@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300..700;1,300..700&family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');

:root {
  --ink: #433a36;
  --ink-soft: rgba(67,58,54,0.55);
  --paper: #faf4ec;
  --paper-2: #f3ead9;
  --card: #ffffff;
  --card-edge: #ece3d3;
  /* accents filled by JS palette */
  --accent: #c78a84;
  --pastel-a: #f4c6c0;
  --pastel-b: #e9b6c6;
  --pastel-c: #c8d6e8;
  --pastel-d: #e4d3a8;
  /* scene tokens */
  --sky-1: #f6e3d6;
  --sky-2: #e4efef;
  --sky-3: #eadecc;
  --sky-snow: #e6ebf0;
  --ground-1: #e6d8b6;
  --ground-2: #d8c9a4;
  --sun: #f3c68e;
  --moon: #fbeecf;
  --dusk-top: #c8b6d6;
  --dusk-btm: #f1c9bc;
  --dusk-ground: #6c6a85;
  --hill-1: #e0cda0;
  --hill-2: #cdb78a;
  --pine: #9fb49a;
  --sea: #bcd4d6;
  --sand: #eed9b4;
  --snow: #f3f1ec;
  --wall-plaster: #f6ece0;
  --wall-brick: #e4b4a2;
  --wall-planks: #e1c79b;
  --wall-stripes-a: #f4ece0;
  --wall-stripes-b: #d9b6aa;
  --wall-stone: #d9d1c4;
  --roof: #b89280;
  --chimney: #c99a85;
  --door: #a87463;
  --window: #c4dce3;
  --dog: #ecd9b8;
  --dog-ear: #b89280;
  --water: #bcd4d6;
  --water-stroke: #7a9aa0;
  --stone-light: #d9d1c4;
  --lamp-light: #f6d98e;
  --lamp-glow: #f4cf74;
  --car: #c5a9c9;
  --car-window: #dfeaef;
  --spring-k: 0.8;
}

/* Night mode variant — overrides scene tokens + frame background */
html[data-night="1"] {
  --ink: #eae0d6;
  --ink-soft: rgba(234,224,214,0.55);
  --paper: #1f2033;
  --paper-2: #2b2c44;
  --card: #2f304a;
  --card-edge: #3a3b57;
  --sky-1: #2a2d4a;
  --sky-2: #2e365a;
  --sky-3: #262b44;
  --sky-snow: #2d3451;
  --ground-1: #26253a;
  --ground-2: #1e1d2e;
  --sun: #f0d8a8;
  --moon: #fff2c9;
  --hill-1: #2f2f4a;
  --hill-2: #262643;
  --pine: #506a7a;
  --sea: #3b5367;
  --sand: #2a2a40;
  --snow: #3a4259;
  --wall-plaster: #6d6a8e;
  --wall-brick: #8d6a70;
  --wall-planks: #7a6754;
  --wall-stripes-a: #6d6a8e;
  --wall-stripes-b: #53506f;
  --wall-stone: #5a5c74;
  --roof: #5d485f;
  --chimney: #8a6272;
  --door: #8e6866;
  --window: #f4cf74;
  /* glowing */
}

* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
html {
  font-size: 1vw;
}
html, body {
  margin: 0;
  padding: 0;
  background: var(--paper-2);
  font-family: "Montserrat", sans-serif;
  color: var(--ink);
}

body {
  min-height: 100vh;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  background:
    -o-radial-gradient(50% 0%, 75rem 43.75rem, var(--pastel-a) 0%, transparent 60%),
    -o-radial-gradient(90% 100%, 56.25rem 37.5rem, var(--pastel-c) 0%, transparent 55%),
    var(--paper-2);
  background:
    radial-gradient(75rem 43.75rem at 50% 0%, var(--pastel-a) 0%, transparent 60%),
    radial-gradient(56.25rem 37.5rem at 90% 100%, var(--pastel-c) 0%, transparent 55%),
    var(--paper-2);
  -webkit-transition: background 400ms ease;
  -o-transition: background 400ms ease;
  transition: background 400ms ease;
  background-image: url(../img/main-bg.webp);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

