/* ═══════════════════════════════════════════════════════════════
   SPARKYLAB — design system + shell
   palette: void violet-black · #6f00ff volt violet · #00ff02 spark
   green · caution amber · white ink. Glass panels, soft radii,
   springy motion. Everything alive, every click rewarded.
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg: #060312;
  --bg-2: #0c0620;
  --ink: #f5f3ff;
  --dim: #9d95c2;
  --faint: #6f6894;
  /* --pink is the "live / energised / danger" accent throughout the sims
     (230V glow, trips, wrong answers). In SPARKYLAB voltage is VIOLET. */
  --pink: #a35bff;
  --brand: #6f00ff;
  --yellow: #ffc93d;
  --green: #00ff02;
  --silver: #cfc9e8;
  --glass: rgba(255, 255, 255, 0.045);
  --glass-brt: rgba(255, 255, 255, 0.09);
  --line: rgba(255, 255, 255, 0.1);
  --line-brt: rgba(255, 255, 255, 0.22);
  --font-d: "Space Grotesk", system-ui, sans-serif;
  --font-m: "JetBrains Mono", ui-monospace, monospace;
  --r-lg: 22px;
  --r-md: 14px;
  --r-sm: 9px;
  --spring: cubic-bezier(.34, 1.56, .64, 1);
  --ease: cubic-bezier(.22, .9, .3, 1);
  --top-h: 62px;
  color-scheme: dark;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-tap-highlight-color: transparent; }

canvas, button, a, [role="button"], [tabindex], input[type="range"], svg {
  -webkit-user-select: none; -moz-user-select: none; user-select: none;
  -webkit-touch-callout: none;
}
#tp-canvas, #fl-cv { touch-action: none; }

[hidden] { display: none !important; }

:where(a, button, input, select, [tabindex]):focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
  border-radius: 4px;
}

html { scrollbar-color: var(--faint) transparent; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-d);
  font-size: 15.5px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--brand); color: #fff; }

button { background: none; border: 0; color: inherit; cursor: pointer; font-size: inherit; font-family: var(--font-d); }
a { color: var(--green); text-decoration: none; }

/* ── living background: aurora blobs + drifting sparks ─────── */
#bg-aurora {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(900px 600px at 85% -10%, rgba(111, 0, 255, .22), transparent 65%),
    radial-gradient(700px 500px at -10% 40%, rgba(111, 0, 255, .14), transparent 60%),
    radial-gradient(800px 700px at 60% 110%, rgba(0, 255, 2, .05), transparent 60%);
}
#bg-aurora::before, #bg-aurora::after {
  content: ""; position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: .5; will-change: transform;
}
#bg-aurora::before {
  width: 46vw; height: 46vw; left: -12vw; top: -14vw;
  background: radial-gradient(circle, rgba(111,0,255,.5), transparent 70%);
  animation: blob-a 26s ease-in-out infinite alternate;
}
#bg-aurora::after {
  width: 38vw; height: 38vw; right: -10vw; bottom: -12vw;
  background: radial-gradient(circle, rgba(0,255,2,.16), transparent 70%);
  animation: blob-b 32s ease-in-out infinite alternate;
}
@keyframes blob-a { to { transform: translate(14vw, 10vh) scale(1.25); } }
@keyframes blob-b { to { transform: translate(-12vw, -14vh) scale(1.15); } }

#bg-sparks { position: fixed; inset: 0; z-index: 1; pointer-events: none; }
#fx-confetti { position: fixed; inset: 0; z-index: 300; pointer-events: none; }

/* ── floating top bar ───────────────────────────────────────── */
#topbar {
  position: fixed; top: 12px; left: 50%; transform: translateX(-50%);
  width: min(1240px, calc(100vw - 24px));
  z-index: 100;
  display: flex; align-items: center; gap: 18px;
  padding: 10px 18px;
  background: rgba(14, 8, 30, 0.6);
  border: 1px solid var(--line);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255,255,255,.06);
  animation: bar-drop .7s var(--spring) both;
}
@keyframes bar-drop { from { opacity: 0; transform: translateX(-50%) translateY(-30px); } }

.tb-brand {
  display: inline-flex; align-items: center; gap: 8px;
  font: 700 1.05rem/1 var(--font-d); letter-spacing: .08em;
  background: linear-gradient(100deg, #fff 10%, #c99bff 55%, var(--green) 130%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  cursor: pointer; white-space: nowrap;
}
.tb-brand em { font-style: normal; }
.tb-logo {
  width: 30px; height: 30px; object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(111, 0, 255, .5));
  transition: transform .3s var(--spring);
}
.tb-brand:hover .tb-logo { transform: scale(1.1) rotate(-4deg); }

.tb-xp { flex: 1; display: flex; align-items: center; gap: 12px; min-width: 0; }
.tb-level {
  flex: 0 0 auto;
  display: flex; flex-direction: column; align-items: center; line-height: 1.15;
}
.tb-level b { font: 700 .95rem/1 var(--font-d); color: var(--ink); }
.tb-level span { font: 600 .5rem/1 var(--font-m); letter-spacing: .16em; color: var(--dim); }
.tb-rank { font: 600 .62rem/1.2 var(--font-m); letter-spacing: .14em; color: var(--pink); white-space: nowrap; }
.tb-bar {
  flex: 1; min-width: 60px; height: 10px; border-radius: 999px;
  background: rgba(255,255,255,.07); overflow: hidden; position: relative;
}
.tb-bar i {
  display: block; height: 100%; width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand), var(--pink) 60%, var(--green) 125%);
  box-shadow: 0 0 14px rgba(111, 0, 255, .8);
  transition: width .7s var(--spring);
}
.tb-bar.xp-pop i { animation: xp-glow .6s ease; }
@keyframes xp-glow { 40% { box-shadow: 0 0 26px rgba(0,255,2,.8); filter: brightness(1.5); } }
.tb-xpnum { font: 600 .6rem/1 var(--font-m); color: var(--faint); letter-spacing: .08em; white-space: nowrap; }

.tb-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 .68rem/1 var(--font-d); letter-spacing: .12em;
  color: var(--dim); border: 1px solid var(--line); border-radius: 999px;
  padding: 8px 13px;
  transition: color .2s, border-color .2s, transform .18s var(--spring), background .2s;
}
.tb-btn:hover { color: var(--ink); border-color: var(--line-brt); background: var(--glass-brt); transform: translateY(-1px); }
.tb-btn:active { transform: scale(.94); }
.tb-btn svg { width: 15px; height: 15px; }
.tb-btn[aria-pressed="false"] .snd-wave { display: none; }

/* ── stage & views ──────────────────────────────────────────── */
#stage {
  position: relative; z-index: 10;
  max-width: 1280px; margin: 0 auto;
  padding: calc(var(--top-h) + 40px) clamp(16px, 4vw, 48px) 90px;
}
/* map views (world overworld + zone local maps) get much more room —
   games/quizzes keep the narrower reading-width stage via .db-wrap's
   own 840px cap, so this only visibly widens the two map screens */
#stage:has(.view.is-active[data-view="map"]),
#stage:has(.view.is-active .local-map) { max-width: 1680px; }
.view { display: none; }
.view.is-active { display: block; animation: view-in .5s var(--spring) both; }
@keyframes view-in { from { opacity: 0; transform: translateY(22px) scale(.985); } }

.view-head { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 26px; }
.view-head .back {
  flex: 0 0 auto;
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 .7rem/1 var(--font-d); letter-spacing: .14em; color: var(--dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px;
  transition: all .2s var(--spring);
}
.view-head .back:hover { color: var(--ink); border-color: var(--pink); transform: translateX(-3px); }
.view-head h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); font-weight: 700; letter-spacing: .02em; }
.view-head h2 b { color: var(--pink); }
.view-tag { color: var(--dim); font: 500 .68rem/1.5 var(--font-m); letter-spacing: .1em; }

/* ── HOME: hero + road to gold card ─────────────────────────── */
.hero { text-align: center; margin: 26px 0 44px; }

/* compact hero: badge + title collapse into one clickable bar, the
   old intro paragraph becomes a dropdown so the map gets the room */
.hero-compact { text-align: left; margin: 0 0 18px; max-width: 900px; margin-inline: auto; }
.hero-bar {
  width: 100%; display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 13px 20px; border-radius: 999px;
  border: 1px solid var(--line-brt); background: var(--glass);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: background .2s, border-color .2s;
  animation: view-in .6s var(--spring) both;
}
.hero-bar:hover { background: var(--glass-brt); border-color: var(--line-brt); }
.hero-pre {
  color: var(--green); font: 600 .58rem/1 var(--font-m); letter-spacing: .22em; white-space: nowrap;
}
.hero-title { flex: 1; min-width: 0; font-size: clamp(1.1rem, 2.2vw, 1.5rem); font-weight: 700; letter-spacing: -.01em; }
.hero-title .grad {
  background: linear-gradient(95deg, #fff 5%, #b47aff 45%, var(--brand) 70%, var(--green) 115%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-chev { color: var(--faint); font-size: .8rem; transition: transform .4s var(--spring), color .25s; }
.hero-compact.open .hero-chev { transform: rotate(180deg); color: var(--pink); }
.hero-detail-wrap { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .5s var(--ease); }
.hero-compact.open .hero-detail-wrap { grid-template-rows: 1fr; }
.hero-detail {
  overflow: hidden; min-height: 0;
  color: var(--dim); font-size: .88rem; line-height: 1.6;
  padding: 0 20px;
}
.hero-compact.open .hero-detail { padding: 14px 20px 4px; }
.hero-detail b { color: var(--silver); font-weight: 600; }

