*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  overflow: hidden;
}

html {
  background: var(--sky-top);
}

body {
  position: fixed;
  inset: 0;
  color: var(--ink);
  background: var(--sky-top);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.3;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  overscroll-behavior: none;
}

button {
  font: inherit;
  color: inherit;
  border: 0;
  padding: 0;
  cursor: pointer;
  background: var(--transparent);
  -webkit-tap-highlight-color: var(--transparent);
}

button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

::selection {
  background: var(--focus-halo);
  color: var(--ink-dark);
}

#app {
  position: fixed;
  inset: 0;
  isolation: isolate;
  opacity: 0;
  transition: opacity 700ms var(--ease-out);
}

body[data-ready="true"] #app {
  opacity: 1;
}

#world {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  outline: none;
}

#studio-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 500ms var(--ease);
}

body[data-studio="alive"] #studio-overlay,
body[data-studio="spin"] #studio-overlay {
  opacity: 1;
}

.atmosphere {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(130% 110% at 50% 48%, var(--transparent) 52%, var(--scrim) 100%),
    linear-gradient(to bottom, var(--scrim), var(--transparent) 16%, var(--transparent) 72%, var(--scrim));
  mix-blend-mode: multiply;
}

.glass {
  background: linear-gradient(145deg, var(--glass-fill-soft), var(--glass-fill));
  border: 1px solid var(--glass-stroke);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -1px 0 var(--glass-stroke-soft),
    0 18px 46px var(--glass-shade);
  backdrop-filter: blur(var(--blur)) saturate(138%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(138%);
}

.hud-top {
  position: absolute;
  top: max(var(--pad), env(safe-area-inset-top));
  left: var(--pad);
  right: var(--pad);
  z-index: 20;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  pointer-events: none;
}

.avatar-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  padding: 5px 18px 5px 5px;
  border-radius: 999px;
  pointer-events: none;
}

.avatar-portrait {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--avatar-bg);
  box-shadow:
    0 2px 10px var(--glass-shade),
    inset 0 1px 0 var(--glass-highlight);
  overflow: hidden;
}

.avatar-portrait svg {
  display: block;
  width: 100%;
  height: 100%;
}

.avatar-label {
  font-size: 15px;
  font-weight: 590;
  letter-spacing: 0.005em;
  color: var(--ink);
  text-shadow: 0 1px 12px var(--glass-shade);
  white-space: nowrap;
}

.mode-toggle {
  position: relative;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 19px;
  color: var(--ink);
  pointer-events: auto;
  transition:
    transform 220ms var(--ease),
    background 220ms var(--ease);
}

.mode-toggle:hover {
  transform: translateY(-1px);
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
}

.mode-toggle:active {
  transform: scale(0.96);
}

.mode-icon {
  position: absolute;
  display: grid;
  place-items: center;
  transition:
    opacity 260ms var(--ease),
    transform 320ms var(--ease);
}

.mode-icon svg {
  width: 25px;
  height: 25px;
}

body[data-mode="orbit"] .mode-icon-walk,
body[data-mode="walk"] .mode-icon-orbit {
  opacity: 0;
  transform: rotate(-24deg) scale(0.7);
}

.guide-bubble {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 18;
  width: 296px;
  padding: 14px;
  border-radius: 28px;
  background: linear-gradient(150deg, var(--bubble-top), var(--bubble-fill));
  will-change: left, top;
  transition:
    opacity 280ms var(--ease),
    transform 340ms var(--ease-out);
}

.guide-bubble[hidden] {
  display: none;
}

.guide-bubble.is-hidden {
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  pointer-events: none;
}

.guide-bubble.is-flying,
.guide-bubble.is-away {
  opacity: 0;
  pointer-events: none;
}

.bubble-tail {
  position: absolute;
  left: auto;
  right: auto;
  top: auto;
  bottom: auto;
  width: 22px;
  height: 22px;
  background: var(--bubble-fill);
  pointer-events: none;
}

.guide-bubble[data-side="right"] .bubble-tail {
  left: -8px;
  top: var(--tail-y, 50%);
  border-left: 1px solid var(--glass-stroke-soft);
  border-bottom: 1px solid var(--glass-stroke-soft);
  border-radius: 0 0 0 4px;
  transform: translateY(-50%) rotate(45deg);
}

.guide-bubble[data-side="left"] .bubble-tail {
  right: -8px;
  top: var(--tail-y, 50%);
  border-right: 1px solid var(--glass-stroke-soft);
  border-bottom: 1px solid var(--glass-stroke-soft);
  border-radius: 0 0 4px 0;
  transform: translateY(-50%) rotate(-45deg);
}

.guide-bubble[data-side="top"] .bubble-tail {
  left: var(--tail-x, 50%);
  bottom: -8px;
  border-left: 1px solid var(--glass-stroke-soft);
  border-bottom: 1px solid var(--glass-stroke-soft);
  border-radius: 0 0 0 4px;
  transform: translateX(-50%) rotate(-45deg);
}

.guide-close {
  position: absolute;
  top: 10px;
  right: 10px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: var(--ink-muted);
  transition:
    color 180ms var(--ease),
    background 180ms var(--ease);
}

.guide-close:hover {
  color: var(--ink);
  background: var(--chip-hover);
}

.guide-close::after,
.panel-close::after {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
}

.guide-close svg {
  width: 13px;
  height: 13px;
}

.suggestions {
  display: grid;
  gap: 8px;
  padding-top: 20px;
}

.suggestion {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 48px;
  padding: 10px 15px;
  border-radius: 999px;
  border: 1px solid var(--chip-stroke);
  background: var(--chip-fill);
  color: var(--ink);
  font-size: 15px;
  font-weight: 520;
  letter-spacing: 0.002em;
  text-align: left;
  box-shadow: inset 0 1px 0 var(--glass-inner);
  transition:
    background 200ms var(--ease),
    border-color 200ms var(--ease),
    transform 220ms var(--ease-out);
}

.suggestion:hover {
  background: var(--chip-hover);
  border-color: var(--glass-stroke);
  transform: translateY(-1px);
}

.suggestion:active {
  transform: scale(0.985);
}

.suggestion-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--suggestion-accent, var(--ink));
}

.suggestion-icon svg {
  width: 21px;
  height: 21px;
}

.suggestion[data-zone="studio"] {
  --suggestion-accent: var(--zone-studio);
}

.suggestion[data-zone="arcade"] {
  --suggestion-accent: var(--zone-arcade);
}

.suggestion[data-zone="learn"] {
  --suggestion-accent: var(--zone-learn);
}

.suggestion[data-zone="workshop"] {
  --suggestion-accent: var(--zone-workshop);
}

.hud-bottom {
  position: absolute;
  left: 50%;
  bottom: calc(max(var(--pad), env(safe-area-inset-bottom)) + 4px);
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 18px;
  transform: translateX(-50%);
  pointer-events: none;
}

.round-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  border-radius: 50%;
  color: var(--action-glyph);
  border: 1px solid var(--action-ring);
  pointer-events: auto;
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -10px 22px var(--glass-shade),
    0 14px 34px var(--action-shadow);
  transition:
    transform 240ms var(--ease-out),
    box-shadow 240ms var(--ease);
}

.round-button::after {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  border: 1px solid var(--glass-stroke-soft);
  pointer-events: none;
}

.round-button svg {
  position: relative;
  z-index: 1;
  width: 31px;
  height: 31px;
  filter: drop-shadow(0 1px 6px var(--glass-shade));
}

.round-talk {
  background: radial-gradient(90% 90% at 34% 24%, var(--action-talk), var(--action-talk-deep) 78%);
}

.round-draw {
  background: radial-gradient(90% 90% at 34% 24%, var(--action-draw), var(--action-draw-deep) 78%);
}

.round-button:hover {
  transform: translateY(-2px) scale(1.025);
}

.round-button:active {
  transform: scale(0.965);
}

.round-glow {
  position: absolute;
  inset: -12px;
  z-index: -1;
  border-radius: 50%;
  filter: blur(15px);
  opacity: 0.85;
  animation: action-glow 5.5s ease-in-out infinite;
}

.round-talk .round-glow {
  background: radial-gradient(circle, var(--action-talk-soft), var(--transparent) 68%);
}

.round-draw .round-glow {
  background: radial-gradient(circle, var(--action-draw-soft), var(--transparent) 68%);
  animation-delay: -2.4s;
}