button {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

body.is-welcome #root {
  display: none;
}

body:not(.is-welcome) .welcome-screen {
  display: none;
}

.welcome-screen {
  width: 100%;
  padding: 2rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.welcome-card {
  width: min(100%, 37.5rem);
  padding: 3rem 2rem;
  -webkit-border-radius: 12px;
          border-radius: 12px;
  -webkit-box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.25);
          box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.25);
  background: rgba(255, 255, 255, 0.5);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  text-align: center;
  -webkit-animation: welcomeIn 360ms cubic-bezier(.34,1.56,.64,1) both;
          animation: welcomeIn 360ms cubic-bezier(.34,1.56,.64,1) both;
  -webkit-backdrop-filter: blur(0.75rem);
          backdrop-filter: blur(0.75rem);
  overflow: hidden;
}

.welcome-screen-leaving {
  -webkit-animation: welcomeOut 260ms ease forwards;
          animation: welcomeOut 260ms ease forwards;
}

.welcome-logo {
  display: block;
  max-width: 29rem;
  -o-object-fit: contain;
     object-fit: contain;
  width: 100%;
}

.welcome-title {
  font-family: "Cormorant Garamond", serif;
  font-weight: 700;
  font-size: 3.375rem;
  line-height: 100%;
  letter-spacing: -0.01em;
  text-align: center;
  color: #1a0900;
  margin: 0 0 0.75rem 0;
}

.welcome-text {
  max-width: 21rem;
  font-weight: 400;
  font-size: 0.875rem;
  line-height: 170%;
  letter-spacing: 0.06em;
  text-align: center;
  color: #000;
  margin: 0 0 3rem 0;
}

.welcome-button {
  width: min(100%, 14.375rem);
  -webkit-transition: -webkit-transform 180ms cubic-bezier(.34,1.56,.64,1), -webkit-box-shadow 180ms ease;
  transition: -webkit-transform 180ms cubic-bezier(.34,1.56,.64,1), -webkit-box-shadow 180ms ease;
  -o-transition: transform 180ms cubic-bezier(.34,1.56,.64,1), box-shadow 180ms ease;
  transition: transform 180ms cubic-bezier(.34,1.56,.64,1), box-shadow 180ms ease;
  transition: transform 180ms cubic-bezier(.34,1.56,.64,1), box-shadow 180ms ease, -webkit-transform 180ms cubic-bezier(.34,1.56,.64,1), -webkit-box-shadow 180ms ease;
}

.welcome-button:hover {
  -webkit-transform: translateY(-2px);
      -ms-transform: translateY(-2px);
          transform: translateY(-2px);
}

.welcome-button:active {
  -webkit-transform: translateY(2px);
      -ms-transform: translateY(2px);
          transform: translateY(2px);
}

@-webkit-keyframes welcomeIn {
  from {
    opacity: 0;
    -webkit-transform: translateY(0.625rem) scale(0.98);
            transform: translateY(0.625rem) scale(0.98);
  }

  to {
    opacity: 1;
    -webkit-transform: translateY(0) scale(1);
            transform: translateY(0) scale(1);
  }
}

@keyframes welcomeIn {
  from {
    opacity: 0;
    -webkit-transform: translateY(0.625rem) scale(0.98);
            transform: translateY(0.625rem) scale(0.98);
  }

  to {
    opacity: 1;
    -webkit-transform: translateY(0) scale(1);
            transform: translateY(0) scale(1);
  }
}

@-webkit-keyframes welcomeOut {
  to {
    opacity: 0;
    -webkit-transform: translateY(-0.5rem) scale(0.98);
            transform: translateY(-0.5rem) scale(0.98);
  }
}

@keyframes welcomeOut {
  to {
    opacity: 0;
    -webkit-transform: translateY(-0.5rem) scale(0.98);
            transform: translateY(-0.5rem) scale(0.98);
  }
}
.main {
  width: 100%;
  min-height: 100vh;
}
.stage {
  width: 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  min-height: 100vh;
}

.frame {
  width: 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
}

.frame-finish {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 1.5rem;
  gap: 0;
  background: rgba(255, 248, 240, 0.5);
}
.frame-finish .scene {
  margin: 0 auto;
}
.frame__content {
  text-align: center;
  margin-bottom: 1.75rem;
}

.frame__title {
  margin: 0;
  font-weight: 700;
  font-size: 2rem;
  line-height: 150%;
  text-align: center;
  color: #000;
  margin-bottom: 0.3125rem;
}