/* road */
.road { position: relative; max-width: 900px; margin: 0 auto; padding-left: 32px; display: flex; flex-direction: column; gap: 20px; }
.road::before {
  /* sits in the gutter BESIDE the cards, not drawn under their text */
  content: ""; position: absolute; left: 4px; top: 30px; bottom: 30px; width: 3px;
  border-radius: 3px;
  background: linear-gradient(var(--brand), var(--pink) 55%, var(--green));
  opacity: .4;
}
.stage-card {
  position: relative;
  display: grid; grid-template-columns: 76px 1fr auto; gap: 8px 18px; align-items: center;
  text-align: left;
  padding: 22px 24px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform .25s var(--spring), border-color .25s, box-shadow .25s, background .25s;
  animation: view-in .55s var(--spring) both; animation-delay: var(--d, 0ms);
  overflow: hidden;
}
.stage-card::after { /* sheen sweep on hover */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.07) 48%, transparent 62%);
  transform: translateX(-120%);
}
.stage-card:not(.is-locked):hover {
  transform: translateY(-4px) scale(1.012);
  border-color: rgba(163, 91, 255, .6);
  box-shadow: 0 18px 50px rgba(111, 0, 255, .22);
  background: var(--glass-brt);
}
.stage-card:not(.is-locked):hover::after { transition: transform .6s ease; transform: translateX(120%); }
.stage-card:not(.is-locked):active { transform: translateY(-1px) scale(.99); }

.sc-node {
  position: relative; width: 54px; height: 54px; border-radius: 18px;
  display: grid; place-items: center;
  font-size: 1.5rem;
  background: linear-gradient(150deg, rgba(111,0,255,.35), rgba(111,0,255,.08));
  border: 1px solid rgba(163, 91, 255, .45);
  box-shadow: 0 0 22px rgba(111, 0, 255, .25), inset 0 1px 0 rgba(255,255,255,.15);
  transition: transform .3s var(--spring);
}
.stage-card:not(.is-locked):hover .sc-node { transform: scale(1.12) rotate(-4deg); }
.sc-node .sc-num {
  position: absolute; top: -7px; right: -7px;
  width: 21px; height: 21px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-2); border: 1px solid var(--line-brt);
  font: 700 .58rem/1 var(--font-m); color: var(--dim);
}
.sc-body { min-width: 0; }
.sc-body h3 { font: 700 1.05rem/1.25 var(--font-d); letter-spacing: .04em; }
.sc-body .sc-sub { display: block; color: var(--dim); font: 500 .66rem/1.5 var(--font-m); letter-spacing: .06em; margin-top: 3px; }
.sc-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 7px; }
.sc-stat { color: var(--faint); font: 600 .6rem/1.4 var(--font-m); letter-spacing: .1em; text-align: right; }
.sc-stat b { color: var(--green); }
.sc-go {
  font: 700 .64rem/1 var(--font-d); letter-spacing: .18em; color: var(--pink);
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap .2s var(--spring);
}
.stage-card:not(.is-locked):hover .sc-go { gap: 11px; }

.stage-card.is-locked { cursor: not-allowed; filter: saturate(.4); opacity: .68; }
.stage-card.is-locked .sc-node { background: var(--glass); border-color: var(--line); box-shadow: none; }
.sc-lock { color: var(--yellow); font: 700 .62rem/1.4 var(--font-m); letter-spacing: .12em; }
.stage-card.is-locked:hover { animation: locked-nudge .4s ease; }
@keyframes locked-nudge { 25% { transform: translateX(-4px); } 55% { transform: translateX(3px); } 80% { transform: translateX(-2px); } }

.stage-card.is-gold .sc-node {
  background: linear-gradient(150deg, rgba(255, 201, 61, .4), rgba(255, 201, 61, .06));
  border-color: rgba(255, 201, 61, .55);
  box-shadow: 0 0 26px rgba(255, 201, 61, .25);
}
.stage-card.is-done { border-color: rgba(0, 255, 2, .35); }
.stage-card.is-done .sc-node { border-color: rgba(0, 255, 2, .5); box-shadow: 0 0 22px rgba(0, 255, 2, .18); }

/* ── generic glass panel ────────────────────────────────────── */
.panel {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 22px;
}
.panel h3 { font-size: .84rem; letter-spacing: .16em; color: var(--silver); margin-bottom: 14px; font-weight: 700; }

/* buttons */
.btn-y {
  display: inline-block; padding: 12px 24px; border-radius: 999px;
  font: 700 .78rem/1 var(--font-d); letter-spacing: .14em;
  color: #fff;
  background: linear-gradient(120deg, var(--brand), #9b3bff);
  border: 1px solid rgba(255, 255, 255, .18);
  box-shadow: 0 6px 26px rgba(111, 0, 255, .45), inset 0 1px 0 rgba(255,255,255,.25);
  transition: transform .2s var(--spring), box-shadow .2s, filter .2s;
}
.btn-y:hover { transform: translateY(-2px); box-shadow: 0 10px 34px rgba(111, 0, 255, .6); filter: brightness(1.12); }
.btn-y:active { transform: scale(.95); }
.btn-ghost {
  display: inline-block; padding: 12px 24px; border-radius: 999px;
  font: 600 .78rem/1 var(--font-d); letter-spacing: .14em;
  color: var(--dim); border: 1px solid var(--line);
  background: var(--glass);
  transition: color .18s, border-color .18s, transform .2s var(--spring), background .2s;
}
.btn-ghost:hover { color: var(--ink); border-color: var(--line-brt); background: var(--glass-brt); transform: translateY(-2px); }
.btn-ghost:active { transform: scale(.95); }

/* ── toasts (XP + level ups) ────────────────────────────────── */
#toasts {
  position: fixed; right: 18px; bottom: 18px; z-index: 250;
  display: flex; flex-direction: column-reverse; gap: 10px; pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 12px;
  min-width: 230px; max-width: 340px; padding: 13px 18px;
  background: rgba(16, 9, 34, 0.88);
  border: 1px solid rgba(163, 91, 255, .4);
  border-radius: var(--r-md);
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .5), 0 0 22px rgba(111, 0, 255, .18);
  animation: toast-in .5s var(--spring) both, toast-out .4s ease-in 3.6s both;
}
.toast .t-xp {
  font: 700 .9rem/1 var(--font-m); color: var(--green);
  text-shadow: 0 0 12px rgba(0, 255, 2, .5);
  white-space: nowrap;
}
.toast .t-body b { display: block; font: 700 .74rem/1.3 var(--font-d); letter-spacing: .08em; }
.toast .t-body span { color: var(--dim); font: 500 .62rem/1.4 var(--font-m); }
.toast.level {
  border-color: rgba(0, 255, 2, .5);
  box-shadow: 0 12px 44px rgba(0, 0, 0, .55), 0 0 34px rgba(0, 255, 2, .25);
  animation: toast-in .5s var(--spring) both, toast-out .4s ease-in 5.6s both;
}
.toast.level .t-icon { font-size: 1.5rem; }
@keyframes toast-in { from { opacity: 0; transform: translateX(60px) scale(.9); } }
@keyframes toast-out { to { opacity: 0; transform: translateY(10px); } }

/* ── footer ─────────────────────────────────────────────────── */
.site-foot {
  position: relative; z-index: 10;
  display: flex; justify-content: center; gap: 8px; flex-wrap: wrap;
  padding: 0 20px 30px; text-align: center;
  color: var(--faint); font: 500 .62rem/1.8 var(--font-m); letter-spacing: .08em;
}
.site-foot b { color: var(--dim); }

/* ── responsive ─────────────────────────────────────────────── */
@media (max-width: 720px) {
  body { font-size: 14.5px; }
  #topbar { gap: 10px; padding: 8px 14px; }
  .tb-rank { display: none; }
  .tb-xpnum { display: none; }
  #stage { padding-top: calc(var(--top-h) + 26px); }
  .stage-card { grid-template-columns: 60px 1fr; padding: 18px; }
  .sc-node { width: 46px; height: 46px; border-radius: 15px; font-size: 1.25rem; }
  .sc-meta { grid-column: 2; flex-direction: row; align-items: center; gap: 14px; margin-top: 4px; }
  .road { padding-left: 24px; }
  .road::before { left: 4px; }
}

/* ── reduced motion ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001s !important; transition-duration: .001s !important; }
}

/* ── metroidvania sidescroller road (buildRoadMetro) ─────────────
   The classic vertical road CSS above (.road/.stage-card) is kept
   intact — flip CLASSIC_ROAD in main.js to revert instantly. */
.road-metro { position: relative; max-width: 1100px; margin: 0 auto; }
.metro-scroll {
  overflow-x: auto; overflow-y: hidden; border-radius: var(--r-lg);
  border: 1px solid var(--line); background: rgba(8, 4, 20, .45);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  scrollbar-width: thin; scrollbar-color: rgba(163,91,255,.4) transparent;
  cursor: grab;
}
.metro-scroll.panning { cursor: grabbing; user-select: none; }
.metro-scroll::-webkit-scrollbar { height: 7px; }
.metro-scroll::-webkit-scrollbar-thumb { background: rgba(163,91,255,.35); border-radius: 4px; }
.metro-world { position: relative; }
.metro-skyline {
  position: absolute; inset: 0; pointer-events: none; opacity: .5; will-change: transform;
  background:
    radial-gradient(2px 2px at 8% 22%, rgba(255,255,255,.5), transparent 60%),
    radial-gradient(1.5px 1.5px at 23% 40%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(2px 2px at 41% 15%, rgba(163,91,255,.6), transparent 60%),
    radial-gradient(1.5px 1.5px at 58% 33%, rgba(255,255,255,.3), transparent 60%),
    radial-gradient(2px 2px at 74% 20%, rgba(0,255,2,.4), transparent 60%),
    radial-gradient(1.5px 1.5px at 90% 38%, rgba(255,255,255,.4), transparent 60%);
  background-size: 620px 100%;
}
.metro-terrain { position: absolute; left: 0; top: 0; }

