:root {
  --bg: #fbf6ec;
  --paper: #ffffff;
  --ink: #23262d;
  --muted: #6b6f78;
  --line: #e7dfcf;
  --accent: #e8683a;
  --accent-ink: #fff;
  --purple: #7c5cd6;
  --mask: rgba(232, 60, 80, 1);
  --radius: 16px;
  --shadow: 0 6px 24px rgba(60, 45, 20, .12);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1d21; --paper: #26282e; --ink: #f1ede5; --muted: #a3a6ad;
    --line: #383b43; --shadow: 0 6px 24px rgba(0, 0, 0, .4);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: ui-rounded, "SF Pro Rounded", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
button { font: inherit; color: inherit; cursor: pointer; }
[hidden] { display: none !important; }

/* --- Header --- */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 24px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 22px; letter-spacing: -.02em; }
.brand b { color: var(--accent); }
.logo { width: 34px; height: 34px; background: url(favicon.svg) center/contain no-repeat; }
main { flex: 1; padding: 0 16px 120px; }
.view { max-width: 1100px; margin: 0 auto; }

/* --- Upload --- */
#uploadView { text-align: center; padding-top: 4vh; }
h1 { font-size: clamp(28px, 5vw, 46px); letter-spacing: -.03em; margin: 0 0 8px; }
.lead { color: var(--muted); font-size: 18px; margin: 0 0 28px; }
.drop {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  max-width: 560px; margin: 0 auto; padding: 48px 24px;
  border: 3px dashed var(--line); border-radius: 24px; background: var(--paper);
  cursor: pointer; transition: border-color .15s, transform .15s, background .15s;
}
.drop:hover, .drop:focus-visible, .drop.over {
  border-color: var(--accent); transform: translateY(-2px); outline: none;
}
.drop.over { background: color-mix(in srgb, var(--accent) 8%, var(--paper)); }
.drop-icon {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink); font-size: 26px; margin-bottom: 6px;
}
.drop strong { font-size: 20px; }
.drop span { color: var(--muted); }
.drop small { color: var(--muted); margin-top: 10px; }

.how {
  list-style: none; padding: 0; margin: 32px auto 0; display: flex; justify-content: center;
  gap: 24px; flex-wrap: wrap; color: var(--muted);
}
.how b {
  display: inline-grid; place-items: center; width: 24px; height: 24px; margin-right: 6px;
  border-radius: 50%; background: var(--ink); color: var(--bg); font-size: 13px;
}

/* --- Toolbar --- */
.toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 8px; box-shadow: var(--shadow); margin-bottom: 14px;
}
.group { display: flex; gap: 4px; }
.group.right { margin-left: auto; }
.toolbar button {
  border: 0; background: transparent; padding: 8px 10px; border-radius: 10px;
  display: flex; align-items: center; gap: 6px; white-space: nowrap;
}
.toolbar button:hover:not(:disabled) { background: var(--bg); }
.toolbar button:disabled { opacity: .35; cursor: default; }
.toolbar button.active,
.toolbar button.active:hover:not(:disabled) { background: var(--ink); color: var(--bg); }
.size { display: flex; align-items: center; gap: 6px; padding: 0 8px; color: var(--muted); font-size: 14px; }
.size-label { margin-right: 2px; }
.size input { width: 96px; accent-color: var(--accent); }
.toolbar .size button.mini {
  width: 28px; height: 28px; padding: 0; justify-content: center;
  border-radius: 50%; border: 1px solid var(--line); font-size: 17px; line-height: 1;
}
.size output { min-width: 48px; font-variant-numeric: tabular-nums; color: var(--ink); font-size: 13px; }

/* --- Info line above the image --- */
.infobar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 8px 16px; margin: 0 4px 10px; font-size: 13px; color: var(--muted);
}
.imginfo { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 0; min-width: 0; }
.imginfo span + span::before { content: "\00b7"; margin: 0 8px; opacity: .6; }
.imginfo .info-name {
  color: var(--ink); font-weight: 600; max-width: 260px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.imginfo .info-ratio { color: var(--ink); }
.saveas { display: flex; align-items: center; gap: 8px; }
.saveas select {
  font: inherit; color: var(--ink); background: var(--paper);
  border: 1px solid var(--line); border-radius: 8px; padding: 4px 8px;
}

/* --- Image area --- */
.stage {
  display: grid; place-items: center; min-height: 300px;
  background: var(--paper);
  border-radius: var(--radius); padding: 12px; border: 1px solid var(--line);
}
.canvas-wrap { position: relative; line-height: 0; touch-action: none; }
.canvas-wrap canvas { display: block; max-width: 100%; max-height: 68vh; border-radius: 6px; }
#maskCanvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: .5; cursor: none; mix-blend-mode: normal;
}
.canvas-wrap.comparing #maskCanvas { opacity: 0; }
.canvas-wrap canvas.orig { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
/* Label so it is obvious that the original is showing */
.canvas-wrap.comparing::after {
  content: "Original"; position: absolute; top: 10px; left: 10px; z-index: 2;
  padding: 4px 10px; border-radius: 99px; line-height: 1.4;
  background: var(--ink); color: var(--bg); font-size: 13px; font-weight: 600;
}
.cursor {
  position: absolute; pointer-events: none; border-radius: 50%;
  border: 2px solid #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.6), inset 0 0 0 1px rgba(0,0,0,.6);
  transform: translate(-50%, -50%);
}
.cursor.eraser { border-style: dashed; }
.cursor.resizing { border-color: var(--accent); background: rgba(232, 104, 58, .18); }
.cursor.resizing::after {
  content: attr(data-size); position: absolute; left: 50%; top: calc(100% + 8px);
  transform: translateX(-50%); white-space: nowrap; line-height: 1.4;
  padding: 2px 8px; border-radius: 99px; font-size: 12px; font-weight: 600;
  background: var(--ink); color: var(--bg);
}
.cursor.preview { background: rgba(232, 60, 80, .25); transition: width .12s, height .12s; }

