6rem}
@media (min-width:960px){
  .studio{grid-template-columns:1.1fr .9fr;gap:2.6rem;align-items:start}
}

/* ---- live preview stage ---- */
.studio__stage{
  position:relative;border-radius:6px;overflow:hidden;
  box-shadow:var(--lift);
  background:linear-gradient(180deg,#cfe0ea 0%,#dfeadf 42%,#cdd8c4 100%);
  aspect-ratio:5/4;
}
@media (min-width:960px){.studio__stage{position:sticky;top:96px}}
.studio__stage #studioSvg{position:absolute;inset:0}
.studio__stage svg{width:100%;height:100%;display:block}
/* each re-render settles in — quick fade + micro scale so changes feel alive, not jumpy */
.studio__stage svg .scene{animation:sceneIn .42s var(--ease-out-soft);transform-origin:50% 58%}
@keyframes sceneIn{from{opacity:.55;transform:scale(.988)}to{opacity:1;transform:none}}
.studio__badge{
  position:absolute;left:14px;top:14px;z-index:3;
  display:inline-flex;align-items:center;gap:.5em;
  background:rgba(20,18,12,.62);backdrop-filter:blur(8px);
  color:var(--paper);font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  padding:.5em .9em;border-radius:100px;
}
.studio__badge b{color:var(--gold-bright);font-weight:600}
.studio__hint{
  position:absolute;right:14px;bottom:12px;z-index:3;
  color:rgba(255,255,255,.85);font-size:.72rem;letter-spacing:.02em;
  text-shadow:0 1px 6px rgba(0,0,0,.5);
}

/* ---- controls panel ---- */
.studio__panel{display:flex;flex-direction:column;gap:1.5rem}
.ctrl{border-bottom:1px solid var(--line);padding-bottom:1.4rem}
.ctrl:last-of-type{border-bottom:0;padding-bottom:0}
.ctrl__head{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;margin-bottom:.85rem}
.ctrl__label{font-family:var(--f-sans);font-size:.72rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--stone-500)}
.ctrl__value{font-family:var(--f-display);font-size:1rem;color:var(--ink);text-align:right}
/* re-triggered by JS whenever the selected value changes */
.ctrl__value.is-pop{animation:valuePop .45s var(--ease-spring)}
@keyframes valuePop{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}

/* segmented control with a spring thumb */
.seg{position:relative;display:flex;flex-wrap:wrap;gap:2px;background:var(--sand);border-radius:12px;padding:4px}
.seg__thumb{
  position:absolute;z-index:1;left:0;top:0;width:0;height:0;
  background:var(--white);border-radius:9px;box-shadow:0 1px 2px rgba(20,18,12,.14),0 1px 0 rgba(255,255,255,.6) inset;
  transition:left .5s var(--ease-spring),top .5s var(--ease-spring),width .5s var(--ease-spring),height .5s var(--ease-spring);
  will-change:left,width;
}
.seg button{
  position:relative;z-index:2;flex:1 1 auto;border:0;background:transparent;cursor:pointer;
  padding:.62em .5em;border-radius:9px;font-family:var(--f-sans);font-size:.86rem;font-weight:600;
  color:var(--stone-700);transition:color .3s var(--ease-out-soft),transform .3s var(--ease-snappy);white-space:nowrap;
}
.seg button[aria-pressed="true"]{color:var(--ink)}
.seg button:active{transform:scale(.96)}
.seg button:focus-visible{outline:2px solid var(--gold-bright);outline-offset:2px}

/* colour swatches */
.swatches{display:flex;flex-wrap:wrap;gap:.6rem}
.swatches[hidden]{display:none}
.ctrl[hidden]{display:none}
.swatch{
  width:40px;height:40px;border-radius:11px;cursor:pointer;padding:0;position:relative;
  border:1px solid rgba(20,18,12,.18);
  box-shadow:0 1px 2px rgba(20,18,12,.12),0 1px 0 rgba(255,255,255,.35) inset;
  transition:transform .45s var(--ease-spring),box-shadow .35s var(--ease-out-soft);
}
.swatch:hover{transform:translateY(-3px) scale(1.05)}
.swatch:active{transform:scale(.94)}
.swatch[aria-pressed="true"]{
  box-shadow:0 0 0 2px var(--paper-2),0 0 0 4px var(--gold-bright),0 6px 14px rgba(20,18,12,.18);
  transform:translateY(-2px);
}
.swatch::after{
  content:"";position:absolute;inset:0;display:grid;place-items:center;
  background:no-repeat center/16px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  opacity:0;transform:scale(.6);transition:opacity .3s,transform .4s var(--ease-spring);
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.5));
}
.swatch[aria-pressed="true"]::after{opacity:1;transform:scale(1)}
.swatch:focus-visible{outline:2px solid var(--gold-bright);outline-offset:3px}

/* toggle switches */
.toggles{display:flex;flex-direction:column;gap:.85rem}
.switch{display:flex;align-items:center;justify-content:space-between;gap:1rem;cursor:pointer}
.switch__text{display:flex;flex-direction:column;gap:.15rem}
.switch__text b{font-family:var(--f-sans);font-weight:600;font-size:.98rem;color:var(--ink)}
.switch__text span{font-size:.82rem;color:var(--stone-500)}
.switch__box{
  flex-shrink:0;width:50px;height:30px;border-radius:100px;background:var(--stone-300);
  position:relative;transition:background .35s var(--ease-out-soft);
}
.switch__box::after{
  content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;
  background:var(--white);box-shadow:0 2px 5px rgba(20,18,12,.28);
  transition:transform .5s var(--ease-spring);
}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch input:checked+.switch__box{background:var(--gold-bright)}
.switch input:checked+.switch__box::after{transform:translateX(20px)}
/* iOS-style knob stretch while pressed */
.switch:active .switch__box::after{width:28px;transition:width .2s var(--ease-snappy),transform .5s var(--ease-spring)}
.switch:active input:checked+.switch__box::after{transform:translateX(16px)}
.switch input:focus-visible+.switch__box{outline:2px solid var(--gold-bright);outline-offset:3px}

/* spec + CTA footer of the panel */
.studio__summary{
  background:var(--paper-2);border:1px solid var(--line);border-radius:6px;
  padding:1.3rem 1.4rem;display:flex;flex-direction:column;gap:1rem;
}
.studio__spec{margin:0;font-size:.92rem;color:var(--stone-700);line-height:1.7}
.studio__spec b{color:var(--ink);font-weight:600}
.studio__actions{display:flex;flex-wrap:wrap;gap:.7rem}
.studio__note{font-size:.78rem;color:var(--stone-500);margin:0}

/* the disclaimer under the studio */
.studio-disclaimer{font-size:.82rem;color:var(--stone-500);max-width:70ch;margin:2rem auto 0;text-align:center}

@media (prefers-reduced-motion:reduce){
  .seg__thumb,.swatch,.switch__box::after{transition-duration:.001ms!important}
  .studio__stage svg .scene{animation:none}
  .ctrl__value.is-pop{animation:none}
}