.metro-loc {
  position: absolute; transform: translate(-50%, -100%);
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  padding-bottom: 6px; z-index: 3;
  animation: view-in .55s var(--spring) both; animation-delay: var(--d, 0ms);
  transition: filter .25s;
}
.metro-loc .ml-glyph {
  display: grid; place-items: center; width: 58px; height: 58px; font-size: 1.65rem;
  border-radius: 18px;
  background: linear-gradient(150deg, rgba(111,0,255,.4), rgba(111,0,255,.1));
  border: 1px solid rgba(163, 91, 255, .5);
  box-shadow: 0 0 24px rgba(111, 0, 255, .3), inset 0 1px 0 rgba(255,255,255,.15);
  transition: transform .3s var(--spring), box-shadow .3s;
}
.metro-loc:not(.locked):hover .ml-glyph { transform: translateY(-6px) scale(1.12) rotate(-4deg); box-shadow: 0 10px 34px rgba(111,0,255,.5); }
.metro-loc .ml-plate {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 7px 12px; border-radius: 12px; white-space: nowrap;
  background: rgba(10, 6, 24, .82); border: 1px solid var(--line-brt);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.metro-loc .ml-plate b { font: 700 .68rem/1.2 var(--font-d); letter-spacing: .08em; color: var(--ink); }
.metro-loc .ml-plate em { font: 600 .5rem/1.3 var(--font-m); font-style: normal; letter-spacing: .1em; color: var(--dim); }
.metro-loc .ml-stat { font: 600 .5rem/1.4 var(--font-m); font-style: normal; letter-spacing: .08em; color: var(--faint); }
.metro-loc .ml-stat b { font-size: inherit; color: var(--green); }
.metro-loc.locked { filter: saturate(.35) brightness(.75); cursor: not-allowed; }
.metro-loc.locked .ml-plate em { color: var(--yellow); }
.metro-loc.gold .ml-glyph {
  background: linear-gradient(150deg, rgba(255, 201, 61, .5), rgba(255, 201, 61, .12));
  border-color: rgba(255, 201, 61, .65); box-shadow: 0 0 30px rgba(255, 201, 61, .35);
}
.metro-loc.here .ml-glyph { border-color: rgba(0,255,2,.6); box-shadow: 0 0 26px rgba(0,255,2,.3), inset 0 1px 0 rgba(255,255,255,.15); }

.metro-fog {
  position: absolute; top: 0; bottom: 0; z-index: 4; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(10, 5, 24, .82) 90px, rgba(12, 6, 28, .9));
  backdrop-filter: blur(1.5px); -webkit-backdrop-filter: blur(1.5px);
}

.metro-avatar {
  position: absolute; z-index: 5; transform: translate(-50%, -100%); pointer-events: none;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  margin-top: -64px;
}
.metro-avatar .ma-bolt { font-size: 1.5rem; animation: ma-bob 2.2s ease-in-out infinite; filter: drop-shadow(0 0 10px rgba(0,255,2,.7)); }
.metro-avatar .ma-tag {
  font: 700 .5rem/1 var(--font-m); letter-spacing: .12em; color: var(--green);
  background: rgba(10, 6, 24, .85); border: 1px solid rgba(0,255,2,.4);
  padding: 4px 8px; border-radius: 999px;
}
@keyframes ma-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

.metro-hint {
  display: flex; justify-content: center; align-items: center; gap: 10px;
  margin-top: 12px;
  font: 700 .56rem/1 var(--font-m); letter-spacing: .18em; color: var(--faint);
}
.metro-hint span { color: var(--pink); animation: ma-bob 1.8s ease-in-out infinite; }

/* ── RPG overworld road (buildRoadWorld) ─────────────────────────
   Classic (.road/.stage-card) and metro (.road-metro/.metro-*) CSS
   above are untouched — set ROAD_STYLE in main.js to revert. */
.road-world { position: relative; width: 100%; max-width: 1640px; margin: 0 auto; }
.world-map {
  position: relative; width: 100%; height: clamp(460px, 74vh, 900px);
  border-radius: var(--r-lg); border: 1px solid var(--line); overflow: hidden;
  background:
    radial-gradient(700px 420px at 80% 20%, rgba(255, 201, 61, .07), transparent 60%),
    radial-gradient(620px 420px at 15% 85%, rgba(111, 0, 255, .16), transparent 60%),
    radial-gradient(520px 380px at 70% 75%, rgba(255, 60, 60, .08), transparent 55%),
    repeating-linear-gradient(0deg, transparent 0 44px, rgba(163,91,255,.045) 44px 45px),
    repeating-linear-gradient(90deg, transparent 0 44px, rgba(163,91,255,.045) 44px 45px),
    rgba(8, 4, 20, .5);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: inset 0 0 90px rgba(0, 0, 0, .55);
}
.world-trail { position: absolute; inset: 0; width: 100%; height: 100%; }

.world-node {
  position: absolute; transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px; z-index: 3;
  animation: view-in .55s var(--spring) both; animation-delay: var(--d, 0ms);
}
.world-node .wn-glyph {
  display: grid; place-items: center; width: 52px; height: 52px; font-size: 1.5rem;
  border-radius: 50%;
  background: linear-gradient(150deg, rgba(111,0,255,.42), rgba(111,0,255,.1));
  border: 2px solid rgba(163, 91, 255, .55);
  box-shadow: 0 0 22px rgba(111, 0, 255, .35), inset 0 1px 0 rgba(255,255,255,.15);
  transition: transform .3s var(--spring), box-shadow .3s;
}
.world-node:not(.locked):hover .wn-glyph { transform: scale(1.15) rotate(-5deg); box-shadow: 0 8px 32px rgba(111,0,255,.55); }
.world-node .wn-plate {
  display: flex; flex-direction: column; align-items: center; gap: 1px;
  padding: 6px 11px; border-radius: 11px; white-space: nowrap;
  background: rgba(10, 6, 24, .85); border: 1px solid var(--line-brt);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.world-node .wn-plate b { font: 700 .62rem/1.25 var(--font-d); letter-spacing: .08em; color: var(--ink); }
.world-node .wn-plate em { font: 500 .48rem/1.4 var(--font-m); font-style: normal; letter-spacing: .08em; color: var(--dim); }
.world-node .wn-stars { font: 600 .52rem/1.4 var(--font-m); font-style: normal; letter-spacing: .12em; color: var(--yellow); }
.world-node .wn-stars.gold { color: var(--yellow); }
.world-node .wn-stat { font: 600 .48rem/1.5 var(--font-m); font-style: normal; letter-spacing: .06em; color: var(--faint); }
.world-node .wn-stat b { font-size: inherit; color: var(--green); }
.world-node .wn-boss-tag {
  font: 700 .52rem/1.4 var(--font-m); font-style: normal; letter-spacing: .16em; color: #ff5a5a;
  text-shadow: 0 0 10px rgba(255, 60, 60, .6);
}
.world-node.locked { filter: saturate(.3) brightness(.7); cursor: not-allowed; }
.world-node.locked .wn-plate em { color: var(--yellow); }
.world-node.here .wn-glyph { border-color: rgba(0,255,2,.65); animation: here-pulse 1.8s ease-in-out infinite; }
@keyframes here-pulse {
  0%, 100% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 0 0 rgba(0,255,2,.55); }
  50% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 0 7px rgba(0,255,2,0); }
}
.world-node.boss .wn-glyph {
  width: 66px; height: 66px; font-size: 1.9rem;
  background: linear-gradient(150deg, rgba(255, 60, 60, .4), rgba(120, 10, 30, .25));
  border-color: rgba(255, 90, 90, .7);
  box-shadow: 0 0 30px rgba(255, 60, 60, .4);
  animation: boss-pulse 2.2s ease-in-out infinite;
}
@keyframes boss-pulse { 0%, 100% { box-shadow: 0 0 24px rgba(255,60,60,.35); } 50% { box-shadow: 0 0 44px rgba(255,60,60,.65); } }
.world-node.gold .wn-glyph {
  background: linear-gradient(150deg, rgba(255, 201, 61, .55), rgba(255, 201, 61, .14));
  border-color: rgba(255, 201, 61, .7); box-shadow: 0 0 30px rgba(255, 201, 61, .4);
}

.px-sparky {
  position: absolute; z-index: 5; pointer-events: none;
  width: 30px; height: 36px;
  /* the standalone `translate` property (NOT `transform: translate(...)`)
     — `ma-bob`'s infinite keyframes fully own `transform` (every offset
     defines it), so a static offset placed there gets permanently
     discarded the instant the animation starts. `translate` composes
     independently, so the stand-beside-the-node offset survives. */
  translate: -237% -173%;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,.6));
  animation: ma-bob 2.4s ease-in-out infinite;
}
.px-sparky.flip i { transform: scaleX(-1); transform-origin: 15px 0; }
.px-sparky i { display: block; }

.loc-banner {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
  padding: 12px 16px; border-radius: var(--r-md);
  background: linear-gradient(100deg, rgba(111,0,255,.16), rgba(111,0,255,.05));
  border: 1px solid rgba(163, 91, 255, .35);
}
.lb-place { font: 700 .72rem/1 var(--font-d); letter-spacing: .12em; color: var(--pink); white-space: nowrap; }
.lb-spots { display: flex; flex-wrap: wrap; gap: 7px; }
.lb-spot {
  font: 600 .58rem/1 var(--font-m); letter-spacing: .08em; color: var(--dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 11px;
  transition: all .2s var(--spring);
}
.lb-spot:hover { color: var(--ink); border-color: var(--pink); transform: translateY(-2px); }

@media (max-width: 720px) {
  .world-map { aspect-ratio: auto; height: 560px; }
  .world-node .wn-plate em, .world-node .wn-stat { display: none; }
}