@keyframes action-glow {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(0.96);
  }
  50% {
    opacity: 0.9;
    transform: scale(1.05);
  }
}

.hotspots {
  position: absolute;
  inset: 0;
  z-index: 10;
  pointer-events: none;
}

.hotspot {
  position: absolute;
  width: 86px;
  height: 86px;
  border-radius: 50%;
  pointer-events: auto;
  transform: translate(-50%, -50%);
  transition: opacity 220ms var(--ease);
}

.hotspot[data-kind="learn"] {
  --hotspot-accent: var(--zone-learn);
  --hotspot-soft: var(--zone-learn-soft);
}

.hotspot[data-kind="workshop"] {
  --hotspot-accent: var(--zone-workshop);
  --hotspot-soft: var(--zone-workshop-soft);
}

.hotspot[data-kind="studio"] {
  --hotspot-accent: var(--zone-studio);
  --hotspot-soft: var(--zone-studio-soft);
}

.hotspot[data-kind="arcade"] {
  --hotspot-accent: var(--zone-arcade);
  --hotspot-soft: var(--zone-arcade-soft);
}

.hotspot::after {
  content: "";
  position: absolute;
  inset: 16px;
  border-radius: 50%;
  border: 1px solid var(--hotspot-accent);
  background: radial-gradient(circle, var(--hotspot-soft), var(--transparent) 72%);
  box-shadow: 0 0 34px var(--hotspot-soft);
  opacity: 0;
  transition:
    opacity 220ms var(--ease),
    transform 320ms var(--ease-out);
  transform: scale(0.78);
}

.hotspot:hover::after,
.hotspot:focus-visible::after {
  opacity: 0.85;
  transform: scale(1);
}

.hotspot:focus-visible {
  outline: 1px solid var(--focus);
  outline-offset: -2px;
}

.hotspot.is-offscreen {
  opacity: 0;
  pointer-events: none;
}

.zone-panel {
  position: absolute;
  top: 50%;
  right: max(var(--pad), env(safe-area-inset-right));
  z-index: 30;
  width: min(360px, calc(100vw - 2 * var(--pad)));
  min-height: 208px;
  padding: 28px;
  border-radius: 32px;
  background: linear-gradient(150deg, var(--panel-top), var(--panel-fill));
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%) scale(0.96);
  transition:
    opacity 260ms var(--ease),
    transform 420ms var(--ease-out);
}

.zone-panel[hidden] {
  display: none;
}

.zone-panel.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-50%) scale(1);
}

.zone-panel[data-zone="learn"] {
  --panel-accent: var(--zone-learn);
  --panel-accent-soft: var(--zone-learn-soft);
}

.zone-panel[data-zone="workshop"] {
  --panel-accent: var(--zone-workshop);
  --panel-accent-soft: var(--zone-workshop-soft);
}

.zone-panel[data-zone="studio"] {
  --panel-accent: var(--zone-studio);
  --panel-accent-soft: var(--zone-studio-soft);
}

.zone-panel[data-zone="arcade"] {
  --panel-accent: var(--zone-arcade);
  --panel-accent-soft: var(--zone-arcade-soft);
}

.panel-aurora {
  position: absolute;
  top: -120px;
  left: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--panel-accent-soft), var(--transparent) 68%);
  filter: blur(22px);
  opacity: 0.72;
  pointer-events: none;
}

.panel-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--chip-stroke);
  background: var(--chip-fill);
  color: var(--ink-soft);
  transition:
    background 180ms var(--ease),
    color 180ms var(--ease),
    transform 180ms var(--ease);
}

.panel-close:hover {
  background: var(--chip-hover);
  color: var(--ink);
  transform: rotate(4deg);
}

.panel-close svg {
  width: 17px;
  height: 17px;
}

.zone-panel h2 {
  position: relative;
  z-index: 1;
  margin: 36px 0 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 4.4vw, 46px);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: var(--ink);
  text-shadow: 0 2px 28px var(--glass-shade);
}

.panel-space {
  position: relative;
  z-index: 1;
  height: 78px;
}

.joystick {
  position: absolute;
  left: calc(var(--pad) + 2px);
  bottom: calc(max(var(--pad), env(safe-area-inset-bottom)) + 4px);
  z-index: 19;
  width: var(--joystick-size, 104px);
  height: var(--joystick-size, 104px);
  border-radius: 50%;
  border: 1px solid var(--glass-stroke-soft);
  background: radial-gradient(circle, var(--glass-fill-soft), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 12px 30px var(--glass-shade);
  backdrop-filter: blur(var(--blur)) saturate(130%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(130%);
  touch-action: none;
}

.joystick::before {
  content: "";
  position: absolute;
  inset: 19%;
  border-radius: 50%;
  border: 1px solid var(--glass-stroke-soft);
}

.joystick-knob {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 46%;
  height: 46%;
  border-radius: 50%;
  border: 1px solid var(--glass-stroke);
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 8px 18px var(--glass-shade);
  transform: translate(-50%, -50%);
  transition: transform 90ms linear;
}

body[data-panel] .guide-bubble {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px) scale(0.97);
}

body[data-panel] .hotspot {
  opacity: 0;
  pointer-events: none;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 720px) {
  .avatar-chip {
    height: 50px;
    padding: 4px 14px 4px 4px;
    gap: 8px;
  }

  .avatar-portrait {
    width: 42px;
    height: 42px;
  }

  .avatar-label {
    font-size: 14px;
  }

  .mode-toggle {
    width: 50px;
    height: 50px;
    border-radius: 17px;
  }

  .mode-icon svg {
    width: 23px;
    height: 23px;
  }

  .guide-bubble {
    padding: 12px;
    border-radius: 26px;
  }

  .suggestions {
    padding-top: 16px;
  }

  .suggestion {
    min-height: 46px;
    font-size: 14.5px;
  }

  .hud-bottom {
    gap: 14px;
    bottom: calc(max(var(--pad), env(safe-area-inset-bottom)) + 2px);
  }

  .round-button {
    width: 68px;
    height: 68px;
  }

  .round-button svg {
    width: 28px;
    height: 28px;
  }

  .zone-panel {
    top: auto;
    left: var(--pad);
    right: var(--pad);
    bottom: calc(max(var(--pad), env(safe-area-inset-bottom)) + 108px);
    width: auto;
    min-height: 184px;
    padding: 24px;
    border-radius: 28px;
    transform: translateY(22px) scale(0.98);
  }

  .zone-panel.is-open {
    transform: translateY(0) scale(1);
  }

  .zone-panel h2 {
    margin-top: 32px;
    font-size: 38px;
  }

  .panel-space {
    height: 46px;
  }

  .panel-close {
    top: 16px;
    right: 16px;
  }

  .hotspot {
    width: 58px;
    height: 58px;
  }

  .joystick {
    --joystick-size: clamp(86px, 23vw, 104px);
  }
}

@media (max-width: 599px) {
  .guide-bubble {
    width: min(344px, calc(100vw - 2 * var(--pad)));
  }
}

/* ---------- studio ---------- */

body[data-studio="draw"] .hud-top,
body[data-studio="draw"] .hud-bottom,
body[data-studio="draw"] .hotspots,
body[data-studio="draw"] .guide-bubble,
body[data-studio="alive"] .hud-top,
body[data-studio="alive"] .hud-bottom,
body[data-studio="alive"] .hotspots,
body[data-studio="alive"] .guide-bubble,
body[data-studio="spin"] .hud-top,
body[data-studio="spin"] .hud-bottom,
body[data-studio="spin"] .hotspots,
body[data-studio="spin"] .guide-bubble,
body[data-studio="draw"] .joystick,
body[data-studio="alive"] .joystick,
body[data-studio="spin"] .joystick {
  opacity: 0;
  pointer-events: none;
}

#world {
  transition:
    filter 700ms var(--ease),
    transform 900ms var(--ease-out);
}

body[data-studio="draw"] #world {
  filter: blur(11px) saturate(1.08);
  transform: scale(1.025);
}

body[data-studio="alive"] #world,
body[data-studio="spin"] #world {
  filter: blur(12px) saturate(1.1);
  transform: scale(1.025);
}

body[data-studio="spin"] #world {
  filter: blur(14px) saturate(1.12);
}

body[data-studio-focus="flat"][data-studio="alive"] #world,
body[data-studio-focus="flat"][data-studio="spin"] #world {
  filter: none;
  transform: none;
}

