:root {
  --bg: #fff8ec;
  --card: #ffffff;
  --ink: #33313e;
  --accent: #ff6b81;
  --accent2: #34c759;
  --accent3: #32ade6;
  --shadow: 0 6px 0 rgba(0,0,0,0.08);
  --radius: 22px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Fredoka', system-ui, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
}

/* ---------- Gallery page ---------- */

.topbar {
  padding: 14px 16px 10px;
  text-align: center;
}

.topbar-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
}

.topbar-spacer { width: 42px; flex: 0 0 auto; }

.topbar h1 {
  margin: 0;
  font-size: clamp(22px, 6vw, 32px);
  color: var(--accent);
}

.progress-wrap {
  max-width: 420px;
  margin: 0 auto;
}

.progress-track {
  height: 14px;
  background: #eee2cf;
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #ff9500, #ffcc00, #34c759, #32ade6, #af52de);
  transition: width 0.4s ease;
}

.progress-text {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0.75;
}

.banner {
  display: none;
  margin: 0 16px 10px;
  padding: 12px;
  text-align: center;
  border-radius: 16px;
  background: #fff1c2;
  font-weight: 600;
  color: #7a5a00;
}
.banner.show { display: block; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 10px 14px 28px;
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 560px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 860px) {
  .grid { grid-template-columns: repeat(4, 1fr); gap: 18px; }
}
@media (min-width: 1140px) {
  .grid { grid-template-columns: repeat(5, 1fr); }
}

.card {
  display: block;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.15s ease;
}
a.card:active { transform: scale(0.96); }

.card-thumb {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #fbf6ea;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.card-thumb .outline-preview { opacity: 0.85; }

.card.locked .card-thumb img { filter: grayscale(1); opacity: 0.35; }
.card.locked { pointer-events: none; }

.lock-badge, .check-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  background: #fff;
  box-shadow: var(--shadow);
}
.check-badge { background: var(--accent2); color: #fff; }

.card-label {
  padding: 8px 10px 0;
  font-weight: 600;
  font-size: clamp(13px, 3.2vw, 16px);
  text-align: center;
}
.card-theme {
  padding: 2px 10px 10px;
  text-align: center;
  font-size: 12px;
  opacity: 0.55;
}

.foot {
  text-align: center;
  padding: 8px 16px 22px;
  font-size: 13px;
  opacity: 0.6;
}

.create-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 4px 16px 18px;
  padding: 16px 18px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--radius);
  background: linear-gradient(120deg, #ff9500, #ff6b81);
  color: #fff;
  text-decoration: none;
  box-shadow: var(--shadow);
}
.create-cta:active { transform: scale(0.98); }
.create-cta-icon { font-size: 34px; }
.create-cta-text { display: flex; flex-direction: column; gap: 2px; }
.create-cta-text strong { font-size: 18px; }
.create-cta-text small { font-size: 13px; opacity: 0.9; }

.creations-section {
  max-width: 1200px;
  margin: 0 auto 18px;
  padding: 0 16px;
}
.creations-title {
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--ink);
}
.creations-strip {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.creation-card {
  position: relative;
  flex: 0 0 auto;
  width: 110px;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
  display: block;
}
.creation-card img { width: 100%; height: 100%; object-fit: contain; }
.creation-delete {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 13px;
  line-height: 1;
}

/* ---------- Coloring page ---------- */

body.color-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto 1fr auto;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

.color-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
}
.color-topbar h1 {
  flex: 1;
  margin: 0;
  text-align: center;
  font-size: clamp(18px, 5vw, 24px);
  color: var(--accent);
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 18px;
}
.icon-btn:active { transform: translateY(2px); box-shadow: none; }

.stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  overflow: hidden;
  touch-action: none;
}
.stage.cursor-fill .canvas-wrap { cursor: crosshair; }

.canvas-wrap {
  position: relative;
  width: min(94vw, 60vh, 640px);
  aspect-ratio: 1 / 1;
  background: #fff;
  border-radius: 18px;
  box-shadow: var(--shadow);
  touch-action: none;
  transform: translate(0, 0) scale(1);
  transform-origin: center center;
  transition: transform 0.12s ease;
}

.canvas-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 18px;
}
#outlineCanvas, #shapesCanvas, #selectionCanvas { pointer-events: none; }

.confetti-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  display: none;
}
.confetti-layer.active { display: block; }
.confetti-piece {
  position: absolute;
  top: -20px;
  width: 10px;
  height: 14px;
  border-radius: 3px;
  animation-name: fall;
  animation-timing-function: ease-in;
  animation-fill-mode: forwards;
}
@keyframes fall {
  to { transform: translateY(115%) rotate(360deg); opacity: 0.3; }
}

.toolbar {
  min-width: 0;
  background: var(--card);
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  box-shadow: 0 -4px 14px rgba(0,0,0,0.06);
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tool-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tool-btn {
  flex: 1 1 100px;
  min-width: 0;
  padding: 10px 6px;
  border-radius: 14px;
  background: #f2eee2;
  font-weight: 600;
  font-size: 14px;
}
.tool-btn.selected { background: var(--accent3); color: #fff; }
.tool-btn:disabled { opacity: 0.4; }
.tool-btn.danger-btn { background: #ffe1e0; color: #b3261e; }
.tool-btn.danger-btn:disabled { opacity: 0.35; }

.brush-styles {
  min-width: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}
.brush-btn {
  flex: 0 0 auto;
  padding: 8px 12px;
  border-radius: 14px;
  background: #f2eee2;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}
.brush-btn.selected { background: var(--accent); color: #fff; }

.size-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
}
.size-row input[type="range"] { flex: 1; }

.zoom-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.zoom-hint {
  flex: 1;
  min-width: 0;
  font-size: 12px;
  font-weight: 600;
  opacity: 0.6;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.zoom-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}
.zoom-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f2eee2;
  font-size: 18px;
  font-weight: 700;
  flex: 0 0 auto;
}
.zoom-btn:active { transform: translateY(1px); }
.zoom-level {
  font-size: 13px;
  font-weight: 700;
  min-width: 44px;
  text-align: center;
}

.palette {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.swatch {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.12);
}
.swatch.selected { box-shadow: 0 0 0 3px var(--ink); }

.custom-color-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 600;
}
.custom-color-row input { width: 44px; height: 34px; border: none; background: none; padding: 0; }

.done-btn {
  padding: 14px;
  border-radius: 16px;
  background: var(--accent2);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  box-shadow: var(--shadow);
}
.done-btn:active { transform: translateY(2px); box-shadow: none; }

/* ---------- Desktop / tablet layout for coloring page ---------- */
@media (min-width: 900px) {
  body.color-page {
    grid-template-columns: minmax(0, 1fr) 340px;
    grid-template-rows: auto 1fr;
    height: 100vh;
  }
  .color-topbar { grid-column: 1 / 3; }
  .stage { grid-column: 1; grid-row: 2; }
  .toolbar {
    grid-column: 2;
    grid-row: 2;
    border-radius: 0;
    border-left: 1px solid #eee2cf;
    overflow-y: auto;
    box-shadow: none;
  }
  .canvas-wrap { width: min(80vh, 70vw, 700px); }
}