/* ── SPARKY — mascot dialogue box ────────────────────────────── */
#sparky-box {
  position: fixed; left: 18px; bottom: 18px; z-index: 250;
  display: flex; flex-direction: column; gap: 10px;
  width: min(460px, calc(100vw - 36px));
  padding: 14px 14px 12px;
  background: rgba(14, 8, 30, .88);
  border: 1px solid rgba(163, 91, 255, .5); border-radius: var(--r-lg);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 16px 50px rgba(0, 0, 0, .55), 0 0 30px rgba(111, 0, 255, .25);
  opacity: 0; transform: translateY(24px) scale(.95);
  transition: opacity .35s, transform .38s var(--spring);
  pointer-events: none;
}
#sparky-box.show { opacity: 1; transform: none; pointer-events: auto; }
.sp-top { display: flex; align-items: flex-start; gap: 12px; }
.sp-avatar {
  flex: 0 0 34px; height: 40px; margin-top: 4px;
  animation: ma-bob 2.2s ease-in-out infinite;
  filter: drop-shadow(0 3px 5px rgba(0,0,0,.5));
}
.sp-avatar i { display: block; }
.sp-body { flex: 1; min-width: 0; }
.sp-name { font: 700 .68rem/1 var(--font-d); letter-spacing: .16em; color: var(--yellow); margin-bottom: 6px; }
.sp-name span { font: 600 .5rem/1 var(--font-m); letter-spacing: .14em; color: var(--faint); margin-left: 6px; }
.sp-text { font: 500 .82rem/1.55 var(--font-d); color: var(--ink); min-height: 2.4em; }
#sparky-box.typing .sp-text::after { content: "▍"; color: var(--green); animation: caret-blink .7s steps(1) infinite; }
@keyframes caret-blink { 50% { opacity: 0; } }
.sp-dots { display: flex; gap: 5px; margin-top: 8px; min-height: 6px; }
.sp-dots i { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,.15); transition: background .2s; }
.sp-dots i.on { background: var(--green); box-shadow: 0 0 8px rgba(0,255,2,.6); }
.sp-dots i.done { background: rgba(0,255,2,.35); }
/* footer row — always the last flex child, so it sits a fixed distance
   from the box's bottom edge (anchored via `bottom:18px`) no matter how
   many lines the text above grows to; it never drifts. */
.sp-btns { display: flex; align-items: center; justify-content: flex-end; gap: 8px; flex: 0 0 auto; }
.sp-next {
  font: 700 .6rem/1 var(--font-d); letter-spacing: .12em; color: var(--bg);
  background: var(--green); border-radius: 999px; padding: 7px 12px;
  transition: transform .18s var(--spring), filter .2s;
  box-shadow: 0 0 14px rgba(0, 255, 2, .35);
}
.sp-next:hover { transform: translateY(-1px) scale(1.05); filter: brightness(1.1); }
.sp-next:active { transform: scale(.93); }
.sp-close {
  font: 600 .7rem/1 var(--font-m); color: var(--dim);
  border: 1px solid var(--line); border-radius: 999px; width: 24px; height: 24px;
  display: grid; place-items: center; transition: all .2s;
}
.sp-close:hover { color: var(--ink); border-color: var(--line-brt); }
.sp-mute { font: 600 .46rem/1 var(--font-m); letter-spacing: .1em; color: var(--faint); padding: 3px; margin-right: auto; }
.sp-mute:hover { color: var(--dim); text-decoration: underline; }
@media (max-width: 560px) { #sparky-box { left: 10px; right: 10px; width: auto; bottom: 10px; } }

/* recommended-level chip on world-map plates */
.world-node .wn-rec {
  font: 700 .44rem/1.5 var(--font-m); font-style: normal; letter-spacing: .14em;
  color: var(--green); opacity: .85;
}

/* ── curriculum flow rework: zone colours + progression cues ──── */
/* each location signs itself in its own colour (--zc set inline) */
.world-node:not(.locked) .wn-glyph { border-color: color-mix(in srgb, var(--zc, #a35bff) 75%, transparent); }
.world-node:not(.locked) .wn-plate b { color: var(--zc, var(--ink)); }
.world-node.here .wn-glyph { border-color: rgba(0, 255, 2, .65); }

/* completion bar on the plate */
.wn-prog {
  width: 86px; height: 4px; border-radius: 999px; overflow: hidden;
  background: rgba(255, 255, 255, .1); margin-top: 3px;
}
.wn-prog b {
  display: block; height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--zc, var(--brand)), var(--green));
  box-shadow: 0 0 8px color-mix(in srgb, var(--zc, var(--brand)) 60%, transparent);
  transition: width .6s var(--spring);
}
.wn-cleared {
  font: 700 .5rem/1.5 var(--font-m); font-style: normal; letter-spacing: .16em;
  color: var(--green); text-shadow: 0 0 10px rgba(0, 255, 2, .5);
}
.world-node.clear .wn-glyph::after {
  content: "✓"; position: absolute; top: -4px; right: -4px;
  width: 17px; height: 17px; border-radius: 50%;
  display: grid; place-items: center;
  font: 800 .6rem/1 var(--font-d); color: var(--bg);
  background: var(--green); box-shadow: 0 0 10px rgba(0, 255, 2, .6);
}
.world-node .wn-glyph { position: relative; }

/* ▼ NEXT — the one place to go now */
.wn-next {
  position: absolute; top: -21px; left: 50%; transform: translateX(-50%);
  font: 800 .52rem/1 var(--font-m); letter-spacing: .18em; white-space: nowrap;
  color: var(--green); text-shadow: 0 0 12px rgba(0, 255, 2, .7);
  animation: next-bounce 1.1s ease-in-out infinite;
  pointer-events: none;
}
@keyframes next-bounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(-5px); } }

/* undone trail marches toward the next objective */
.world-trail .t-rest { animation: trail-march 1.4s linear infinite; }
@keyframes trail-march { to { stroke-dashoffset: -2; } }

/* quest list — the zone's flow as numbered steps */
.loc-banner { border-color: color-mix(in srgb, var(--zc, #a35bff) 40%, transparent); }
.lb-place { color: var(--zc, var(--pink)); }
.lb-spot { display: inline-flex; align-items: center; gap: 6px; }
.lb-spot i {
  font: 800 .5rem/1 var(--font-m); font-style: normal; letter-spacing: .05em;
  color: var(--zc, var(--pink));
}
.lb-spot.done { color: var(--faint); border-color: rgba(0, 255, 2, .25); }
.lb-spot.done i { color: var(--green); }
.lb-spot.next {
  color: var(--ink); border-color: var(--zc, var(--pink));
  box-shadow: 0 0 14px color-mix(in srgb, var(--zc, #a35bff) 35%, transparent);
  animation: next-glow 1.6s ease-in-out infinite;
}
@keyframes next-glow {
  0%, 100% { box-shadow: 0 0 8px color-mix(in srgb, var(--zc, #a35bff) 25%, transparent); }
  50% { box-shadow: 0 0 18px color-mix(in srgb, var(--zc, #a35bff) 55%, transparent); }
}

/* location headers take the zone colour */
.view .view-head h2 b { color: var(--zc, var(--pink)); }

/* ── local area maps — zones as connected interiors, not lists ── */
.local-map { margin-bottom: 26px; animation: view-in .5s var(--spring) both; }
.lm-head {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 0 4px 10px;
}
.lm-place { font: 700 .8rem/1 var(--font-d); letter-spacing: .12em; color: var(--zc, var(--pink)); }
.lm-flavor { font: 500 .62rem/1.4 var(--font-m); letter-spacing: .08em; color: var(--dim); }
.lm-count { margin-left: auto; font: 700 .58rem/1 var(--font-m); letter-spacing: .14em; color: var(--green); }

.lm-canvas {
  position: relative; height: clamp(420px, 68vh, 820px);
  border-radius: var(--r-lg); border: 1px solid color-mix(in srgb, var(--zc, #a35bff) 35%, transparent);
  overflow: hidden;
  background:
    radial-gradient(600px 320px at 20% 0%, color-mix(in srgb, var(--zc, #6f00ff) 13%, transparent), transparent 60%),
    radial-gradient(520px 300px at 85% 100%, color-mix(in srgb, var(--zc, #6f00ff) 9%, transparent), transparent 60%),
    repeating-linear-gradient(0deg, transparent 0 38px, rgba(255,255,255,.03) 38px 39px),
    repeating-linear-gradient(90deg, transparent 0 38px, rgba(255,255,255,.03) 38px 39px),
    rgba(8, 4, 20, .55);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: inset 0 0 80px rgba(0, 0, 0, .5);
}
.lm-watermark {
  position: absolute; right: 4%; top: 50%; transform: translateY(-50%);
  font-size: clamp(120px, 22vw, 230px); line-height: 1;
  opacity: .05; filter: saturate(.4); pointer-events: none;
}
.lm-prop { position: absolute; font-size: 1.5rem; opacity: .3; filter: saturate(.75); pointer-events: none; }
.lm-prop-0 { left: 4%; top: 9%; animation: ma-bob 4.5s ease-in-out infinite; }
.lm-prop-1 { left: 46%; bottom: 7%; animation: ma-bob 5.5s ease-in-out .8s infinite; }
.lm-prop-2 { right: 7%; top: 12%; animation: ma-bob 5s ease-in-out .4s infinite; }

.lm-path { position: absolute; inset: 0; width: 100%; height: 100%; }
.lm-path line {
  stroke: color-mix(in srgb, var(--zc, #a35bff) 40%, transparent);
  stroke-width: .7; stroke-dasharray: .5 2; stroke-linecap: round;
  animation: trail-march 1.4s linear infinite;
}
.lm-path line.seg-done { stroke: var(--green); opacity: .85; animation: none; }