.studio-error {
  position: absolute;
  left: 50%;
  bottom: max(calc(var(--pad) + 72px), env(safe-area-inset-bottom));
  z-index: 45;
  max-width: min(420px, calc(100vw - 48px));
  margin: 0;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--glass-fill);
  border: 1px solid var(--glass-stroke);
  color: var(--ink);
  font-size: 14px;
  text-align: center;
  transform: translateX(-50%);
  box-shadow: 0 12px 30px var(--glass-shade);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
}

.studio-error[hidden] {
  display: none;
}

.studio-sheet {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 40;
  display: flex;
  flex-direction: column;
  width: min(1040px, calc(100vw - 88px));
  height: min(640px, calc(100vh - 48px));
  padding: 10px;
  border-radius: 34px;
  background:
    linear-gradient(150deg, var(--glass-fill-soft), var(--glass-fill)),
    var(--glass-fill);
  opacity: 0;
  pointer-events: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transform: translate(-50%, -50%) scale(0.965);
  transition:
    opacity 440ms var(--ease),
    transform 660ms var(--ease-out),
    background 700ms var(--ease),
    border-color 700ms var(--ease),
    box-shadow 700ms var(--ease);
}

.studio-sheet[hidden] {
  display: none;
}

.studio-sheet.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.studio-sheet.is-living {
  background: transparent;
  border-color: var(--transparent);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transform: translate(-50%, -50%) scale(1.012);
}

.studio-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: none;
  height: 54px;
  padding: 0 8px 0 16px;
  transition: opacity 400ms var(--ease);
}

.studio-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-shadow: 0 1px 12px var(--glass-shade);
}

.studio-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--ink-dark);
  color: var(--ink);
  box-shadow: 0 6px 16px var(--glass-shade);
  transition:
    background 200ms var(--ease),
    color 200ms var(--ease),
    transform 220ms var(--ease);
}

.studio-icon::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
}

.studio-icon:hover {
  color: var(--ink);
  background: var(--ink-dark);
  transform: scale(1.04);
}

.studio-icon:active {
  transform: scale(0.94);
}

.studio-icon svg {
  width: 20px;
  height: 20px;
}

.studio-paper {
  position: relative;
  flex: 1;
  min-height: 0;
  margin: 0 6px;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(
    152deg,
    var(--world-paper-light) 0%,
    var(--world-paper) 48%,
    var(--world-paper-warm) 100%
  );
  border: 1px solid var(--glass-stroke-soft);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -18px 40px var(--glass-inner),
    0 2px 0 var(--glass-stroke-soft);
  transition:
    background 700ms var(--ease),
    border-color 700ms var(--ease),
    box-shadow 700ms var(--ease);
}

.studio-paper::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 20% 30%, var(--world-ink-soft) 0 0.6px, var(--transparent) 0.9px),
    radial-gradient(circle at 70% 60%, var(--ink) 0 0.5px, var(--transparent) 0.8px);
  background-size:
    9px 9px,
    13px 13px;
  background-position:
    0 0,
    4px 6px;
  opacity: 0.12;
  transition: opacity 500ms var(--ease);
}

#studio-canvas,
#studio-lift {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

#studio-canvas {
  cursor: crosshair;
  transition: opacity 500ms var(--ease);
}

#studio-canvas.is-eraser {
  cursor: cell;
}

#studio-lift {
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transform: translateY(0) scale(1);
}

.studio-sheen {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  border-radius: inherit;
  background:
    linear-gradient(126deg, var(--glass-highlight) 0%, var(--transparent) 17%),
    radial-gradient(80% 60% at 74% 104%, var(--sun-glow) 0%, var(--transparent) 72%);
  mix-blend-mode: soft-light;
  opacity: 0.5;
  transition: opacity 500ms var(--ease);
}

.studio-sheet.is-living .studio-paper {
  background: var(--transparent);
  border-color: var(--transparent);
  box-shadow: none;
}

.studio-sheet.is-living .studio-paper::before,
.studio-sheet.is-living .studio-sheen {
  opacity: 0;
}

.studio-sheet.is-living #studio-canvas {
  opacity: 0;
}

.studio-sheet.is-living #studio-lift {
  opacity: 1;
  transform: translateY(-3.5%) scale(1.045);
  animation: studio-lift 1800ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes studio-lift {
  0% {
    opacity: 0;
    transform: translateY(1%) scale(1.02);
  }
  9% {
    opacity: 1;
  }
  44% {
    opacity: 0.72;
    transform: translateY(-3%) scale(1.05);
  }
  100% {
    opacity: 0;
    transform: translateY(-10%) scale(1.11);
  }
}

.studio-sheet.is-living .studio-head,
.studio-sheet.is-living .studio-foot {
  opacity: 0;
  pointer-events: none;
}

.studio-foot {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: none;
  padding: 12px 4px 4px;
  transition: opacity 400ms var(--ease);
}

.studio-dock {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 62px;
  padding: 8px 12px;
  border-radius: 999px;
  flex: none;
}

.studio-sizes,
.studio-colors,
.studio-tools {
  display: flex;
  align-items: center;
}

.studio-sizes {
  gap: 2px;
}

.studio-size {
  position: relative;
  display: grid;
  place-items: center;
  width: 40px;
  height: 42px;
  border-radius: 50%;
  color: var(--ink);
  transition:
    background 180ms var(--ease),
    transform 200ms var(--ease-out);
}

.studio-size::after,
.studio-tool::after {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
}

.studio-size:hover {
  background: var(--chip-hover);
}

.studio-size[aria-pressed="true"] {
  background: var(--glass-active);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
}

.studio-size-dot {
  display: block;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--glass-stroke-soft);
}

.studio-size-s {
  width: 5px;
  height: 5px;
}

.studio-size-m {
  width: 9px;
  height: 9px;
}

.studio-size-l {
  width: 14px;
  height: 14px;
}

.studio-dock-line {
  width: 1px;
  height: 26px;
  flex: none;
  background: var(--glass-stroke-soft);
}

.studio-colors {
  gap: 2px;
}

.studio-swatch {
  position: relative;
  display: grid;
  place-items: center;
  width: 34px;
  height: 42px;
  border-radius: 50%;
  transition: transform 200ms var(--ease-out);
}

.studio-swatch-dot {
  position: relative;
  display: block;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--swatch);
  box-shadow:
    inset 0 1px 1px var(--glass-shade),
    0 1px 3px var(--glass-shade);
  transition:
    transform 180ms var(--ease-out),
    box-shadow 180ms var(--ease);
}

.studio-swatch-dot::after {
  content: "";
  position: absolute;
  inset: -10px;
}

.studio-swatch:hover .studio-swatch-dot {
  transform: scale(1.12);
}

.studio-swatch[aria-pressed="true"]::after {
  content: "";
  position: absolute;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--ink);
  box-shadow: 0 0 0 1px var(--shadow);
}

.studio-swatch[data-color="gold"] {
  --swatch: var(--world-paint-yellow);
}

.studio-swatch[data-color="coral"] {
  --swatch: var(--world-paint-red);
}

.studio-swatch[data-color="pink"] {
  --swatch: var(--world-paint-pink);
}

.studio-swatch[data-color="sky"] {
  --swatch: var(--world-paint-blue);
}

.studio-swatch[data-color="mint"] {
  --swatch: var(--island-b-grass-light);
}

.studio-swatch[data-color="violet"] {
  --swatch: var(--zone-arcade);
}

.studio-swatch[data-color="green"] {
  --swatch: var(--world-paint-green);
}

.studio-swatch[data-color="ink"] {
  --swatch: var(--world-ink);
}

.studio-tools {
  gap: 1px;
}

.studio-tool {
  position: relative;
  display: grid;
  place-items: center;
  width: 40px;
  height: 42px;
  border-radius: 50%;
  color: var(--ink-soft);
  transition:
    background 180ms var(--ease),
    color 180ms var(--ease),
    transform 200ms var(--ease-out);
}

.studio-tool:hover:not(:disabled) {
  background: var(--chip-hover);
  color: var(--ink);
}

.studio-tool[aria-pressed="true"] {
  background: var(--glass-active);
  color: var(--ink);
}