.frame__text {
  font-weight: 400;
  font-size: 0.75rem;
  line-height: 150%;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  color: #000;
  margin: 0;
  width: 100%;
  max-width: 26.25rem;
}
.frame-finish .scene {
  -webkit-border-radius: 12px;
          border-radius: 12px;
}

/* ── Top HUD ───────────────────────────────────────── */
.hud-top {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  padding: 0.6rem;
}

.ltabs {
  --ltabs-progress: 0;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 0;
  background: transparent;
  -webkit-border-radius: 0;
          border-radius: 0;
  border: none;
  max-width: 30rem;
  width: 100%;
  margin: auto;
  position: relative;
}

.ltabs::before,
.ltabs::after {
  content: '';
  position: absolute;
  left: 1rem;
  top: 1rem;
  height: 2px;
  pointer-events: none;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
}

.ltabs::before {
  right: 1rem;
  background: rgba(0, 0, 0, 0.1);
}

.ltabs::after {
  width: -webkit-calc((100% - 2rem) * var(--ltabs-progress));
  width: calc((100% - 2rem) * var(--ltabs-progress));
  -webkit-box-shadow: 0 0 6px 0 rgba(255, 199, 44, 0.6);
          box-shadow: 0 0 6px 0 rgba(255, 199, 44, 0.6);
  background: #6d00ff;
}

.ltab {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  text-align: center;
  gap: 4px;
  overflow: hidden;
  cursor: default;
  pointer-events: none;
  -webkit-transition: all 220ms cubic-bezier(.34,1.56,.64,1);
  -o-transition: all 220ms cubic-bezier(.34,1.56,.64,1);
  transition: all 220ms cubic-bezier(.34,1.56,.64,1);
  padding: 0;
  position: relative;
  z-index: 1;
}

.ltab:not(:disabled):hover {
  color: var(--ink);
  background: rgba(255,255,255,0.4);
}

html[data-night="1"] .ltab:not(:disabled):hover {
  background: rgba(255,255,255,0.06);
}


.ltab-num {
  background: #fff8f0;
  font-weight: 600;
  font-size: 0.75rem;
  line-height: 150%;
  color: #fff8f0;
  width: 2rem;
  height: 2rem;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-border-radius: 50%;
          border-radius: 50%;
  position: relative;
  padding: 0;
  border: 2px solid rgba(0, 0, 0, 0.15);
}
.ltab-num::before {
  content: '';
  display: block;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  background-image: url(../img/lock.webp);
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
  width: 1rem;
  height: 1rem;
  -webkit-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.ltab-selected .ltab-num {
  color: #6d00ff;
  border-color: #6d00ff;
  background-color: #6d00ff;
}



.ltab-active .ltab-num {
  color: #6d00ff;
  border-color: #6d00ff;
}
.ltab-active .ltab-num::before {
  opacity: 0;
}
.ltab-selected .ltab-num::before {
  opacity: 1;
  background-image: url(../img/selected.webp);
}
.ltab-title {
  font-weight: 400;
  font-size: 0.5625rem;
  line-height: 150%;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9c7040;
  white-space: nowrap;
}
.ltab-active .ltab-title {
  color: #6d00ff;
  font-weight: 600;
}

.ltab-selected .ltab-title {
  color: #6d00ff;
  font-weight: 600;
}

/* ── Scene ─────────────────────────────────────────── */
.scene {
  width: 100%;
  height: 29rem;
  max-width: 25rem;
  margin: auto;
  min-height: 0;
  -webkit-border-radius: 0;
          border-radius: 0;
  overflow: hidden;
  background: url(../img/scene-bg.webp);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  -webkit-box-shadow: none;
          box-shadow: none;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: stretch;
  -webkit-align-items: stretch;
      -ms-flex-align: stretch;
          align-items: stretch;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-transition: background 400ms ease;
  -o-transition: background 400ms ease;
  transition: background 400ms ease;
}

.scene-image {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.scene-bg-image {
  z-index: 1;
  -o-object-fit: cover;
     object-fit: cover;
}

.scene-house-image {
  z-index: 2;
  -o-object-fit: contain;
     object-fit: contain;
}