/* rooms — doorways into each game */
.lm-room {
  position: absolute; transform: translate(-50%, -50%); z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  animation: view-in .5s var(--spring) both; animation-delay: var(--d, 0ms);
}
.lm-door {
  position: relative;
  display: grid; place-items: center;
  width: 64px; height: 70px; font-size: 1.7rem;
  border-radius: 30px 30px 10px 10px;   /* doorway arch */
  background: linear-gradient(170deg, color-mix(in srgb, var(--zc, #6f00ff) 30%, rgba(10,6,24,.7)), rgba(10, 6, 24, .8));
  border: 2px solid color-mix(in srgb, var(--zc, #a35bff) 55%, transparent);
  box-shadow: 0 6px 22px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255,255,255,.12);
  transition: transform .3s var(--spring), box-shadow .3s;
}
.lm-room:hover .lm-door {
  transform: scale(1.12) rotate(-3deg);
  box-shadow: 0 10px 30px color-mix(in srgb, var(--zc, #6f00ff) 40%, rgba(0,0,0,.5));
}
.lm-room:active .lm-door { transform: scale(.95); }
.lm-tick {
  position: absolute; top: -6px; right: -8px;
  width: 18px; height: 18px; border-radius: 50%;
  display: grid; place-items: center;
  font: 800 .62rem/1 var(--font-d); font-style: normal; color: var(--bg);
  background: var(--green); box-shadow: 0 0 10px rgba(0, 255, 2, .6);
}
.lm-room.next .lm-door { animation: here-pulse 1.8s ease-in-out infinite; }
.lm-next {
  position: absolute; top: -24px; left: 50%; transform: translateX(-50%);
  font: 800 .52rem/1 var(--font-m); letter-spacing: .18em; white-space: nowrap;
  color: var(--green); text-shadow: 0 0 12px rgba(0, 255, 2, .7);
  animation: next-bounce 1.1s ease-in-out infinite;
  pointer-events: none; z-index: 4;
}
.lm-plate {
  display: flex; flex-direction: column; align-items: center; gap: 1px;
  padding: 5px 10px; border-radius: 10px; white-space: nowrap;
  background: rgba(10, 6, 24, .85); border: 1px solid var(--line-brt);
}
.lm-plate b { font: 700 .6rem/1.3 var(--font-d); letter-spacing: .07em; color: var(--ink); }
.lm-plate em { font: 600 .46rem/1.5 var(--font-m); font-style: normal; letter-spacing: .1em; color: var(--dim); }
.lm-room.done .lm-plate em { color: var(--green); }
.lm-room.next .lm-plate b { color: var(--zc, var(--pink)); }

.lm-sparky {
  position: absolute; z-index: 4; pointer-events: none;
  width: 30px; height: 36px;
  /* standalone `translate` (not `transform`) — see .px-sparky's comment:
     ma-bob's infinite keyframes own `transform` outright, so the stand-
     beside-the-door offset has to live on the independent property or
     it gets discarded and sparky renders on top of the room instead. */
  translate: -275% -125%;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,.6));
  animation: ma-bob 2.4s ease-in-out infinite;
}
.lm-sparky i { display: block; }

/* inside a room — back bar */
.room-back {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-bottom: 22px; padding: 10px 14px;
  border-radius: var(--r-md);
  background: linear-gradient(100deg, color-mix(in srgb, var(--zc, #6f00ff) 16%, transparent), transparent 70%);
  border: 1px solid color-mix(in srgb, var(--zc, #a35bff) 40%, transparent);
  animation: view-in .4s var(--spring) both;
}
.rb-out {
  font: 700 .64rem/1 var(--font-d); letter-spacing: .12em; color: var(--dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px;
  transition: all .2s var(--spring);
}
.rb-out:hover { color: var(--ink); border-color: var(--zc, var(--pink)); transform: translateX(-3px); }
.rb-room { font: 500 .8rem/1 var(--font-d); color: var(--dim); }
.rb-room b { color: var(--zc, var(--pink)); letter-spacing: .06em; }
.rb-step { margin-left: auto; font: 700 .56rem/1 var(--font-m); letter-spacing: .14em; color: var(--faint); }

@media (max-width: 640px) {
  .lm-canvas { height: 500px; }
  .lm-plate em { display: none; }
  .lm-door { width: 54px; height: 60px; font-size: 1.4rem; }
}

/* ── arcing electricity overlays (Tesla's Lab / AM2 Colosseum) ── */
.arc-ov { position: absolute; inset: -10%; width: 120%; height: 120%; pointer-events: none; overflow: visible; z-index: 2; }
.arc-bolt {
  fill: none; stroke-linecap: round; stroke-linejoin: round; opacity: 0;
  animation: arc-flicker 1.4s ease-in-out infinite;
  animation-delay: var(--ad, 0s);
}
@keyframes arc-flicker {
  0%, 100% { opacity: 0; }
  4% { opacity: .9; } 6% { opacity: .1; } 9% { opacity: .85; } 13% { opacity: 0; }
  47% { opacity: 0; } 50% { opacity: .7; } 53% { opacity: 0; }
  81% { opacity: 0; } 84% { opacity: .95; } 88% { opacity: .2; } 91% { opacity: 0; }
}
.arc-volt .arc-bolt.b0 { stroke: #3ae8ff; stroke-width: 1.6; filter: drop-shadow(0 0 3px #3ae8ff); }
.arc-volt .arc-bolt.b1 { stroke: #a35bff; stroke-width: 1.3; filter: drop-shadow(0 0 3px #a35bff); animation-duration: 1.1s; }
.arc-boss .arc-bolt { stroke: #ff3c3c; stroke-width: 2.2; filter: drop-shadow(0 0 5px #ff3c3c) drop-shadow(0 0 9px rgba(255,60,60,.55)); animation-duration: .5s; }
.arc-boss .arc-bolt.b1 { stroke-width: 1.6; animation-duration: .42s; }
.arc-boss .arc-bolt.b2 { stroke: #ffb347; stroke-width: 1.1; animation-duration: .65s; }

/* the local-map "top banner" badge — same arc treatment, smaller */
.lm-badge {
  position: relative; flex: 0 0 auto;
  display: grid; place-items: center;
  width: 42px; height: 42px; font-size: 1.25rem;
  border-radius: 50%;
  background: linear-gradient(150deg, color-mix(in srgb, var(--zc, #6f00ff) 35%, rgba(10,6,24,.6)), rgba(10, 6, 24, .7));
  border: 2px solid color-mix(in srgb, var(--zc, #a35bff) 55%, transparent);
}
.lm-badge.arc-badge-volt { box-shadow: 0 0 16px rgba(58, 232, 255, .35); }
.lm-badge.arc-badge-boss { box-shadow: 0 0 18px rgba(255, 60, 60, .4); animation: boss-glow-pulse 1.8s ease-in-out infinite; }
@keyframes boss-glow-pulse { 0%, 100% { box-shadow: 0 0 16px rgba(255,60,60,.35); } 50% { box-shadow: 0 0 30px rgba(255,60,60,.65); } }

/* ── lighter CSS-only hover flourishes on the other world-map icons ── */
.world-node[data-nav="l2"]:not(.locked):hover .wn-glyph::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: radial-gradient(circle at 50% 42%, rgba(255, 200, 80, .9), transparent 62%);
  animation: weld-spark .35s ease-out;
}
@keyframes weld-spark { 0% { opacity: 0; transform: scale(.4); } 30% { opacity: 1; } 100% { opacity: 0; transform: scale(1.3); } }

.world-node[data-nav="l3"]:not(.locked):hover .wn-glyph::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%; overflow: hidden;
  background: linear-gradient(100deg, transparent 30%, rgba(163, 91, 255, .55) 48%, transparent 62%);
  background-size: 250% 100%;
  animation: scan-sweep .9s ease-in-out;
}
@keyframes scan-sweep { from { background-position: 130% 0; } to { background-position: -30% 0; } }

.world-node[data-nav="regs"]:not(.locked):hover .wn-glyph {
  animation: candle-flicker 1.1s steps(7) infinite;
}
@keyframes candle-flicker {
  0%, 100% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 14px rgba(255,107,107,.4); }
  20% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 8px rgba(255,107,107,.2); }
  40% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 20px rgba(255,107,107,.55); }
  60% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 10px rgba(255,107,107,.25); }
  80% { box-shadow: 0 0 22px rgba(111,0,255,.35), inset 0 1px 0 rgba(255,255,255,.15), 0 0 18px rgba(255,107,107,.5); }
}

.world-node[data-nav="design"]:not(.locked):hover .wn-glyph::before {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 2px solid rgba(207, 201, 232, .65);
  animation: ring-pulse .6s ease-out;
}
@keyframes ring-pulse { from { opacity: 1; transform: scale(.8); } to { opacity: 0; transform: scale(1.35); } }

.world-node.gold:not(.locked):hover .wn-glyph::before {
  content: "✨"; position: absolute; top: -9px; right: -7px; font-size: .85rem;
  animation: sparkle-pop .55s ease-out;
}
@keyframes sparkle-pop {
  from { opacity: 0; transform: scale(.3) rotate(-15deg); }
  50% { opacity: 1; }
  to { opacity: 0; transform: scale(1.1) rotate(15deg) translateY(-7px); }
}

/* ── ask-sparky help FAB + question menu ─────────────────────── */
#sparky-fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 248;
  width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(14, 8, 30, .88);
  border: 2px solid rgba(163, 91, 255, .55);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .5), 0 0 22px rgba(111, 0, 255, .3);
  transition: transform .25s var(--spring), box-shadow .25s, opacity .3s;
  animation: fab-in .5s var(--spring) both;
}
@keyframes fab-in { from { opacity: 0; transform: translateY(20px) scale(.7); } }
#sparky-fab:hover { transform: scale(1.12) rotate(-4deg); box-shadow: 0 12px 36px rgba(0,0,0,.55), 0 0 30px rgba(111, 0, 255, .5); }
#sparky-fab:active { transform: scale(.92); }
#sparky-fab .spf-px { display: block; margin: -8px 0 0 -13px; animation: ma-bob 2.6s ease-in-out infinite; }
#sparky-fab b {
  position: absolute; top: -3px; right: -3px;
  width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center;
  font: 800 .72rem/1 var(--font-d); color: var(--bg);
  background: var(--green); box-shadow: 0 0 10px rgba(0, 255, 2, .6);
}

#sparky-menu {
  position: fixed; right: 18px; bottom: 86px; z-index: 249;
  width: min(320px, calc(100vw - 36px));
  border-radius: var(--r-lg);
  background: rgba(14, 8, 30, .92);
  border: 1px solid rgba(163, 91, 255, .5);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 16px 50px rgba(0, 0, 0, .55), 0 0 30px rgba(111, 0, 255, .25);
  opacity: 0; transform: translateY(16px) scale(.95); transform-origin: bottom right;
  transition: opacity .28s, transform .3s var(--spring);
  pointer-events: none;
  overflow: hidden;
}
#sparky-menu.show { opacity: 1; transform: none; pointer-events: auto; }
.spm-head {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px 10px;
  font: 700 .68rem/1 var(--font-d); letter-spacing: .16em; color: var(--yellow);
  border-bottom: 1px solid var(--line);
}
.spm-head span { font: 600 .5rem/1 var(--font-m); letter-spacing: .12em; color: var(--faint); }
.spm-close {
  margin-left: auto; width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center;
  font: 600 .66rem/1 var(--font-m); color: var(--dim);
  border: 1px solid var(--line); transition: all .2s;
}
.spm-close:hover { color: var(--ink); border-color: var(--line-brt); }
.spm-list { display: flex; flex-direction: column; padding: 8px; gap: 3px; max-height: 46vh; overflow-y: auto; }
.spm-q {
  text-align: left; font: 500 .76rem/1.4 var(--font-d); color: var(--dim);
  padding: 8px 10px; border-radius: 9px;
  transition: all .18s var(--spring);
}
.spm-q:hover { color: var(--ink); background: var(--glass-brt); transform: translateX(3px); }
.spm-q::before { content: "⚡ "; color: var(--pink); }
.spm-q-joke { border-top: 1px dashed var(--line); margin-top: 3px; padding-top: 11px; }
.spm-q-joke::before { content: "😄 "; }