.studio-tool:disabled {
  opacity: 0.34;
  cursor: default;
}

.studio-tool svg {
  width: 20px;
  height: 20px;
}

.studio-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 56px;
  padding: 0 24px;
  border-radius: 999px;
  flex: none;
  color: var(--ink-dark);
  font-size: 15.5px;
  font-weight: 640;
  letter-spacing: 0.005em;
  background: linear-gradient(145deg, var(--sun-glow), var(--sun-warm) 62%, var(--sky-horizon));
  border: 1px solid var(--glass-stroke);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -8px 18px var(--glass-inner),
    0 12px 28px var(--shadow);
  transition:
    transform 240ms var(--ease-out),
    box-shadow 240ms var(--ease),
    opacity 240ms var(--ease);
}

.studio-primary svg {
  width: 20px;
  height: 20px;
}

.studio-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -8px 18px var(--glass-inner),
    0 18px 36px var(--shadow);
}

.studio-primary:active:not(:disabled) {
  transform: scale(0.975);
}

.studio-primary:disabled {
  opacity: 0.4;
  cursor: default;
  filter: saturate(0.5);
}

#studio-bring {
  margin-left: auto;
}

.studio-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background: linear-gradient(145deg, var(--glass-fill-soft), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 12px 30px var(--glass-shade);
  backdrop-filter: blur(var(--blur)) saturate(130%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(130%);
  color: var(--ink);
  font-size: 15px;
  font-weight: 540;
  transition:
    background 200ms var(--ease),
    transform 240ms var(--ease-out);
}

.studio-secondary:hover {
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  transform: translateY(-1px);
}

.studio-secondary:active {
  transform: scale(0.975);
}

.studio-spin {
  position: absolute;
  inset: 0;
  z-index: 35;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 0 var(--pad) max(30px, env(safe-area-inset-bottom));
  background: radial-gradient(ellipse 62% 58% at 50% 44%, var(--transparent) 36%, var(--scrim) 100%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 600ms var(--ease),
    visibility 0s 600ms;
}

.studio-spin[hidden] {
  display: none;
}

.studio-spin.is-open {
  opacity: 1;
  visibility: visible;
  transition:
    opacity 650ms var(--ease),
    visibility 0s;
}

.studio-stage {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 178px;
  z-index: 1;
  cursor: grab;
  touch-action: none;
  outline: none;
}

body[data-studio="alive"] .studio-stage {
  pointer-events: none;
}

.studio-stage.is-dragging {
  cursor: grabbing;
}

.studio-stage:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -10px;
  border-radius: 26px;
}

.studio-controls {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition:
    opacity 500ms var(--ease),
    transform 650ms var(--ease-out);
}

body[data-studio="spin"] .studio-controls {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.studio-name-wrap {
  position: relative;
  width: min(360px, 82vw);
}

.studio-name {
  width: 100%;
  height: 60px;
  padding: 0 48px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background: linear-gradient(145deg, var(--glass-fill-soft), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 14px 34px var(--glass-shade);
  backdrop-filter: blur(var(--blur)) saturate(138%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(138%);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 31px;
  font-weight: 600;
  letter-spacing: -0.035em;
  text-align: center;
  caret-color: var(--focus);
  transition:
    border-color 200ms var(--ease),
    background 200ms var(--ease);
}

.studio-name::placeholder {
  color: var(--ink-muted);
}

.studio-name:hover {
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
}

.studio-pencil {
  position: absolute;
  right: 20px;
  top: 50%;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  color: var(--ink-muted);
  transform: translateY(-50%);
  pointer-events: none;
  transition: opacity 200ms var(--ease);
}

.studio-name-wrap:focus-within .studio-pencil {
  opacity: 0;
}

.studio-pencil svg {
  width: 18px;
  height: 18px;
}

.studio-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.studio-puff {
  position: absolute;
  left: 50%;
  top: 45%;
  width: 34%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, var(--world-glow-white) 0%, var(--transparent) 66%);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.5);
  filter: blur(4px);
}

body[data-studio="alive"] .studio-puff {
  animation: studio-puff 1100ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

body[data-studio="alive"] .studio-puff-a {
  animation-delay: 260ms;
}

body[data-studio="alive"] .studio-puff-b {
  animation-delay: 450ms;
  width: 22%;
  left: 38%;
  top: 40%;
}

body[data-studio="alive"] .studio-puff-c {
  animation-delay: 600ms;
  width: 20%;
  left: 63%;
  top: 44%;
}

body[data-studio="alive"] .studio-puff-d {
  animation-delay: 740ms;
  width: 15%;
  left: 50%;
  top: 33%;
}

@keyframes studio-puff {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.2);
  }
  32% {
    opacity: 0.82;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -58%) scale(1.5);
  }
}

@media (max-width: 720px) {
  .studio-sheet {
    left: 8px;
    right: 8px;
    top: 8px;
    bottom: 8px;
    width: auto;
    height: auto;
    padding: 8px;
    border-radius: 28px;
    transform: scale(0.98);
  }

  .studio-sheet.is-open {
    transform: scale(1);
  }

  .studio-sheet.is-living {
    transform: scale(1.01);
  }

  .studio-head {
    height: 50px;
    padding: 0 4px 0 12px;
  }

  .studio-title {
    font-size: 16px;
  }

  .studio-icon {
    width: 44px;
    height: 44px;
  }

  .studio-paper {
    margin: 0 2px;
    border-radius: 21px;
  }

  .studio-foot {
    display: block;
    padding: 9px 1px 1px;
  }

  .studio-dock {
    display: grid;
    grid-template-areas:
      "sizes tools"
      "colors colors";
    grid-template-columns: 1fr auto;
    align-items: center;
    height: auto;
    gap: 4px 8px;
    padding: 7px 10px;
    border-radius: 25px;
  }

  .studio-sizes {
    grid-area: sizes;
    justify-content: flex-start;
    gap: 0;
  }

  .studio-colors {
    grid-area: colors;
    justify-content: space-between;
    gap: 0;
  }

  .studio-tools {
    grid-area: tools;
    justify-content: flex-end;
    gap: 0;
  }

  .studio-dock-line {
    display: none;
  }

  .studio-size,
  .studio-tool {
    width: 44px;
    height: 44px;
  }

  .studio-swatch {
    width: 42px;
    height: 44px;
  }

  .studio-swatch-dot {
    width: 25px;
    height: 25px;
  }

  .studio-swatch[aria-pressed="true"]::after {
    width: 36px;
    height: 36px;
  }

  #studio-bring {
    width: 100%;
    margin: 9px 0 0;
    height: 52px;
    font-size: 15px;
  }

  .studio-spin {
    padding: 0 16px max(20px, env(safe-area-inset-bottom));
  }

  .studio-stage {
    bottom: 188px;
  }

  .studio-controls {
    gap: 12px;
  }

  .studio-name-wrap {
    width: min(340px, 86vw);
  }

  .studio-name {
    height: 54px;
    font-size: 28px;
  }

  .studio-actions {
    width: min(360px, 92vw);
    gap: 8px;
  }

  .studio-secondary,
  .studio-actions .studio-primary {
    flex: 1;
    height: 52px;
    padding: 0 12px;
    font-size: 14px;
  }
}

@media (max-width: 380px) {
  .studio-actions {
    width: 94vw;
  }

  .studio-secondary,
  .studio-actions .studio-primary {
    font-size: 13px;
    padding: 0 8px;
  }

  .studio-swatch {
    width: 36px;
  }

  .studio-size,
  .studio-tool {
    width: 38px;
  }
}



@media (pointer: fine) {
  .joystick {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- learn ---------- */

.hud-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}

.hud-actions > * {
  pointer-events: auto;
}

.learn-entry {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  padding: 5px 18px 5px 5px;
  border-radius: 999px;
  color: var(--ink);
  transition:
    background 200ms var(--ease),
    transform 240ms var(--ease-out);
}

.learn-entry:hover {
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  transform: translateY(-1px);
}

.learn-entry:active {
  transform: scale(0.97);
}

.learn-entry-glyph {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 50%;
  background: radial-gradient(120% 120% at 32% 22%, var(--zone-learn), var(--world-paper-warm) 46%, var(--sky-low));
  color: var(--ink-dark);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 6px 16px var(--action-shadow);
}