.scene-overlay-image {
  z-index: 3;
  -o-object-fit: contain;
     object-fit: contain;
  pointer-events: none;
}

.restart-chip {
  font-weight: 500;
  font-size: 0.75rem;
  line-height: 150%;
  letter-spacing: 0.08em;
  text-align: center;
  color: #da291c;
  padding: 0.5rem;
  z-index: 1;
  -webkit-border-radius: 8px;
          border-radius: 8px;
  background: none;
  outline: none;
  text-decoration: none!important;
  -webkit-box-shadow: none;
          box-shadow: none;
  -webkit-transition: all .3s;
  -o-transition: all .3s;
  transition: all .3s;
  margin-top: 4px;
}
.restart-chip:hover {
  background-color: #da291c;
  color: #fff;
}
/* ── Bottom HUD ────────────────────────────────────── */
.hud-bot {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 1rem;
  padding: 1rem 1.5rem 1.25rem 1.5rem;
  -webkit-box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.08);
          box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.08);
  background: rgba(255, 248, 240, 0.97);
  -webkit-border-radius: 16px 16px 0 0;
          border-radius: 16px 16px 0 0;
}

.dock-head {
  text-align: center;
  width: 100%;
}

.dock-level {
  font-weight: 400;
  font-size: 1.1rem;
  line-height: 120%;
  text-align: center;
  color: #1a0900;
}
.dock-level strong {
  font-weight: 400;
  color: #da291c;
}


.dock {
  background: transparent;
  border: none;
  -webkit-border-radius: 0;
          border-radius: 0;
  width: 100%;
  scrollbar-width: none;
}

.dock::-webkit-scrollbar {
  display: none;
}

.dock-row {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  gap: 0.75rem;
  min-width: -webkit-min-content;
  min-width: -moz-min-content;
  min-width: min-content;
}

.thumb {
  -webkit-box-flex: 1;
  -webkit-flex: 1 0 0;
      -ms-flex: 1 0 0px;
          flex: 1 0 0;
  padding: 0.4rem;
  -webkit-border-radius: 12px;
          border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 0.4375rem;
  position: relative;
  -webkit-box-shadow: 0 1px 4px 0 rgba(0, 0, 0, 0.06);
          box-shadow: 0 1px 4px 0 rgba(0, 0, 0, 0.06);
  background: #fff;
  -webkit-transition:
    border-color 180ms ease,
    -webkit-transform -webkit-calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 180ms ease;
  transition:
    border-color 180ms ease,
    -webkit-transform calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 180ms ease;
  -o-transition:
    transform calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    border-color 180ms ease,
    box-shadow 180ms ease;
  -webkit-transition:
    border-color 180ms ease,
    -webkit-transform -webkit-calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 180ms ease;
  -webkit-transition:
    border-color 180ms ease,
    -webkit-transform -webkit-calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 180ms ease;
  transition:
    transform calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    border-color 180ms ease,
    box-shadow 180ms ease;
  transition:
    transform calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    border-color 180ms ease,
    box-shadow 180ms ease,
    -webkit-transform calc(260ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 180ms ease;
}



.thumb:active {
  -webkit-transform: translateY(0) scale(0.97);
      -ms-transform: translateY(0) scale(0.97);
          transform: translateY(0) scale(0.97);
}

.thumb-sel {
  border-color: #6d00ff;

}

.thumb-art {
  width: 1.75rem;
  height: 1.75rem;
}

.thumb-art img {
  display: block;
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
     object-fit: contain;
}

.thumb-label-sr {
  padding: 0;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
  font-weight: 400;
  font-size: 0.6875rem;
  line-height: 130%;
  letter-spacing: 0.05em;
  text-align: center;
  color: #1a0900;
}

