/* TUUYA · Project configurator — overlay + /configurator/ page layer.
   Tokens, base type, .btn, header/footer, form controls come from theme.css (loaded first).
   This file is ONLY the configurator: promo, overlay, steps, swatches, SEO page sections.
   Editorial Arborist (D-016/D-018): no radii, no shadows, no gradient blobs, no pulse dots. */

/* ===== promo invite (entry on /configurator/ + reusable hero) ===== */
.promo { min-height: 100svh; display: grid; place-content: center; justify-items: center; text-align: center; background: var(--bark); color: var(--paper-on-bark); padding: var(--gutter); position: relative; overflow: hidden; }
.promo-rings { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(128vh, 150vw); height: auto; opacity: 0.09; color: var(--brass); pointer-events: none; }
.promo-rings circle { fill: none; stroke: currentColor; }
.promo-inner { position: relative; z-index: 1; width: min(46rem, 100%); }
.promo .kick { color: var(--brass); margin-bottom: 1.3rem; }
.promo h1 { font-family: var(--font-display); font-weight: 400; line-height: 1.04; font-size: clamp(2.1rem, 5vw, 3.6rem); margin-bottom: 1.2rem; }
.promo .deck { max-width: 40rem; margin: 0 auto 2.2rem; font-size: 1.1rem; opacity: 0.85; }
.btn-start { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--paper); border-color: var(--brass); background: linear-gradient(100deg, var(--brass-dark) 0%, var(--brass) 26%, #e6c388 50%, var(--brass) 74%, var(--brass-dark) 100%); background-size: 250% 100%; text-shadow: 0 1px 4px rgba(28, 21, 16, 0.45); animation: btnSheen 6s linear infinite; }
.btn-start svg { width: 1rem; height: 1rem; }
.btn-start:hover { border-color: var(--paper); color: var(--paper); animation-duration: 2.2s; }
@keyframes btnSheen { 0% { background-position: 0% 0; } 100% { background-position: 250% 0; } }
/* gentle "breathing" annual-ring that ripples out from the start button (brand cue, not a neon pulse) */
.btn-start { position: relative; }
.btn-start::after { content: ""; position: absolute; inset: -1px; border: 1px solid var(--brass); opacity: 0; pointer-events: none; animation: btnRing 2.8s ease-out infinite; }
@keyframes btnRing { 0% { opacity: 0.7; transform: scale(1); } 70% { opacity: 0; } 100% { opacity: 0; transform: scale(1.16); } }
@media (prefers-reduced-motion: reduce) { .btn-start, .btn-start::after { animation: none; } }
.promo-micro { margin-top: 1.6rem; font-size: var(--label); letter-spacing: var(--track); text-transform: uppercase; color: var(--brass); opacity: 0.8; }
.promo .scroll-cue { position: absolute; bottom: 1.4rem; left: 0; right: 0; font-size: var(--label); letter-spacing: var(--track); text-transform: uppercase; color: var(--brass); opacity: 0.7; }

/* ===== /configurator/ SEO sections (below the promo) ===== */
.cfg-wrap { width: min(64rem, 100%); margin: 0 auto; padding: clamp(3rem, 8vh, 5.5rem) var(--gutter); }
.cfg-lead { max-width: 44rem; }
.cfg-lead h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 1rem; }
.cfg-lead p { font-size: 1.1rem; color: var(--ink-soft); margin-bottom: 1rem; }
.cfg-steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem, 3vw, 2.4rem); margin: clamp(2rem, 5vh, 3.2rem) 0; border-top: 1px solid var(--hairline-strong); padding-top: 1.6rem; }
.cfg-steps .n { font-family: var(--font-display); color: var(--brass); font-size: 0.9rem; }
.cfg-steps h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.25rem; margin: 0.3rem 0 0.4rem; }
.cfg-steps p { color: var(--ink-soft); font-size: 0.95rem; }
.cfg-points { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 0 clamp(1.5rem, 3vw, 3rem); border-top: 1px solid var(--hairline-strong); margin-top: 1rem; }
.cfg-points li { padding: 1.2rem 0; border-bottom: 1px solid var(--hairline); }
.cfg-points h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.15rem; margin-bottom: 0.3rem; }
.cfg-points p { color: var(--ink-soft); font-size: 0.92rem; }
.cfg-cta { margin-top: clamp(2.5rem, 6vh, 4rem); text-align: center; }
.cfg-faq { margin-top: clamp(2.5rem, 6vh, 4rem); border-top: 1px solid var(--hairline-strong); }
.cfg-faq h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); margin: 1.6rem 0; }
.cfg-faq details { border-bottom: 1px solid var(--hairline); padding: 1rem 0; }
.cfg-faq summary { font-family: var(--font-display); font-size: 1.15rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.cfg-faq summary::-webkit-details-marker { display: none; }
.cfg-faq summary::after { content: "+"; color: var(--brass); }
.cfg-faq details[open] summary::after { content: "–"; }
.cfg-faq p { color: var(--ink-soft); margin-top: 0.7rem; max-width: 46rem; }