@media (max-width: 560px) {
  #sparky-fab { right: 10px; bottom: 10px; width: 52px; height: 52px; }
  #sparky-menu { right: 10px; bottom: 72px; }
}

/* ── splash / intro screen ───────────────────────────────────── */
body.splashing { overflow: hidden; }
#splash {
  position: fixed; inset: 0; z-index: 400;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: clamp(20px, 4vh, 40px);
  padding: 24px;
  background:
    radial-gradient(900px 600px at 75% 12%, rgba(111, 0, 255, .3), transparent 60%),
    radial-gradient(700px 520px at 18% 85%, rgba(0, 255, 2, .09), transparent 60%),
    radial-gradient(1200px 800px at 50% 50%, rgba(12, 6, 32, .6), transparent 90%),
    var(--bg);
  transition: opacity .55s ease, transform .6s var(--ease);
}
#splash.out { opacity: 0; transform: scale(1.05); pointer-events: none; }

.spl-motes { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.spl-motes i {
  position: absolute; bottom: -3vh;
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green), 0 0 18px rgba(0, 255, 2, .5);
  opacity: 0; transform: scale(var(--ms, 1));
  animation: spl-rise linear infinite;
}
@keyframes spl-rise {
  0% { transform: translateY(0) scale(var(--ms, 1)); opacity: 0; }
  8% { opacity: .8; }
  85% { opacity: .5; }
  100% { transform: translateY(-108vh) scale(var(--ms, 1)); opacity: 0; }
}

.spl-arcs { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.spl-bolt {
  fill: none; stroke-linecap: round; stroke-linejoin: round; opacity: 0;
  animation: arc-flicker 1.6s ease-in-out infinite;
  animation-delay: var(--ad, 0s);
}
.spl-bolt.sb0 { stroke: #a35bff; stroke-width: .5; filter: drop-shadow(0 0 4px #a35bff); }
.spl-bolt.sb1 { stroke: var(--green); stroke-width: .35; filter: drop-shadow(0 0 4px rgba(0,255,2,.8)); animation-duration: 1.2s; }
.spl-bolt.sb2 { stroke: #3ae8ff; stroke-width: .3; filter: drop-shadow(0 0 3px #3ae8ff); animation-duration: 1.9s; }

.spl-hero { position: relative; display: flex; flex-direction: column; align-items: center; gap: 14px; text-align: center; }
.spl-sparky {
  width: 112px; height: 140px;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, .65)) drop-shadow(0 0 26px rgba(111, 0, 255, .35));
  animation: spl-pop .8s var(--spring) .15s both, ma-bob 3s ease-in-out 1s infinite;
}
@keyframes spl-pop { from { opacity: 0; transform: translateY(40px) scale(.4); } }
.spl-sparky i { display: block; }

.spl-title { display: flex; font-size: clamp(2.6rem, 8vw, 5.2rem); font-weight: 700; letter-spacing: .04em; line-height: 1; }
.spl-title span {
  background: linear-gradient(95deg, #fff 5%, #b47aff 50%, var(--brand) 75%, var(--green) 120%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: spl-letter .6s var(--spring) var(--d, 0ms) both;
}
@keyframes spl-letter { from { opacity: 0; transform: translateY(26px) rotate(6deg) scale(.6); } }
.spl-tag {
  font: 600 clamp(.6rem, 1.6vw, .78rem)/1.6 var(--font-m); letter-spacing: .22em;
  color: var(--dim); animation: view-in .7s var(--spring) 1.1s both;
}
.spl-tag b { color: var(--green); font-weight: 600; }

.spl-login {
  position: relative; width: min(400px, 92vw);
  display: flex; flex-direction: column; align-items: center; gap: 13px;
  padding: 20px 22px;
  border-radius: var(--r-lg);
  background: rgba(14, 8, 30, .8);
  border: 1px solid rgba(163, 91, 255, .45);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .55), 0 0 34px rgba(111, 0, 255, .2);
  opacity: 0; transform: translateY(26px);
  transition: opacity .5s ease, transform .55s var(--spring);
  pointer-events: none;
}
.spl-login.show { opacity: 1; transform: none; pointer-events: auto; }
.spl-login h3 { font: 700 .8rem/1 var(--font-d); letter-spacing: .18em; color: var(--yellow); }
.spl-users { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.spl-user {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 9px 16px; border-radius: 13px;
  border: 1px solid var(--line-brt); background: var(--glass);
  transition: all .2s var(--spring);
}
.spl-user:hover { border-color: var(--green); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0, 255, 2, .15); }
.spl-user b { font: 700 .8rem/1 var(--font-d); letter-spacing: .06em; color: var(--ink); }
.spl-user span { font: 600 .5rem/1 var(--font-m); letter-spacing: .14em; color: var(--green); }
.spl-new { display: flex; gap: 8px; width: 100%; }
.spl-new input {
  flex: 1; min-width: 0; padding: 11px 14px; border-radius: 999px;
  background: rgba(255, 255, 255, .05); border: 1px solid var(--line-brt);
  color: var(--ink); font: 600 .78rem/1 var(--font-m); letter-spacing: .1em;
  outline: none; transition: border-color .2s, box-shadow .2s;
}
.spl-new input:focus { border-color: var(--pink); box-shadow: 0 0 14px rgba(111, 0, 255, .3); }
.spl-new input::placeholder { color: var(--faint); }
.spl-new input.shake { animation: spl-shake .4s ease; border-color: #ff5a5a; }
@keyframes spl-shake { 20% { transform: translateX(-6px); } 45% { transform: translateX(5px); } 70% { transform: translateX(-3px); } 90% { transform: translateX(2px); } }
.spl-note { font: 500 .56rem/1.6 var(--font-m); letter-spacing: .06em; color: var(--faint); text-align: center; }
.spl-note #spl-switch { color: var(--pink); text-decoration: underline; }
.spl-enter { padding: 12px 34px; font-size: .8rem; letter-spacing: .14em; }

.tb-user { color: var(--pink); border-color: rgba(163, 91, 255, .4); white-space: nowrap; }

/* ── splash welcome dialogue (post-START intro sequence) ────────
   Everything except sparky slides/fades away; a larger cousin of
   the site-wide dialogue box opens beside him. */
.spl-hero { transition: gap .5s var(--ease); }
#splash.intro .spl-hero {
  flex-direction: row; align-items: center; text-align: left;
  gap: clamp(18px, 3vw, 40px);
}
.spl-title, .spl-tag {
  transition: opacity .5s ease, transform .5s var(--ease);
}
#splash.intro .spl-title, #splash.intro .spl-tag {
  position: absolute; opacity: 0; transform: translateY(-26px); pointer-events: none;
}
#splash.intro .spl-sparky { animation: ma-bob 3s ease-in-out infinite; }

.spl-dialog {
  width: min(560px, 88vw);
  display: flex; flex-direction: column; align-items: flex-start; gap: 10px;
  padding: 22px 26px 20px;
  border-radius: var(--r-lg);
  background: rgba(14, 8, 30, .88);
  border: 1px solid rgba(163, 91, 255, .5);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .55), 0 0 34px rgba(111, 0, 255, .25);
  opacity: 0; transform: translateX(-24px) scale(.96);
  transition: opacity .5s ease .1s, transform .55s var(--spring) .1s;
  pointer-events: none;
}
#splash.intro .spl-dialog { opacity: 1; transform: none; pointer-events: auto; }
.spl-dg-name { font: 700 .78rem/1 var(--font-d); letter-spacing: .16em; color: var(--yellow); }
.spl-dg-name span { font: 600 .56rem/1 var(--font-m); letter-spacing: .14em; color: var(--faint); margin-left: 8px; }
.spl-dg-text { font: 500 1rem/1.6 var(--font-d); color: var(--ink); min-height: 3.2em; text-align: left; }
#splash .spl-dialog.typing .spl-dg-text::after { content: "▍"; color: var(--green); animation: caret-blink .7s steps(1) infinite; }
.spl-dg-dots { display: flex; gap: 6px; }
.spl-dg-dots i { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,.15); transition: background .2s; }
.spl-dg-dots i.on { background: var(--green); box-shadow: 0 0 8px rgba(0,255,2,.6); }
.spl-dg-dots i.done { background: rgba(0,255,2,.35); }
.spl-dg-next { align-self: flex-end; }

@media (max-width: 780px) {
  #splash.intro .spl-hero { flex-direction: column; }
  .spl-dialog { width: min(440px, 92vw); }
}

/* ── THE YARD — experimental L2 practical sim ────────────────── */
.yard-entry {
  display: flex; align-items: center; gap: 16px;
  width: 100%; max-width: 1640px; margin: 18px auto 0;
  padding: 16px 20px; border-radius: var(--r-lg); text-align: left;
  background: linear-gradient(100deg, rgba(255, 176, 74, .1), rgba(111, 0, 255, .08));
  border: 1px dashed rgba(255, 201, 61, .45);
  transition: border-color .25s, transform .25s var(--spring), box-shadow .25s;
}
.yard-entry:hover { border-color: var(--yellow); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(255, 176, 74, .12); }
.ye-tag {
  flex: 0 0 auto; font: 800 .5rem/1 var(--font-m); letter-spacing: .16em;
  color: var(--yellow); border: 1px solid rgba(255, 201, 61, .5);
  padding: 5px 9px; border-radius: 999px;
}
.ye-glyph { font-size: 1.7rem; }
.ye-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.ye-body b { font: 700 .85rem/1.3 var(--font-d); letter-spacing: .1em; color: var(--ink); }
.ye-body em { font: 500 .62rem/1.5 var(--font-m); font-style: normal; letter-spacing: .06em; color: var(--dim); }
.ye-go { font: 700 .66rem/1 var(--font-d); letter-spacing: .12em; color: var(--yellow); white-space: nowrap; }