/* AI working: scanner effect over the image */
.busy { position: absolute; inset: 0; overflow: hidden; border-radius: 6px; background: rgba(20, 20, 30, .25); }
.scan {
  position: absolute; left: 0; right: 0; height: 30%;
  background: linear-gradient(transparent, rgba(124, 92, 214, .55), transparent);
  animation: scan 1.2s ease-in-out infinite alternate;
}
@keyframes scan { from { top: -30%; } to { top: 100%; } }

.actions { display: flex; justify-content: center; margin-top: 16px; }
.go {
  border: 0; border-radius: 99px; padding: 14px 34px; font-size: 19px; font-weight: 700;
  background: var(--accent); color: var(--accent-ink); box-shadow: 0 6px 0 #b9471f;
  transition: transform .08s, box-shadow .08s, opacity .2s;
}
.go:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 2px 0 #b9471f; }
.go:disabled { opacity: .4; cursor: default; }

/* --- Rootocoon & speech bubble --- */
.mascot {
  position: fixed; right: 16px; bottom: 12px; z-index: 10;
  display: flex; align-items: flex-end; gap: 6px; pointer-events: none;
}
.mascot > * { pointer-events: auto; }
.mascot-btn {
  width: 130px; height: 156px; border: 0; background: none; padding: 0;
  filter: drop-shadow(0 6px 10px rgba(0,0,0,.18));
  transition: transform .2s;
}
.mascot-btn:hover { transform: rotate(-4deg) scale(1.04); }
.mascot-btn svg { width: 100%; height: 100%; overflow: visible; }
.mascot-btn.pop { animation: pop .45s cubic-bezier(.3, 1.6, .5, 1); }
@keyframes pop { 0% { transform: scale(.6) translateY(20px); } 100% { transform: none; } }

.bubble {
  position: relative; max-width: 300px; margin-bottom: 70px;
  background: var(--paper); border: 2px solid var(--ink); border-radius: 18px;
  padding: 14px 16px 10px; box-shadow: var(--shadow);
  animation: bubble .25s ease-out;
}
.bubble::after {
  content: ""; position: absolute; right: -11px; bottom: 26px;
  border: 10px solid transparent; border-left-color: var(--ink); border-right: 0;
}
.bubble p { margin: 0 0 10px; line-height: 1.45; }
.bubble.alert { border-color: var(--accent); }
.bubble.alert::after { border-left-color: var(--accent); }
@keyframes bubble { from { opacity: 0; transform: translateY(8px) scale(.96); } }
.bubble-btns { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.bubble-btns button {
  border: 0; border-radius: 99px; padding: 6px 14px; background: var(--ink); color: var(--bg); font-size: 14px;
}
.bubble-btns .link { background: none; color: var(--muted); padding: 6px 0; text-decoration: underline; }

/* Small animations in the raccoon */
.raccoon .bodybob { animation: breathe 3s ease-in-out infinite; transform-origin: 100px 220px; }
@keyframes breathe { 50% { transform: scaleY(1.015); } }
.raccoon .wave { animation: wave .9s ease-in-out infinite alternate; transform-origin: 62px 140px; }
@keyframes wave { from { transform: rotate(-8deg); } to { transform: rotate(14deg); } }
.raccoon .bob { animation: bob 1.4s ease-in-out infinite alternate; }
@keyframes bob { to { transform: translateY(-5px); } }
.raccoon .spin { transform-box: fill-box; transform-origin: center; animation: spin 1.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.raccoon .confetti rect { animation: fall 1.8s ease-in infinite; }
@keyframes fall { 0% { transform: translateY(-6px); opacity: 1; } 100% { transform: translateY(24px); opacity: 0; } }
.raccoon.is-working .bodybob { animation: shake .25s linear infinite; }
@keyframes shake { 25% { transform: rotate(1deg); } 75% { transform: rotate(-1deg); } }
.raccoon.is-stuffed .bodybob { animation: wobble 1.2s ease-in-out infinite; }
@keyframes wobble { 50% { transform: scaleX(1.03) scaleY(.98); } }

.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 16px 160px 20px 16px; }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

@media (max-width: 720px) {
  .toolbar { gap: 6px; }
  .group.right { width: 100%; justify-content: flex-start; }
  .group.right { margin-left: 0; }
  .mascot-btn { width: 90px; height: 108px; }
  .bubble { max-width: 230px; margin-bottom: 50px; font-size: 15px; }
  .foot { padding-right: 16px; padding-bottom: 130px; }
}