/* ============ BUILDER OVERLAY ============ */
.builder { position: fixed; inset: 0; z-index: 1000; display: grid; }
.builder[hidden] { display: none; }
.bd-scrim { position: absolute; inset: 0; background: rgba(20, 15, 10, 0.74); }

.bd-sheet {
  position: relative; z-index: 1;
  width: min(56rem, 100%); height: min(94svh, 100%); margin: auto;
  background: var(--paper); border: 1px solid var(--brass);
  display: grid; grid-template-rows: auto auto 1fr auto; overflow: hidden;
  animation: bdIn 0.35s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
@keyframes bdIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.bd-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.9rem clamp(1.25rem, 4vw, 2.5rem); background: var(--bark); color: var(--paper-on-bark); }
.bd-mark { font-size: var(--label); letter-spacing: var(--track); text-transform: uppercase; color: var(--brass); }
.bd-close { font-size: 1.8rem; line-height: 1; color: var(--paper-on-bark); width: 2rem; height: 2rem; opacity: 0.8; background: none; border: 0; cursor: pointer; }
.bd-close:hover { opacity: 1; }

.bd-bar { padding: 1rem clamp(1.25rem, 4vw, 2.5rem) 0.9rem; border-bottom: 1px solid var(--hairline); }
.bd-bar-track { position: relative; height: 2px; background: var(--hairline-strong); }
.bd-bar-fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--brass); transition: width 0.45s cubic-bezier(0.2, 0.7, 0.2, 1); }
.bd-bar-label { display: block; margin-top: 0.6rem; font-size: var(--label); letter-spacing: var(--track); text-transform: uppercase; color: var(--brass-dark); }

.bd-stage { position: relative; overflow-y: auto; padding: clamp(1.5rem, 5vh, 2.6rem) clamp(1.25rem, 4vw, 2.5rem); }
.bd-step { position: relative; animation: stepIn 0.3s ease both; }
.bd-step > :not(.bd-bignum) { position: relative; z-index: 1; }
@keyframes stepIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.bd-bignum { position: absolute; top: -0.35em; right: -0.1rem; z-index: 0; font-family: var(--font-display); font-size: clamp(5rem, 16vw, 9rem); line-height: 1; color: var(--brass); opacity: 0.08; pointer-events: none; user-select: none; }
.bd-q { font-family: var(--font-display); font-weight: 400; line-height: 1.05; font-size: clamp(1.5rem, 3.6vw, 2.2rem); margin: 0 0 0.5rem; max-width: 22ch; }
.bd-sub { color: var(--ink-soft); margin: 0 0 1.5rem; max-width: 48ch; }