.learn-entry-glyph svg {
  width: 21px;
  height: 21px;
}

.hud-place .learn-entry-glyph {
  background: radial-gradient(120% 120% at 32% 22%, var(--zone-workshop), var(--world-paper-warm) 52%, var(--sky-low));
}

.hud-place[data-zone="arcade"] .learn-entry-glyph {
  background: radial-gradient(120% 120% at 32% 22%, var(--zone-arcade), var(--world-paper-warm) 58%, var(--sky-low));
}

@media (max-width: 720px) {
  .hud-place {
    height: 50px;
    padding: 3px;
  }

  .hud-place .learn-entry-glyph {
    width: 42px;
    height: 42px;
  }

  .hud-place .learn-entry-label {
    display: none;
  }
}

.learn-entry-label {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.learn-root {
  position: fixed;
  inset: 0;
  z-index: 60;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
  user-select: text;
  -webkit-user-select: text;
}

.learn-root[hidden] {
  display: none !important;
}

.learn-root [hidden] {
  display: none !important;
}

body.has-dialog .learn-root {
  overflow: hidden;
}

body[data-learn] .hud-top,
body[data-learn] .hud-bottom,
body[data-learn] .hotspots,
body[data-learn] .guide-bubble {
  opacity: 0;
  pointer-events: none;
}

body[data-learn] #world {
  filter: blur(12px) saturate(1.07) brightness(0.72);
  transform: scale(1.07);
}

body[data-learn="complete"] #world {
  filter: blur(1.5px) saturate(1.05) brightness(0.86);
  transform: scale(1.01);
}

.learn-topbar {
  position: fixed;
  top: max(var(--pad), env(safe-area-inset-top));
  left: var(--pad);
  right: var(--pad);
  z-index: 3;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  pointer-events: none;
}

.learn-topbar > * {
  pointer-events: auto;
}

.learn-view {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  width: 100%;
  min-height: 100dvh;
  padding: 96px var(--pad) var(--pad);
}

.learn-view:focus {
  outline: none;
}

.learn-view:not([hidden]) {
  animation: learn-view-in 520ms var(--ease-out) both;
}

@keyframes learn-view-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.learn-view-answer,
.learn-view-quest {
  align-items: center;
}

.learn-view-complete {
  align-items: center;
  justify-content: flex-start;
  padding-right: 0;
  padding-left: 0;
}

.learn-panel {
  width: min(1120px, 100%);
  padding: 24px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(
      148deg,
      color-mix(in srgb, var(--glass-fill-soft) 82%, transparent),
      color-mix(in srgb, var(--glass-fill) 92%, transparent)
    ),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -1px 0 var(--glass-stroke-soft),
    0 30px 80px var(--glass-shade);
}

.ask-form {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 64px;
  padding: 7px 8px 7px 22px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--glass-fill-strong) 62%, transparent), color-mix(in srgb, var(--glass-fill) 82%, transparent)),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -10px 24px color-mix(in srgb, var(--glass-shade) 28%, transparent),
    0 12px 30px color-mix(in srgb, var(--glass-shade) 55%, transparent);
  transition:
    border-color 220ms var(--ease),
    box-shadow 220ms var(--ease);
}

.ask-form:focus-within {
  border-color: color-mix(in srgb, var(--zone-learn) 72%, var(--glass-stroke));
  box-shadow:
    0 0 0 2px var(--focus-halo),
    inset 0 1px 0 var(--glass-highlight),
    0 12px 30px color-mix(in srgb, var(--glass-shade) 55%, transparent);
}

.ask-input {
  flex: 1;
  min-width: 0;
  height: 100%;
  border: 0;
  background: none;
  color: var(--ink);
  font-size: 17px;
  letter-spacing: -0.01em;
  caret-color: var(--focus);
}

.ask-input:focus-visible {
  outline: none;
}

.ask-input::placeholder {
  color: var(--ink-muted);
}

.ask-submit {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  flex: none;
  border-radius: 50%;
  color: var(--ink-dark);
  background: linear-gradient(145deg, var(--sun-glow), var(--sun-warm) 62%, var(--sky-horizon));
  border: 1px solid color-mix(in srgb, var(--sun-core) 60%, transparent);
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--sun-core) 85%, transparent),
    inset 0 -6px 14px color-mix(in srgb, var(--sky-low) 45%, transparent),
    0 8px 20px color-mix(in srgb, var(--sky-low) 30%, transparent);
  transition:
    transform 220ms var(--ease-out),
    box-shadow 220ms var(--ease);
}

.ask-submit svg {
  width: 22px;
  height: 22px;
}

.ask-submit:hover {
  transform: translateY(-1px) scale(1.02);
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--sun-core) 90%, transparent),
    0 12px 26px color-mix(in srgb, var(--sky-low) 38%, transparent);
}

.ask-submit:active {
  transform: scale(0.97);
}

.ask-suggestion {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  margin-top: 10px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--chip-stroke);
  background: color-mix(in srgb, var(--chip-fill) 78%, transparent);
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 520;
  transition:
    background 180ms var(--ease),
    border-color 180ms var(--ease),
    color 180ms var(--ease);
}

.ask-suggestion::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 999px;
}

.ask-suggestion svg {
  width: 14px;
  height: 14px;
  color: var(--zone-learn);
}

.ask-suggestion:hover {
  background: var(--chip-hover);
  border-color: color-mix(in srgb, var(--zone-learn) 55%, var(--chip-stroke));
  color: var(--ink);
}

.quests-head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 26px;
}

.quests-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.level-pill {
  display: inline-flex;
  align-items: center;
  height: 23px;
  padding: 0 9px;
  border-radius: 999px;
  border: 1px solid var(--chip-stroke);
  background: var(--chip-fill);
  color: var(--ink-muted);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.topic-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.topic-chip {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 13px;
  border-radius: 999px;
  border: 1px solid var(--chip-stroke);
  background: color-mix(in srgb, var(--chip-fill) 72%, transparent);
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 560;
  transition:
    background 180ms var(--ease),
    color 180ms var(--ease),
    border-color 180ms var(--ease);
}

.topic-chip:hover {
  background: var(--chip-hover);
  color: var(--ink);
}

.topic-chip[aria-pressed="true"] {
  background: linear-gradient(145deg, var(--sun-glow), var(--sun-warm));
  border-color: color-mix(in srgb, var(--sun-core) 55%, transparent);
  color: var(--ink-dark);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--sun-core) 70%, transparent);
}

.quest-grid {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.quest-grid[data-band="y6"] {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.quest-grid[data-band="y8"] {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.quest-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid var(--glass-stroke-soft);
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--glass-fill-soft) 86%, transparent), color-mix(in srgb, var(--glass-fill) 92%, transparent)),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 12px 30px color-mix(in srgb, var(--glass-shade) 55%, transparent);
  transition:
    transform 300ms var(--ease-out),
    border-color 300ms var(--ease),
    box-shadow 300ms var(--ease);
}

.quest-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 46%, var(--glass-stroke));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 20px 42px color-mix(in srgb, var(--glass-shade) 62%, transparent),
    0 0 0 1px color-mix(in srgb, var(--accent) 14%, transparent);
}

.quest-open {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  border-radius: inherit;
}

.quest-open:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -3px;
  border-radius: 22px;
}

.quest-art {
  position: relative;
  display: block;
  height: 148px;
  overflow: hidden;
  border-bottom: 1px solid var(--glass-stroke-soft);
  background:
    radial-gradient(120% 100% at 50% 0%, color-mix(in srgb, var(--accent) 30%, transparent), transparent 72%),
    color-mix(in srgb, var(--glass-fill) 52%, transparent);
}

.quest-art svg {
  display: block;
  width: 100%;
  height: 100%;
  transition: transform 600ms var(--ease-out);
}

.quest-card:hover .quest-art svg {
  transform: scale(1.045);
}

.quest-info {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px 14px;
}

.quest-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.quest-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--ink-muted);
}

.quest-tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px color-mix(in srgb, var(--accent) 60%, transparent);
}

.quest-studio {
  position: absolute;
  left: 9px;
  bottom: 9px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke-soft);
  background: color-mix(in srgb, var(--sky-top) 55%, transparent);
  color: var(--ink);
  font-size: 10px;
  font-weight: 600;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.quest-studio svg {
  width: 11px;
  height: 11px;
  color: var(--zone-studio);
}