.thumb-tick {
  position: absolute;
  top: -0.375rem;
  right: -0.375rem;
  width: 1.125rem;
  height: 1.125rem;
  -webkit-border-radius: 50%;
          border-radius: 50%;
  background: #6d00ff;
  color: var(--paper);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-animation: tickPop 320ms cubic-bezier(.34,1.56,.64,1);
          animation: tickPop 320ms cubic-bezier(.34,1.56,.64,1);
}
.thumb-tick svg {
  width: 0.625rem;
  height: 0.625rem;
  stroke-width: 3px;
}
@-webkit-keyframes tickPop {
  from {
    -webkit-transform: scale(0.2);
            transform: scale(0.2);
  }

  to {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}
@keyframes tickPop {
  from {
    -webkit-transform: scale(0.2);
            transform: scale(0.2);
  }

  to {
    -webkit-transform: scale(1);
            transform: scale(1);
  }
}

/* ── Nav ───────────────────────────────────────────── */
.nav {
  display: -ms-grid;
  display: grid;
  -ms-grid-columns: 6.25rem 0.625rem 1fr;
  grid-template-columns: 6.25rem 1fr;
  gap: 0.625rem;
  width: 100%;
}

.nav-first {
  -ms-grid-columns: 1fr;
  grid-template-columns: 1fr;
}


.btn {
  font-weight: 700;
  font-size: 0.875rem;
  line-height: 150%;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #1a0900;
  padding: 0.8rem;
  text-align: center;
  text-decoration: none!important;
  outline: none;
  cursor: pointer;
  width: 100%;
  max-width: 14.375rem;
  -webkit-border-radius: 8px;
          border-radius: 8px;
  border: 2px solid #a97a36;
  -webkit-box-shadow: 0 6px 24px 0 rgba(255, 199, 44, 0.45);
          box-shadow: 0 6px 24px 0 rgba(255, 199, 44, 0.45);
  background: -o-linear-gradient(282deg, #ffc72c 0%, #ffd966 100%);
  background: linear-gradient(168deg, #ffc72c 0%, #ffd966 100%);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 0.375rem;
  -webkit-transition:
    background 200ms ease,
    opacity 200ms ease,
    -webkit-transform -webkit-calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 200ms ease;
  transition:
    background 200ms ease,
    opacity 200ms ease,
    -webkit-transform calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 200ms ease;
  -o-transition:
    transform calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    box-shadow 200ms ease,
    background 200ms ease,
    opacity 200ms ease;
  -webkit-transition:
    background 200ms ease,
    opacity 200ms ease,
    -webkit-transform -webkit-calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 200ms ease;
  -webkit-transition:
    background 200ms ease,
    opacity 200ms ease,
    -webkit-transform -webkit-calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 200ms ease;
  transition:
    transform calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    box-shadow 200ms ease,
    background 200ms ease,
    opacity 200ms ease;
  transition:
    transform calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    box-shadow 200ms ease,
    background 200ms ease,
    opacity 200ms ease,
    -webkit-transform calc(220ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1),
    -webkit-box-shadow 200ms ease;
}
.btn:hover {
  -webkit-transform: translateY(-2px);
      -ms-transform: translateY(-2px);
          transform: translateY(-2px);
}
.btn:not(:disabled):hover {
  -webkit-transform: translateY(-2px);
      -ms-transform: translateY(-2px);
          transform: translateY(-2px);
}

.btn:not(:disabled):active {
  -webkit-transform: translateY(1px) scale(0.98);
      -ms-transform: translateY(1px) scale(0.98);
          transform: translateY(1px) scale(0.98);
}

.btn:disabled {
  opacity: 0.38;
}

.btn-next:disabled{
  background: rgba(0, 0, 0, 0.06);
  opacity: 0.45;
  color: #9c7040;
  border-color: rgba(0, 0, 0, 0.06);
}

.btn-next .btn-arrow {
  display: none;
}
.btn-next {
  max-width: 100%;
}

.btn-dim {
  -webkit-box-shadow: none;
          box-shadow: none;
}

.btn-back {
  border: 1px solid rgba(218, 41, 28, 0.5);
  -webkit-border-radius: 10px;
          border-radius: 10px;
  -webkit-box-shadow: none;
          box-shadow: none;
  background: rgba(218, 41, 28, 0.08);
  font-weight: 600;
  font-size: 0.8125rem;
  line-height: 150%;
  letter-spacing: 0.05em;
  text-align: center;
  color: #da291c;
}