.bd-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 0.8rem; }
.bd-card { position: relative; display: grid; gap: 0.35rem; align-content: start; text-align: center; padding: 1.5rem 1.1rem; border: 1px solid var(--hairline-strong); background: var(--paper); cursor: pointer; transition: background 0.18s, border-color 0.18s, transform 0.18s; }
.bd-card--opt { align-content: center; min-height: 4.6rem; padding: 1.15rem; }
.bd-card:hover { background: var(--paper-deep); border-color: var(--brass); transform: translateY(-2px); }
.bd-card[aria-pressed="true"] { background: var(--paper-deep); border-color: var(--brass); outline: 1px solid var(--brass); outline-offset: -5px; }
.bd-card:focus-visible { outline: 2px solid var(--brass); outline-offset: -2px; }
.bd-ico { display: grid; place-content: center; margin-bottom: 0.4rem; color: var(--brass-dark); }
.bd-ico svg { width: 2.8rem; height: 2.8rem; }
.bd-card-t { font-family: var(--font-display); font-size: 1.2rem; }
.bd-card[aria-pressed="true"] .bd-card-t { color: var(--brass-dark); }
.bd-card-n { font-size: 0.85rem; color: var(--ink-soft); }
.bd-card .tick { position: absolute; top: 0.6rem; right: 0.6rem; width: 0.8rem; height: 0.8rem; background: var(--brass); clip-path: polygon(50% 0, 100% 100%, 0 100%); opacity: 0; transform: scale(0.4); transition: opacity 0.18s, transform 0.18s; }
.bd-card[aria-pressed="true"] .tick { opacity: 1; transform: none; }

/* swatch card: colour/material sample on top, label + sensory note below */
.bd-card--sw { align-content: start; text-align: left; padding: 0.9rem; gap: 0.25rem; }
.bd-sw { display: block; width: 100%; height: 3rem; margin-bottom: 0.55rem; border: 1px solid var(--hairline-strong); }
.bd-card--sw .bd-card-t { font-size: 1.05rem; }
.bd-card--sw .bd-card-n { font-style: italic; }

/* brief / summary */
.bd-brief-list { list-style: none; border-top: 1px solid var(--hairline-strong); margin-bottom: 1.4rem; }
.bd-brief-list li { display: grid; grid-template-columns: minmax(8rem, auto) 1fr; gap: 1rem; padding: 0.7rem 0; border-bottom: 1px solid var(--hairline); }
.bd-brief-list .k { font-size: var(--label); letter-spacing: var(--track); text-transform: uppercase; color: var(--ink-soft); }
.bd-brief-list .v { font-family: var(--font-display); font-size: 1.05rem; }
/* wood-mood palette: the swatch colours the buyer chose, lined up (delight) */
.bd-palette { display: flex; gap: 0; margin: 0 0 1.4rem; border: 1px solid var(--hairline-strong); }
.bd-palette span { flex: 1; height: 2.6rem; }
.bd-extras-note { color: var(--brass-dark); font-style: italic; margin-bottom: 1.3rem; }
.bd-fields .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.bd-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.bd-error { color: #8a2f1f; font-size: 0.85rem; margin-top: 0.6rem; min-height: 1.2em; }

.bd-done { text-align: center; max-width: 34rem; margin: auto; padding: 2rem 0; }
.bd-done svg { width: 2.6rem; height: 2.6rem; margin: 0 auto 1.2rem; display: block; }
.bd-done h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 0.8rem; }
.bd-done p { color: var(--ink-soft); }

.bd-nav { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; padding: 1rem clamp(1.25rem, 4vw, 2.5rem); border-top: 1px solid var(--hairline); }
.bd-back { font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); background: none; border: 0; cursor: pointer; }
.bd-back:hover { color: var(--ink); }
.bd-back[hidden] { visibility: hidden; }
.bd-hint { text-align: center; font-size: var(--label); letter-spacing: var(--track); text-transform: uppercase; color: var(--ink-soft); opacity: 0.7; }

@media (max-width: 900px) { .cfg-steps { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .bd-sheet { width: 100%; height: 100%; border: 0; }
  .bd-cards { grid-template-columns: 1fr 1fr; }
  .bd-card--opt { min-height: 0; }
  .bd-fields .row { grid-template-columns: 1fr; }
  .bd-brief-list li { grid-template-columns: 1fr; gap: 0.2rem; }
  .bd-bignum { font-size: 5rem; opacity: 0.06; }
}
@media (prefers-reduced-motion: reduce) { .bd-sheet, .bd-step { animation: none; } .bd-bar-fill, .bd-card, .bd-card .tick { transition: none; } }