.quest-done {
  position: absolute;
  top: 9px;
  right: 9px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: var(--ink-dark);
  background: linear-gradient(145deg, var(--sun-glow), var(--sun-warm));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--sun-core) 55%, transparent),
    0 4px 12px color-mix(in srgb, var(--sky-low) 30%, transparent);
}

.quest-done svg {
  width: 15px;
  height: 15px;
}

.code-peek {
  position: absolute;
  right: 2px;
  bottom: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 2px;
  border-radius: 12px;
}

.code-peek-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 26px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke-soft);
  background: color-mix(in srgb, var(--sky-top) 66%, transparent);
  color: var(--ink);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    background 180ms var(--ease),
    border-color 180ms var(--ease);
}

.code-peek svg {
  width: 12px;
  height: 12px;
  color: var(--zone-workshop);
}

.code-peek:hover .code-peek-pill {
  background: color-mix(in srgb, var(--sky-top) 82%, transparent);
  border-color: var(--chip-stroke);
}

.code-peek:focus-visible {
  outline-offset: -2px;
}

.quest-grid[data-band="y8"] .quest-art {
  height: 106px;
}

.quest-grid[data-band="y8"] .quest-info {
  gap: 5px;
  padding: 10px 12px 12px;
}

.quest-grid[data-band="y8"] .quest-title {
  font-size: 15.5px;
}

.quest-grid[data-band="y8"] .quest-tag {
  font-size: 10.5px;
}

.accent-gold {
  --accent: var(--zone-learn);
}
.accent-mint {
  --accent: var(--island-b-grass-light);
}
.accent-coral {
  --accent: var(--zone-workshop);
}
.accent-violet {
  --accent: var(--zone-arcade);
}
.accent-sky {
  --accent: var(--zone-studio);
}

.profile-wrap {
  position: relative;
}

.profile-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 54px;
  padding: 4px 14px 4px 4px;
  border-radius: 999px;
  color: var(--ink);
  transition:
    background 200ms var(--ease),
    transform 240ms var(--ease-out);
}

.profile-chip:hover {
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  transform: translateY(-1px);
}

.profile-chip:active {
  transform: scale(0.97);
}

.avatar {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  overflow: hidden;
  flex: none;
  background: var(--avatar-bg);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 4px 12px var(--glass-shade);
}

.avatar svg {
  display: block;
  width: 100%;
  height: 100%;
}

.avatar-sm {
  width: 34px;
  height: 34px;
}

.profile-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.profile-chevron {
  width: 15px;
  height: 15px;
  color: var(--ink-muted);
}

.profile-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 5;
  width: 236px;
  padding: 6px;
  border-radius: 20px;
  animation: menu-in 180ms var(--ease-out) both;
}

@keyframes menu-in {
  from {
    opacity: 0;
    transform: translateY(-4px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.profile-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  height: 52px;
  padding: 0 10px;
  border-radius: 14px;
  color: var(--ink);
  text-align: left;
  transition: background 180ms var(--ease);
}

.profile-option:hover {
  background: var(--chip-hover);
}

.profile-option[aria-checked="true"] {
  background: color-mix(in srgb, var(--glass-active) 72%, transparent);
}

.option-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.option-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.option-age {
  font-size: 11.5px;
  color: var(--ink-muted);
}

.option-check {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  margin-left: auto;
  color: var(--zone-learn);
  opacity: 0;
}

.option-check svg {
  width: 16px;
  height: 16px;
}

.profile-option[aria-checked="true"] .option-check {
  opacity: 1;
}

.zone-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 54px;
  padding: 4px 18px 4px 4px;
  border-radius: 999px;
  color: var(--ink);
}

.zone-glyph {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: radial-gradient(120% 120% at 32% 22%, var(--zone-learn), var(--world-paper-warm) 46%, var(--sky-low));
  color: var(--ink-dark);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 6px 16px var(--action-shadow);
}

.zone-glyph svg {
  width: 21px;
  height: 21px;
}

.zone-label {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

/* answer */

.answer-panel {
  width: min(880px, 100%);
  padding: 28px 32px 30px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--glass-fill-soft) 84%, transparent), color-mix(in srgb, var(--glass-fill) 94%, transparent)),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -1px 0 var(--glass-stroke-soft),
    0 30px 80px var(--glass-shade);
}

.answer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.icon-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: none;
  border-radius: 50%;
  color: var(--ink-soft);
  transition:
    background 200ms var(--ease),
    color 200ms var(--ease),
    transform 220ms var(--ease-out);
}

.icon-button:hover {
  color: var(--ink);
  background: var(--chip-hover);
}

.icon-button:active {
  transform: scale(0.94);
}

.icon-button svg {
  width: 20px;
  height: 20px;
}

.guide-mark {
  display: block;
  width: 38px;
  height: 38px;
  filter: drop-shadow(0 0 12px color-mix(in srgb, var(--guide-glow) 55%, transparent));
}

.guide-mark svg {
  display: block;
  width: 100%;
  height: 100%;
}

.answer-body {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(190px, 0.8fr);
  gap: 32px;
  align-items: start;
  margin-top: 10px;
}

.answer-body.is-wide {
  grid-template-columns: minmax(0, 1fr);
}

.answer-question {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 3.1vw, 40px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.answer-paras p {
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 16.5px;
  line-height: 1.66;
}

.answer-paras p:first-child {
  color: var(--ink);
  font-size: 17.5px;
}

.answer-paras p:last-child {
  margin-bottom: 0;
}

.answer-figure {
  margin: 2px 0 0;
  padding: 12px;
  border-radius: 22px;
  border: 1px solid var(--glass-stroke-soft);
  background: color-mix(in srgb, var(--glass-fill) 54%, transparent);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 10px 24px color-mix(in srgb, var(--glass-shade) 40%, transparent);
}

.answer-figure svg {
  display: block;
  width: 100%;
  height: auto;
}

.make-card {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  margin-top: 24px;
  padding: 11px 14px 11px 11px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--zone-learn) 42%, var(--glass-stroke));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--zone-learn) 16%, transparent), transparent 58%),
    linear-gradient(145deg, var(--glass-fill-soft), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 10px 26px color-mix(in srgb, var(--glass-shade) 48%, transparent);
  color: var(--ink);
  text-align: left;
  transition:
    transform 240ms var(--ease-out),
    border-color 240ms var(--ease),
    box-shadow 240ms var(--ease);
}

.make-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--zone-learn) 68%, var(--glass-stroke));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 16px 34px color-mix(in srgb, var(--glass-shade) 54%, transparent);
}

.make-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  flex: none;
  border-radius: 50%;
  color: var(--ink-dark);
  background: radial-gradient(120% 120% at 34% 24%, var(--world-glow-white), var(--zone-learn) 54%, var(--sun-warm));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 6px 16px color-mix(in srgb, var(--sky-low) 24%, transparent);
}

.make-icon svg {
  width: 24px;
  height: 24px;
}

.make-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.make-label {
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.make-title {
  overflow: hidden;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.make-tag {
  flex: none;
  margin-left: auto;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--chip-stroke);
  background: var(--chip-fill);
  color: var(--ink-muted);
  font-size: 11px;
  white-space: nowrap;
}

.make-arrow {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: none;
  border-radius: 50%;
  background: var(--glass-active);
  color: var(--ink);
}

.make-arrow svg {
  width: 18px;
  height: 18px;
}

/* quest */

.quest-panel {
  width: min(1000px, 100%);
  padding: 24px 28px 28px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--glass-fill-soft) 84%, transparent), color-mix(in srgb, var(--glass-fill) 94%, transparent)),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -1px 0 var(--glass-stroke-soft),
    0 30px 80px var(--glass-shade);
}

.quest-top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.quest-ident {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.quest-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.quest-subject {
  font-size: 11.5px;
  color: var(--ink-muted);
}

.step-count {
  margin-left: auto;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--chip-stroke);
  background: var(--chip-fill);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.quest-progress {
  display: grid;
  grid-template-columns: repeat(var(--segments, 4), 1fr);
  gap: 6px;
  margin-top: 16px;
}

.progress-seg {
  height: 4px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ink) 12%, transparent);
  transition:
    background 400ms var(--ease),
    box-shadow 400ms var(--ease);
}

.progress-seg.is-done {
  background: color-mix(in srgb, var(--zone-learn) 72%, transparent);
}