.l2-chips { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.l2-chip { font: 600 .6rem/1 var(--font-m); letter-spacing: .12em; color: var(--dim); border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; }
.l2-chip b { color: var(--green); }
.l2-drawing-btn { padding: 7px 14px; font-size: .62rem; }

.l2-cutlist h4 { font: 700 .7rem/1 var(--font-d); letter-spacing: .14em; color: var(--dim); margin-bottom: 12px; }
.l2-cuts { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 9px; }
.l2-cut {
  display: flex; flex-direction: column; align-items: flex-start; gap: 3px;
  padding: 10px 12px; border-radius: var(--r-sm); text-align: left;
  background: var(--glass); border: 1px solid var(--line);
  transition: border-color .2s, transform .2s var(--spring);
}
.l2-cut:not([disabled]):hover { border-color: var(--yellow); transform: translateY(-2px); }
.l2-cut i { font-style: normal; }
.l2-cut b { font: 700 .68rem/1.3 var(--font-d); letter-spacing: .05em; color: var(--ink); }
.l2-cut em { font: 500 .56rem/1.4 var(--font-m); font-style: normal; color: var(--dim); }
.l2-cut span { font: 700 .56rem/1.4 var(--font-m); letter-spacing: .08em; }
.l2-cut.good { border-color: rgba(0, 255, 2, .5); } .l2-cut.good span { color: var(--green); }
.l2-cut.ok { border-color: rgba(255, 201, 61, .5); } .l2-cut.ok span { color: var(--yellow); }
.l2-cut.bad { border-color: rgba(255, 90, 90, .5); } .l2-cut.bad span { color: #ff6b6b; }

.l2-toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.l2-rack-label { font: 700 .52rem/1 var(--font-m); letter-spacing: .16em; color: var(--faint); margin-right: 4px; }
.l2-stock, .l2-tool {
  display: inline-flex; flex-direction: column; align-items: flex-start; gap: 2px;
  font: 600 .62rem/1.3 var(--font-d); letter-spacing: .06em; color: var(--dim);
  border: 1px solid var(--line); border-radius: var(--r-sm); padding: 8px 12px;
  transition: all .2s var(--spring);
}
.l2-tool { flex-direction: row; }
.l2-stock em { font: 500 .5rem/1 var(--font-m); font-style: normal; color: var(--faint); }
.l2-stock:hover, .l2-tool:hover { color: var(--ink); border-color: var(--line-brt); }
.l2-stock.on, .l2-tool.on { color: var(--ink); border-color: var(--yellow); box-shadow: 0 0 12px rgba(255, 201, 61, .2); }

.l2-work { margin-top: 12px; }
.l2-stockbar {
  position: relative; height: 46px; border-radius: 8px; cursor: crosshair;
  background: linear-gradient(180deg, color-mix(in srgb, var(--sc, #9aa3b5) 80%, #fff), color-mix(in srgb, var(--sc, #9aa3b5) 65%, #000));
  border: 1px solid rgba(255, 255, 255, .2);
  box-shadow: inset 0 -6px 12px rgba(0, 0, 0, .35);
  overflow: visible;
}
.l2-mark { position: absolute; top: 0; bottom: 0; width: 2px; background: #1a1530; }
.l2-mark::after { content: "✏️"; position: absolute; top: -18px; left: -7px; font-size: .7rem; }
.l2-tapehead {
  position: absolute; top: 0; bottom: 0; width: 2px; background: rgba(0, 255, 2, .7); pointer-events: none;
}
.l2-tapehead b { position: absolute; top: -22px; left: 4px; font: 700 .58rem/1 var(--font-m); color: var(--green); white-space: nowrap; }
.l2-kerf { position: absolute; top: -8px; bottom: -8px; width: 0; }
.l2-kerf-band {
  position: absolute; top: -22px; left: -46px; width: 92px; height: 14px;
  border-radius: 999px; background: rgba(255, 255, 255, .12); border: 1px solid var(--line-brt);
}
.l2-kerf-band i { position: absolute; top: 1px; width: 10px; height: 10px; border-radius: 50%; background: var(--yellow); transform: translateX(-50%); }
.l2-kerf b { position: absolute; bottom: -18px; left: -12px; font: 700 .6rem/1 var(--font-m); color: var(--yellow); }
.l2-workhint { margin-top: 26px; font: 500 .68rem/1.6 var(--font-m); letter-spacing: .04em; color: var(--dim); }
.l2-workhint.warn { color: var(--yellow); }
.l2-fresh {
  margin-top: 10px; display: inline-block;
  font: 600 .66rem/1 var(--font-m); letter-spacing: .06em; color: var(--ink);
  border: 1px solid rgba(0, 255, 2, .4); border-radius: 999px; padding: 8px 14px;
}
.l2-finish { text-align: center; }

.l2-drawing-ov {
  position: fixed; inset: 0; z-index: 300;
  display: grid; place-items: center;
  background: rgba(6, 3, 18, .8); backdrop-filter: blur(8px);
}
.l2-drawing-panel {
  position: relative; width: min(760px, 94vw);
  background: rgba(14, 8, 30, .95); border: 1px solid rgba(163, 91, 255, .5);
  border-radius: var(--r-lg); padding: 20px;
}
.l2-dclose { position: absolute; top: 10px; right: 12px; font: 600 .8rem/1 var(--font-m); color: var(--dim); }
.l2-dclose:hover { color: var(--ink); }
.l2-svg { width: 100%; height: auto; }

/* ── Yard step-machine screens (Mission 1 rework) ────────────── */
.l2-stage.l2-in { animation: l2-slide .45s var(--spring) both; }
@keyframes l2-slide { from { opacity: 0; transform: translateX(34px) scale(.985); } }
.l2-title { font: 700 1rem/1.3 var(--font-d); letter-spacing: .12em; margin-bottom: 6px; }
.l2-cut { animation: view-in .45s var(--spring) both; animation-delay: var(--d, 0ms); }
.l2-cta { color: var(--yellow); }

.l2-steps { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.l2-abort {
  font: 700 .56rem/1 var(--font-d); letter-spacing: .1em; color: var(--dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; margin-right: 6px;
  transition: all .2s var(--spring);
}
.l2-abort:hover { color: var(--ink); border-color: var(--yellow); transform: translateX(-2px); }
.l2-dot {
  display: inline-flex; align-items: center; gap: 5px;
  font: 600 .5rem/1 var(--font-m); letter-spacing: .1em; color: var(--faint);
}
.l2-dot b {
  width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center;
  font: 700 .56rem/1 var(--font-d); color: var(--faint);
  border: 1px solid var(--line);
  transition: all .3s var(--spring);
}
.l2-dot.on { color: var(--yellow); }
.l2-dot.on b { color: var(--bg); background: var(--yellow); border-color: var(--yellow); box-shadow: 0 0 12px rgba(255, 201, 61, .5); transform: scale(1.15); }
.l2-dot.done b { color: var(--bg); background: var(--green); border-color: var(--green); }
.l2-piece-tag { font: 600 .68rem/1.5 var(--font-m); letter-spacing: .06em; color: var(--dim); margin-bottom: 14px; }

.l2-toolrow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.l2-toolhint { font: 600 .56rem/1 var(--font-m); letter-spacing: .1em; color: var(--faint); }
.l2-shake { animation: spl-shake .4s ease; border-color: #ff5a5a !important; }

.l2-rackrow { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.l2-rackitem {
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px;
  padding: 16px; border-radius: var(--r-md); text-align: left;
  background: var(--glass); border: 1px solid var(--line);
  animation: view-in .45s var(--spring) both; animation-delay: var(--d, 0ms);
  transition: border-color .2s, transform .2s var(--spring), box-shadow .2s;
}
.l2-rackitem:hover { border-color: var(--yellow); transform: translateY(-3px); box-shadow: 0 8px 24px rgba(255, 201, 61, .12); }
.l2-rackitem i {
  width: 100%; height: 14px; border-radius: 4px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--sc) 85%, #fff), color-mix(in srgb, var(--sc) 60%, #000));
  box-shadow: inset 0 -4px 8px rgba(0,0,0,.3);
}
.l2-rackitem b { font: 700 .74rem/1.3 var(--font-d); letter-spacing: .06em; color: var(--ink); }
.l2-rackitem em { font: 500 .56rem/1.4 var(--font-m); font-style: normal; color: var(--dim); }

.l2-benchzone { padding-top: 26px; transition: opacity .3s; }
.l2-disarmed .l2-stockbar, .l2-disarmed .l2-piecebar { opacity: .45; pointer-events: none; }
.l2-ghost { position: absolute; top: -6px; bottom: -6px; width: 2px; background: rgba(0, 255, 2, .25); }
.l2-ghost::after { content: "target"; position: absolute; bottom: -16px; left: -16px; font: 600 .48rem/1 var(--font-m); color: rgba(0,255,2,.5); }
.l2-next { margin-top: 16px; }
.l2-skip { margin-top: 14px; font-size: .58rem; padding: 8px 14px; }