.btn-arrow {
  font-size: 0.8125rem;
  line-height: 1;
}

/* ── Tweaks panel ──────────────────────────────────── */
.tweaks {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  background: var(--card);
  border: 1px solid var(--card-edge);
  -webkit-border-radius: 16px;
          border-radius: 16px;
  padding: 0.75rem 0.875rem;
  -webkit-box-shadow: 0 20px 40px -14px rgba(67,58,54,0.4);
          box-shadow: 0 20px 40px -14px rgba(67,58,54,0.4);
  font-size: 0.75rem;
  z-index: 100;
  min-width: 13.75rem;
}

.tweaks-head {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--ink);
  margin-bottom: 0.625rem;
  border-bottom: 1px solid var(--card-edge);
  padding-bottom: 0.375rem;
}

.tweaks-row {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
      -ms-flex-pack: justify;
          justify-content: space-between;
  gap: 0.625rem;
  padding: 0.375rem 0;
}

.tweaks-lbl {
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tweaks-chips {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  gap: 4px;
}

.chip {
  padding: 4px 0.5rem;
  -webkit-border-radius: 999px;
          border-radius: 999px;
  font-size: 0.625rem;
  font-weight: 700;
  border: 1.5px solid transparent;
  color: var(--ink);
  text-transform: capitalize;
}

.chip-on {
  border-color: var(--ink);
}

.toggle {
  width: 2.25rem;
  height: 1.25rem;
  -webkit-border-radius: 999px;
          border-radius: 999px;
  background: var(--card-edge);
  position: relative;
  -webkit-transition: background 180ms;
  -o-transition: background 180ms;
  transition: background 180ms;
}

.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 1rem;
  height: 1rem;
  -webkit-border-radius: 50%;
          border-radius: 50%;
  background: var(--card);
  -webkit-box-shadow: 0 1px 2px rgba(0,0,0,0.15);
          box-shadow: 0 1px 2px rgba(0,0,0,0.15);
  -webkit-transition: -webkit-transform -webkit-calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
  transition: -webkit-transform calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
  -o-transition: transform calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
  -webkit-transition: -webkit-transform -webkit-calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
  -webkit-transition: -webkit-transform -webkit-calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
  transition: transform calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
  transition: transform calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1), -webkit-transform calc(200ms * var(--spring-k, 0.8)) cubic-bezier(.34,1.56,.64,1);
}

.toggle-on {
  background: var(--accent);
}

.toggle-on .toggle-thumb {
  -webkit-transform: translateX(1rem);
      -ms-transform: translateX(1rem);
          transform: translateX(1rem);
}

.tweaks input[type=range] {
  width: 6.875rem;
  accent-color: var(--accent);
}

@media screen and (max-aspect-ratio: 3/4) {
  html {
    font-size: 2vw;
  }

}
/* transition for variant thumb selection marker */
@media (max-width: 500px) {
  html {
    font-size: 3.55vw;
  }
  .welcome-screen {
    padding: 32px 12px;
  }
  .welcome-card {
    padding: 24px 12px;
  }
  .welcome-logo {
    margin-bottom: 0.5rem;
    max-width: 90%;
  }
  .welcome-title {
    font-size: 2.3rem;
  }
  .welcome-text {
    font-size: 1rem;
    max-width: 100%;
  }
  .btn {
    font-size: 1rem;
  }

  .hud-top {
    padding: 12px 24px;
  }
  .ltab-num {
    width: 2.3rem;
    height: 2.3rem;
    font-size: 0.9rem;
  }
  .ltab-num::before {
    width: 1.2rem;
    height: 1.2rem;
  }
  .ltab-title {
    font-size: 0.69rem;
  }
  .frame {
    gap: 0;
  }
  .scene {
    margin: 0;
    height: 100%;
    -webkit-box-flex: 1;
    -webkit-flex: 1;
        -ms-flex: 1;
            flex: 1;
    min-height: 50vh;
    max-width: 100%;
  }
  .hud-bot {
    padding: 20px 24px;
    -webkit-border-radius: 0;
            border-radius: 0;
  }
  .frame-finish {
    background: #fff8f0;
    padding: 40px 0;
  }
  .frame__title {
    font-size: 1.8rem;
  }
  .frame__text {
    max-width: 70%;
    margin-left: auto;
    margin-right: auto;
  }
  .frame-finish .scene {
    -webkit-border-radius: 0;
            border-radius: 0;
  }
  .restart-chip {
    font-size: 0.9rem;
    margin-top: 20px;
  }
}