.progress-seg.is-active {
  background: var(--zone-learn);
  box-shadow: 0 0 12px color-mix(in srgb, var(--zone-learn) 65%, transparent);
}

.quest-main {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 36px;
  align-items: center;
  margin-top: 24px;
}

.quest-copy {
  min-width: 0;
}

.step-label {
  display: block;
  margin-bottom: 10px;
  color: var(--zone-learn);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.instruction {
  max-width: 15ch;
  margin: 0 0 26px;
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 56px;
  padding: 0 24px;
  border-radius: 999px;
  color: var(--ink-dark);
  font-size: 15.5px;
  font-weight: 640;
  letter-spacing: 0.005em;
  background: linear-gradient(145deg, var(--sun-glow), var(--sun-warm) 62%, var(--sky-horizon));
  border: 1px solid color-mix(in srgb, var(--sun-core) 60%, transparent);
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--sun-core) 85%, transparent),
    inset 0 -8px 18px color-mix(in srgb, var(--sky-low) 45%, transparent),
    0 12px 28px color-mix(in srgb, var(--sky-low) 34%, transparent),
    0 0 0 1px color-mix(in srgb, var(--sun-warm) 25%, transparent);
  transition:
    transform 240ms var(--ease-out),
    box-shadow 240ms var(--ease);
}

.primary-button:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--sun-core) 90%, transparent),
    inset 0 -8px 18px color-mix(in srgb, var(--sky-low) 38%, transparent),
    0 18px 36px color-mix(in srgb, var(--sky-low) 40%, transparent),
    0 0 0 1px color-mix(in srgb, var(--sun-warm) 32%, transparent);
}

.primary-button:active {
  transform: scale(0.975);
}

.quest-check {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 20px;
}

.quest-answer-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.quest-answer {
  min-width: 0;
  flex: 1;
  height: 54px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 8px 20px color-mix(in srgb, var(--glass-shade) 45%, transparent);
  color: var(--ink);
  font-size: 15.5px;
  caret-color: var(--focus);
}

.quest-answer::placeholder {
  color: var(--ink-muted);
}

.quest-answer:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.quest-result {
  margin: 0;
  font-family: var(--font-display);
  font-size: 25px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.quest-result.is-right {
  color: var(--island-b-grass-light);
}

.quest-result.is-wrong {
  color: var(--zone-workshop);
}

.quest-why {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.6;
}

.quest-retry {
  align-self: flex-start;
  height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 8px 20px color-mix(in srgb, var(--glass-shade) 45%, transparent);
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.quest-make {
  margin-top: 18px;
}

.activity {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 12px;
  border-radius: 26px;
  border: 1px solid var(--glass-stroke-soft);
  background:
    radial-gradient(90% 80% at 50% 12%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 72%),
    linear-gradient(150deg, color-mix(in srgb, var(--glass-fill-soft) 76%, transparent), color-mix(in srgb, var(--glass-fill) 88%, transparent));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 14px 34px color-mix(in srgb, var(--glass-shade) 42%, transparent);
}

.activity-art {
  display: grid;
  place-items: center;
  min-height: 300px;
  overflow: hidden;
  border-radius: 20px;
}

.activity-art svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 340px;
}

.activity-bar {
  display: flex;
  justify-content: center;
  padding-bottom: 2px;
}

.stir-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background: linear-gradient(145deg, var(--glass-fill-strong), var(--glass-fill));
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 8px 20px color-mix(in srgb, var(--glass-shade) 45%, transparent);
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  transition:
    background 180ms var(--ease),
    transform 200ms var(--ease-out);
}

.stir-button svg {
  width: 18px;
  height: 18px;
  color: var(--zone-learn);
}

.stir-button:hover {
  background: linear-gradient(145deg, var(--glass-hover), var(--glass-fill));
  transform: translateY(-1px);
}

.stir-button:active {
  transform: scale(0.96);
}

.activity.is-stirring .stir-button svg {
  animation: stir-spin 800ms var(--ease-out);
}

.art-swirl {
  transform-box: fill-box;
  transform-origin: center;
}

.activity.is-stirring .art-swirl {
  animation: swirl 900ms var(--ease);
}

@keyframes stir-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(-360deg);
  }
}

@keyframes swirl {
  0% {
    opacity: 0.2;
    transform: rotate(0deg) scale(0.9);
  }
  45% {
    opacity: 0.9;
    transform: rotate(12deg) scale(1.02);
  }
  100% {
    opacity: 0.6;
    transform: rotate(0deg) scale(1);
  }
}

/* complete */

.complete-card {
  width: min(408px, calc(100vw - 48px));
  margin-left: clamp(24px, 8vw, 132px);
  padding: 22px;
  border-radius: 30px;
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--glass-fill-soft) 88%, transparent), color-mix(in srgb, var(--glass-fill) 94%, transparent)),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 -1px 0 var(--glass-stroke-soft),
    0 30px 80px var(--glass-shade);
  animation: card-in 760ms var(--ease-out) 150ms both;
}

@keyframes card-in {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.complete-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.reward-badge {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  flex: none;
  border-radius: 50%;
  color: var(--ink-dark);
  background: radial-gradient(circle at 34% 28%, var(--world-glow-white), var(--zone-learn) 58%, var(--sun-warm));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--sun-core) 55%, transparent),
    0 0 34px color-mix(in srgb, var(--world-glow) 48%, transparent);
}

.reward-badge svg {
  width: 30px;
  height: 30px;
}

.complete-eyebrow {
  margin: 0 0 3px;
  color: var(--zone-learn);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.complete-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.complete-tag {
  margin: 3px 0 0;
  color: var(--ink-muted);
  font-size: 11.5px;
}

.compare {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding: 6px;
  border-radius: 16px;
  border: 1px solid var(--glass-stroke-soft);
  background: color-mix(in srgb, var(--glass-fill) 52%, transparent);
}

.compare-frame {
  position: relative;
  flex: 1;
  height: 78px;
  overflow: hidden;
  border-radius: 11px;
  border: 1px solid var(--glass-stroke-soft);
  background: var(--sky-top);
}

.compare-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compare-before img {
  filter: saturate(0.55) brightness(0.62);
}

.compare-after img {
  filter: saturate(1.04) brightness(0.96);
}

.compare-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 82% at 62% 58%, color-mix(in srgb, var(--world-glow) 55%, transparent), transparent 72%);
  mix-blend-mode: screen;
  pointer-events: none;
}

.mini-growth {
  position: absolute;
  left: 46%;
  top: 34%;
  width: 32%;
  height: 56%;
  pointer-events: none;
  filter: drop-shadow(0 0 7px color-mix(in srgb, var(--world-glow) 68%, transparent));
}

.mini-growth svg {
  display: block;
  width: 100%;
  height: 100%;
}

.compare-arrow {
  display: grid;
  place-items: center;
  width: 20px;
  flex: none;
  color: var(--ink-muted);
}

.compare-arrow svg {
  width: 20px;
  height: 20px;
}

#complete-back {
  width: 100%;
  height: 52px;
  margin-top: 16px;
}

/* code dialog */

.dialog-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: var(--pad);
  background: color-mix(in srgb, var(--sky-top) 56%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: fade-in 240ms var(--ease) both;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.code-panel {
  display: flex;
  flex-direction: column;
  width: min(560px, 100%);
  max-height: min(560px, calc(100dvh - 48px));
  padding: 20px;
  border-radius: 26px;
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--glass-fill-soft) 86%, transparent), color-mix(in srgb, var(--glass-fill) 94%, transparent)),
    var(--glass-fill);
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    0 30px 80px var(--glass-shade);
  animation: card-in 320ms var(--ease-out) both;
}

.code-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.code-eyebrow {
  margin: 0 0 3px;
  color: var(--zone-workshop);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.code-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.code-block {
  margin: 16px 0 0;
  padding: 18px;
  overflow: auto;
  border-radius: 16px;
  border: 1px solid var(--glass-stroke-soft);
  background: color-mix(in srgb, var(--world-screen) 88%, transparent);
  color: var(--ink-soft);
  font-family: "SFMono-Regular", "Cascadia Code", "Liberation Mono", Consolas, monospace;
  font-size: 13px;
  line-height: 1.65;
  white-space: pre;
  tab-size: 2;
}