.l2-piecebar {
  position: relative; height: 46px; max-width: 420px; border-radius: 8px;
  display: flex; align-items: center; padding: 0 16px; cursor: pointer;
  background: linear-gradient(180deg, color-mix(in srgb, var(--sc, #9aa3b5) 80%, #fff), color-mix(in srgb, var(--sc, #9aa3b5) 65%, #000));
  border: 1px solid rgba(255, 255, 255, .2);
  box-shadow: inset 0 -6px 12px rgba(0, 0, 0, .35);
}
.l2-piecebar b { font: 700 .72rem/1 var(--font-m); color: #1a1530; }
.l2-burr {
  position: absolute; right: -14px; top: 50%; translate: 0 -50%;
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; font-style: normal; font-size: .8rem;
  background: conic-gradient(var(--green) var(--p, 0%), rgba(255,255,255,.12) 0);
  border: 2px solid var(--line-brt);
}
.l2-burr.filing { animation: l2-file-rattle .12s linear infinite; }
@keyframes l2-file-rattle { 50% { translate: 1px calc(-50% + 1px); } }

.l2-reveal { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 20px 0 8px; text-align: center; }
.l2-reveal-piece {
  padding: 14px 30px; border-radius: 10px;
  font: 800 1.4rem/1 var(--font-m); color: #1a1530;
  background: linear-gradient(180deg, color-mix(in srgb, var(--sc, #9aa3b5) 85%, #fff), color-mix(in srgb, var(--sc, #9aa3b5) 62%, #000));
  box-shadow: 0 10px 30px rgba(0,0,0,.4), inset 0 -6px 12px rgba(0,0,0,.3);
  animation: l2-pop .55s var(--spring) both;
}
@keyframes l2-pop { from { opacity: 0; transform: translateY(-30px) scale(.6) rotate(-4deg); } }
.l2-reveal-target { font: 500 .68rem/1.5 var(--font-m); color: var(--dim); }
.l2-reveal-target b { color: var(--ink); }
.l2-reveal-verdict {
  display: flex; flex-direction: column; gap: 3px; align-items: center;
  font: 700 .78rem/1.4 var(--font-d); letter-spacing: .1em;
  animation: view-in .4s var(--spring) .25s both;
}
.l2-reveal-verdict.good { color: var(--green); }
.l2-reveal-verdict.ok { color: var(--yellow); }
.l2-reveal-verdict.bad { color: #ff6b6b; }
.l2-reveal-verdict em { font: 600 .56rem/1.4 var(--font-m); font-style: normal; letter-spacing: .08em; color: var(--yellow); }
.l2-finishrow { text-align: center; margin-top: 18px; }

/* ── Yard Mission 2 — bend & prep ────────────────────────────── */
.l2-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0 4px; }
.l2-tab {
  font: 700 .52rem/1 var(--font-m); letter-spacing: .1em; color: var(--faint);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 11px;
  transition: all .2s var(--spring);
}
.l2-tab:not([disabled]):hover { color: var(--ink); border-color: var(--line-brt); }
.l2-tab.on { color: var(--bg); background: var(--yellow); border-color: var(--yellow); }
.l2-tab.clear:not(.on) { color: var(--green); border-color: rgba(0, 255, 2, .35); }
.l2-tab[disabled] { opacity: .45; cursor: not-allowed; }

.l2-bender {
  position: relative; height: 120px; max-width: 560px; overflow: hidden;
  border-radius: var(--r-md); background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
}
.l2-former {
  position: absolute; left: 150px; top: 12px; width: 60px; height: 60px;
  border-radius: 50%; border: 4px solid var(--yellow);
  border-bottom-color: transparent; border-right-color: transparent;
  transform: rotate(45deg);
}
.l2-former span {
  position: absolute; inset: 0; display: grid; place-items: center;
  transform: rotate(-45deg); color: var(--yellow); font-size: 1rem;
  animation: next-bounce 1.1s ease-in-out infinite;
}
.l2-loadbar {
  position: absolute; top: 76px; height: 20px; width: 520px; cursor: grab;
  border-radius: 5px;
  background: linear-gradient(180deg, #b9c2d4, #6c7488);
  box-shadow: inset 0 -4px 8px rgba(0,0,0,.35);
  touch-action: none;
}
.l2-loadbar:active { cursor: grabbing; }
.l2-loadbar .l2-mark { top: -4px; bottom: -4px; }

.l2-gauge { position: relative; max-width: 340px; cursor: pointer; user-select: none; }
.l2-gauge svg { width: 100%; height: auto; }
.l2-deg {
  position: absolute; left: 50%; bottom: 6px; transform: translateX(-50%);
  font: 800 1.3rem/1 var(--font-m); color: var(--ink);
}
.l2-deg.warn { color: #ff5a5a; }

.l2-square { display: grid; place-items: center; width: 110px; }
.l2-square svg { width: 90px; height: 90px; }
.l2-square.good { color: var(--green); } .l2-square.ok { color: var(--yellow); } .l2-square.bad { color: #ff6b6b; }
.l2-square b { font: 800 1.1rem/1 var(--font-m); margin-top: 4px; }

.l2-trayjoint {
  position: relative; width: 250px; height: 120px; margin-top: 4px;
  border-radius: 10px;
  background: repeating-linear-gradient(45deg, rgba(185,194,212,.25) 0 8px, rgba(185,194,212,.1) 8px 16px);
  border: 2px solid #b9c2d4;
  display: grid; grid-template-columns: 1fr 1fr; place-items: center;
}
.l2-hole {
  width: 34px; height: 34px; border-radius: 50%;
  border: 2px dashed var(--line-brt); background: rgba(0, 0, 0, .3);
  font-size: .9rem; display: grid; place-items: center;
  transition: all .2s var(--spring);
}
.l2-hole:not(.fixed):hover { border-color: var(--yellow); transform: scale(1.12); }
.l2-hole.fixed { border-style: solid; border-color: var(--green); }

.l2-orderrow { display: flex; flex-direction: column; gap: 8px; max-width: 520px; }
.l2-orderchip {
  text-align: left; font: 600 .7rem/1.5 var(--font-d); color: var(--dim);
  padding: 11px 14px; border-radius: var(--r-sm);
  background: var(--glass); border: 1px solid var(--line);
  transition: all .2s var(--spring);
}
.l2-orderchip:not([disabled]):hover { color: var(--ink); border-color: var(--yellow); transform: translateX(4px); }
.l2-orderchip.done { color: var(--green); border-color: rgba(0, 255, 2, .35); }

/* ── Yard Missions 3-6 engine ────────────────────────────────── */
.l2-fr { border-color: rgba(0, 255, 2, .45) !important; color: var(--green) !important; }
.l2-fr.on { background: var(--green) !important; color: var(--bg) !important; }
.l2-timer-chip b, .l2-timer-chip { color: var(--yellow) !important; }

.l2-board {
  position: relative; width: 560px; max-width: 100%; height: 240px;
  border-radius: var(--r-md); overflow: hidden;
  background:
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(255,255,255,.04) 39px 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(255,255,255,.04) 39px 40px),
    rgba(120, 90, 60, .12);
  border: 1px solid var(--line-brt);
}
.l2-boardghost {
  position: absolute; border: 2px dashed rgba(0, 255, 2, .5); border-radius: 6px;
  background: rgba(0, 255, 2, .05);
  animation: here-pulse 1.8s ease-in-out infinite;
}
.l2-boarditem {
  position: absolute; display: grid; place-items: center; cursor: grab;
  font: 700 .5rem/1 var(--font-m); letter-spacing: .08em; color: #1a1530;
  background: linear-gradient(180deg, #cfd6e4, #97a1b5);
  border: 1px solid rgba(255,255,255,.4); border-radius: 6px;
  box-shadow: 0 6px 18px rgba(0,0,0,.45);
  touch-action: none; user-select: none;
}
.l2-boarditem:active { cursor: grabbing; }

.l2-vial {
  position: relative; width: 260px; height: 40px; border-radius: 999px;
  background: linear-gradient(180deg, rgba(160, 230, 130, .25), rgba(120, 200, 90, .12));
  border: 2px solid var(--line-brt); overflow: hidden;
}
.l2-bubble {
  position: absolute; top: 5px; width: 40px; height: 26px; border-radius: 50%;
  translate: -50% 0;
  background: radial-gradient(circle at 35% 35%, rgba(255,255,255,.85), rgba(220,255,200,.35));
  transition: left .06s linear;
}
.l2-vline { position: absolute; top: 0; bottom: 0; width: 2px; background: rgba(0,0,0,.4); }
.l2-vline.l { left: calc(50% - 22px); } .l2-vline.r { left: calc(50% + 22px); }

.l2-generic { width: auto; max-width: 280px; background: rgba(255,255,255,.04); }

.l2-tension { position: relative; max-width: 420px; cursor: pointer; user-select: none; }
.l2-tzone {
  position: relative; height: 34px; border-radius: 999px; overflow: hidden;
  background: linear-gradient(90deg, #a33 0 14%, rgba(255,255,255,.08) 24% 76%, #a33 86% 100%);
  border: 1px solid var(--line-brt);
}
.l2-tneedle {
  position: absolute; top: 3px; width: 10px; height: 28px; border-radius: 4px;
  translate: -50% 0; background: var(--ink);
}
.l2-tneedle.hot { background: #ff5a5a; box-shadow: 0 0 12px rgba(255,60,60,.8); }
.l2-tension b { display: block; margin-top: 8px; font: 800 .9rem/1 var(--font-m); color: var(--yellow); }

.l2-stripbar {
  position: relative; width: 300px; height: 44px; cursor: crosshair;
  border-radius: 8px; overflow: hidden;
}
.l2-sheath {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, #b16a3a 0 44%, #c9c9d4 44% 58%, #b16a3a 58% 100%);
  border-radius: 8px; border: 1px solid rgba(255,255,255,.2);
}
.l2-stripzone {
  position: absolute; top: -4px; bottom: -4px; left: 130px; width: 46px;
  border: 2px dashed rgba(0, 255, 2, .45); border-radius: 6px;
}

.l2-reading { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 14px 0; text-align: center; }
.l2-readval {
  font: 800 2rem/1 var(--font-m); color: var(--green);
  text-shadow: 0 0 18px rgba(0, 255, 2, .5);
  animation: l2-pop .5s var(--spring) both;
}
.l2-reading p { font: 500 .72rem/1.6 var(--font-m); color: var(--dim); max-width: 380px; }
.l2-readbtns { display: flex; gap: 10px; }
.l2-workhint.warn { color: var(--yellow); }
.l2-frbreak { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin: 14px 0; }