.code-block code {
  font: inherit;
}

.tok-key {
  color: var(--zone-arcade);
}

.tok-num {
  color: var(--zone-learn);
}

.tok-fn {
  color: var(--zone-studio);
}

.tok-str {
  color: var(--island-b-grass-light);
}

@media (max-width: 1080px) and (min-width: 721px) {
  .quest-grid[data-band="y8"] {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .quest-grid[data-band="y8"] .quest-art {
    height: 124px;
  }

  .answer-body {
    gap: 24px;
  }
}

@media (max-width: 720px) {
  .learn-root {
    --pad: 14px;
  }

  .learn-topbar {
    top: max(12px, env(safe-area-inset-top));
    left: 14px;
    right: 14px;
  }

  .learn-entry {
    gap: 8px;
    height: 50px;
    padding: 3px 12px 3px 3px;
  }

  .learn-entry-glyph {
    width: 40px;
    height: 40px;
  }

  .learn-entry-glyph svg {
    width: 19px;
    height: 19px;
  }

  .learn-entry-label {
    font-size: 15px;
  }

  .profile-chip,
  .zone-chip {
    height: 48px;
  }

  .profile-chip {
    gap: 8px;
    padding: 3px 12px 3px 3px;
  }

  .avatar {
    width: 40px;
    height: 40px;
  }

  .avatar-sm {
    width: 32px;
    height: 32px;
  }

  .profile-name,
  .zone-label {
    font-size: 15px;
  }

  .profile-chevron {
    width: 14px;
    height: 14px;
  }

  .profile-menu {
    width: 228px;
    border-radius: 18px;
  }

  .zone-chip {
    gap: 8px;
    padding: 3px 14px 3px 3px;
  }

  .zone-glyph {
    width: 40px;
    height: 40px;
  }

  .zone-glyph svg {
    width: 19px;
    height: 19px;
  }

  .learn-view {
    padding: 72px 14px 16px;
  }

  .learn-view-answer,
  .learn-view-quest {
    align-items: flex-start;
  }

  .learn-view-complete {
    align-items: flex-end;
    justify-content: center;
    padding: 72px 12px 12px;
  }

  .learn-panel {
    padding: 14px;
    border-radius: 26px;
  }

  .ask-form {
    height: 56px;
    gap: 8px;
    padding: 6px 7px 6px 18px;
  }

  .ask-input {
    font-size: 15.5px;
  }

  .ask-submit {
    width: 44px;
    height: 44px;
  }

  .ask-submit svg {
    width: 19px;
    height: 19px;
  }

  .ask-suggestion {
    height: 44px;
    margin-top: 6px;
    padding: 0 14px;
    font-size: 12px;
  }

  .quests-head {
    margin-top: 18px;
  }

  .quests-title {
    font-size: 20px;
  }

  .level-pill {
    height: 21px;
    font-size: 10px;
  }

  .topic-filters {
    gap: 5px;
    margin-top: 10px;
  }

  .topic-chip {
    height: 44px;
    padding: 0 14px;
    font-size: 12px;
  }

  .quest-grid {
    gap: 10px;
    margin-top: 10px;
  }

  .quest-grid[data-band="y6"],
  .quest-grid[data-band="y8"] {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quest-card {
    border-radius: 18px;
  }

  .quest-open:focus-visible {
    border-radius: 18px;
  }

  .quest-art {
    height: 100px;
  }

  .quest-info {
    gap: 4px;
    padding: 9px 10px 11px;
  }

  .quest-title {
    font-size: 15px;
    line-height: 1.14;
  }

  .quest-tag {
    font-size: 10px;
  }

  .quest-grid[data-band="y8"] .quest-art {
    height: 84px;
  }

  .quest-grid[data-band="y8"] .quest-info {
    padding: 8px 10px 10px;
  }

  .quest-grid[data-band="y8"] .quest-title {
    font-size: 14px;
  }

  .quest-grid[data-band="y8"] .quest-tag {
    font-size: 9.5px;
  }

  .quest-studio {
    left: 7px;
    bottom: 7px;
    height: 20px;
    padding: 0 7px;
    font-size: 9px;
  }

  .quest-done {
    top: 7px;
    right: 7px;
    width: 23px;
    height: 23px;
  }

  .code-peek {
    right: 0;
    bottom: 0;
    height: 44px;
    padding: 0;
  }

  .code-peek-pill {
    height: 28px;
    padding: 0 8px;
    font-size: 10.5px;
  }

  .code-peek svg {
    width: 12px;
    height: 12px;
  }

  .answer-panel {
    padding: 16px 16px 18px;
    border-radius: 26px;
  }

  .icon-button {
    width: 44px;
    height: 44px;
  }

  .guide-mark {
    width: 34px;
    height: 34px;
  }

  .answer-body {
    display: block;
    margin-top: 6px;
  }

  .answer-question {
    margin-bottom: 14px;
    font-size: 29px;
  }

  .answer-paras p {
    margin-bottom: 11px;
    font-size: 15px;
    line-height: 1.6;
  }

  .answer-paras p:first-child {
    font-size: 15.5px;
  }

  .answer-figure {
    max-width: 260px;
    margin: 12px auto 0;
    padding: 8px;
    border-radius: 18px;
  }

  .make-card {
    gap: 10px;
    margin-top: 16px;
    padding: 9px 10px 9px 9px;
    border-radius: 17px;
  }

  .make-icon {
    width: 44px;
    height: 44px;
  }

  .make-icon svg {
    width: 21px;
    height: 21px;
  }

  .make-title {
    font-size: 15px;
  }

  .make-tag {
    display: none;
  }

  .make-arrow {
    width: 30px;
    height: 30px;
  }

  .quest-panel {
    padding: 14px 14px 16px;
    border-radius: 26px;
  }

  .quest-top {
    gap: 10px;
  }

  .quest-name {
    font-size: 15px;
  }

  .quest-subject {
    font-size: 10.5px;
  }

  .step-count {
    padding: 4px 8px;
    font-size: 12px;
  }

  .quest-progress {
    margin-top: 12px;
  }

  .quest-main {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 16px;
  }

  .step-label {
    margin-bottom: 8px;
    font-size: 10px;
  }

  .instruction {
    max-width: 18ch;
    margin-bottom: 18px;
    font-size: 27px;
  }

  .primary-button {
    height: 50px;
    padding: 0 22px;
    font-size: 15px;
  }

  .quest-copy .primary-button {
    width: 100%;
  }

  .quest-answer-row {
    flex-direction: column;
    align-items: stretch;
  }

  .quest-answer {
    width: 100%;
  }

  .quest-result {
    font-size: 22px;
  }

  .activity {
    width: 100%;
    gap: 8px;
    padding: 8px;
    border-radius: 20px;
  }

  .activity-art {
    min-height: 0;
    border-radius: 15px;
  }

  .activity-art svg {
    max-height: 210px;
  }

  .stir-button {
    height: 44px;
  }

  .complete-card {
    width: min(100%, 420px);
    margin: 0;
    padding: 16px;
    border-radius: 24px;
  }

  .reward-badge {
    width: 46px;
    height: 46px;
  }

  .reward-badge svg {
    width: 25px;
    height: 25px;
  }

  .complete-head {
    gap: 11px;
  }

  .complete-title {
    font-size: 26px;
  }

  .complete-tag {
    font-size: 10.5px;
  }

  .compare {
    margin-top: 12px;
    padding: 5px;
    border-radius: 14px;
  }

  .compare-frame {
    height: 62px;
    border-radius: 9px;
  }

  .compare-arrow {
    width: 17px;
  }

  .compare-arrow svg {
    width: 17px;
    height: 17px;
  }

  #complete-back {
    height: 48px;
    margin-top: 14px;
    font-size: 15px;
  }

  .dialog-backdrop {
    padding: 12px;
  }

  .code-panel {
    padding: 16px;
    border-radius: 22px;
  }

  .code-title {
    font-size: 21px;
  }

  .code-block {
    margin-top: 12px;
    padding: 14px;
    font-size: 12px;
  }
}

@media (max-width: 380px) {
  .learn-entry-label {
    display: none;
  }

  .learn-entry {
    padding: 3px;
  }

  .quest-name {
    font-size: 14px;
  }

  .quest-grid[data-band="y8"] .quest-title {
    font-size: 13.5px;
  }

  .instruction {
    font-size: 25px;
  }

  .answer-question {
    font-size: 27px;
  }
}