:root {
  --bg: #1b1d23;
  --ink: #14151a;
  --text: #e4e7ed;
  --muted: #8a92a1;
  --accent: #a47fd0; /* changes with the selected character */
  --comic: "Comic Sans MS", "Comic Neue", "Chalkboard SE", "Marker Felt", "Segoe Print", system-ui, sans-serif;
}

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

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

.comic {
  width: min(480px, 100%);
  height: min(800px, 100vh);
  height: min(800px, 100dvh);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
}

@media (max-width: 520px) {
  .comic { height: 100vh; height: 100dvh; }
}

/* ---- Top bar ---- */
.top { display: flex; align-items: center; gap: 8px; }

.picker {
  flex: 1;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}
.picker::-webkit-scrollbar { display: none; }

.picker button {
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 64px;
  padding: 4px 4px 3px;
  border: 2px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.68rem;
  cursor: pointer;
  opacity: 0.75;
}
.picker button img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #eef1f8;
  object-fit: contain;
}
.picker button:hover { opacity: 1; }
.picker button[aria-pressed="true"] {
  opacity: 1;
  color: var(--text);
  border-color: var(--accent);
}
.picker button:focus-visible,
.hist-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.hist-btn {
  flex: none;
  padding: 7px 12px;
  border: 2px solid var(--muted);
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}
.hist-btn:hover { border-color: var(--accent); }

/* ---- Stage: the comic panel ---- */
.stage {
  position: relative;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;  /* bubble sits right above the character and grows upward */
  gap: 0;
  padding: 64px 14px 14px;
  overflow: hidden;
  border: 4px solid var(--ink);
  border-radius: 20px;
  background-color: color-mix(in srgb, var(--accent) 28%, #fff);
  background-image: radial-gradient(color-mix(in srgb, var(--accent) 55%, transparent) 1.7px, transparent 2.2px);
  background-size: 14px 14px;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.55);
  transition: background-color 0.3s;
}

.tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 3px 12px 4px;
  border: 3px solid var(--ink);
  border-radius: 6px;
  background: var(--accent);
  color: var(--ink);
  font-family: var(--comic);
  transform: rotate(-2deg);
  box-shadow: 3px 3px 0 var(--ink);
}
.tag h1 { margin: 0; font-size: 1.05rem; letter-spacing: 0.04em; text-transform: uppercase; }
.tag p { margin: 0; font-size: 0.72rem; font-style: italic; }

/* Speech bubbles */
.bubble {
  --tail-x: 50%;
  position: relative;
  flex: none;
  margin-bottom: 26px; /* room for the tail */
  max-width: 94%;
  padding: 14px 18px;
  border: 3px solid var(--ink);
  border-radius: 26px 30px 28px 24px / 30px 26px 32px 24px;
  background: #fff;
  color: var(--ink);
  font-family: var(--comic);
  font-size: 1.15rem;
  line-height: 1.35;
  text-align: center;
  box-shadow: 5px 5px 0 var(--ink);
  cursor: pointer;
}
.bubble p {
  margin: 0;
  max-height: calc(var(--bubble-max, 160px) - 34px); /* minus padding and border */
  overflow-y: auto;
  overflow-wrap: anywhere;
  scrollbar-width: thin;
}
.bubble.thinking { cursor: default; }

/* tail: dark triangle, then a smaller white one on top for the outline effect */
.bubble::before,
.bubble::after {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-style: solid;
  border-color: var(--ink) transparent transparent transparent;
  border-width: 24px 14px 0 14px;
  left: var(--tail-x);
  bottom: -26px;
  margin-left: -14px;
}
.bubble::after {
  border-color: #fff transparent transparent transparent;
  border-width: 19px 11px 0 11px;
  bottom: -17px;
  margin-left: -11px;
}

.dots i {
  display: inline-block;
  width: 11px;
  height: 11px;
  margin: 0 4px;
  border-radius: 50%;
  background: var(--ink);
  animation: blink 1.1s infinite;
}
.dots i:nth-child(2) { animation-delay: 0.18s; }
.dots i:nth-child(3) { animation-delay: 0.36s; }

/* The user's last message: a small bubble in a fixed slot below the character,
   so the character never moves when it appears. One line; the History has the rest. */
.you-slot {
  flex: none;
  width: 100%;
  height: var(--you-slot, 50px);
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  padding-top: 6px;
}
.bubble.you {
  --tail-x: 80%;
  margin: 0 4px 0 0;
  min-width: 96px;
  max-width: 88%;
  padding: 8px 14px;
  background: var(--accent);
  font-size: 0.92rem;
  text-align: center;
  box-shadow: 3px 3px 0 var(--ink);
  cursor: default;
}
.bubble.you p {
  max-height: none;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
/* smaller tail than the character's bubble */
.bubble.you::before { border-width: 12px 8px 0 8px; bottom: -14px; margin-left: -8px; }
.bubble.you::after { border-width: 9px 6px 0 6px; bottom: -7px; margin-left: -6px; border-top-color: var(--accent); }

/* The character */
.hero {
  flex: none;                 /* fixed size: never moves or resizes with the bubble */
  height: calc(100% - var(--bubble-max, 160px) - 26px - var(--you-slot, 50px));
  max-width: 100%;
  width: auto;
  object-fit: contain;
  transform-origin: 50% 100%;
  filter: drop-shadow(0 5px 0 rgba(20, 21, 26, 0.22));
  animation: bob 3.4s ease-in-out infinite;
  user-select: none;
  -webkit-user-drag: none;
}
.hero.talk { animation: hop 0.5s ease-out, bob 3.4s ease-in-out 0.5s infinite; }
.hero.swap { animation: pop 0.4s ease-out, bob 3.4s ease-in-out 0.4s infinite; }

/* History overlay */
.history {
  position: absolute;
  inset: 0;
  z-index: 5;
  padding: 12px;
  overflow-y: auto;
  background: rgba(20, 21, 26, 0.96);
  color: var(--text);
}
.messages { display: flex; flex-direction: column; gap: 10px; }
.row { display: flex; align-items: flex-end; gap: 8px; max-width: 90%; }
.row.bot { align-self: flex-start; }
.row.user { align-self: flex-end; }
.mini { flex: none; width: 28px; height: 28px; border-radius: 50%; background: #eef1f8; object-fit: contain; }
.msg { padding: 9px 13px; border-radius: 14px; line-height: 1.4; font-size: 0.92rem; overflow-wrap: anywhere; }
.msg.bot { background: #2f343f; border-bottom-left-radius: 4px; }
.msg.user { background: #4a5568; border-bottom-right-radius: 4px; }

/* ---- Composer ---- */
.composer { display: flex; gap: 8px; }

.field { position: relative; flex: 1; min-width: 0; display: flex; }
.field.counting input { padding-right: 66px; }
.count {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--comic);
  font-size: 0.75rem;
  color: #6b7280;
  pointer-events: none;
}
.count.full { color: #c0392b; font-weight: 700; }

.composer input {
  flex: 1;
  min-width: 0;
  padding: 11px 16px;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-family: var(--comic);
  font-size: 1rem;
  outline: none;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.55);
}
.composer input:focus { box-shadow: 3px 3px 0 var(--accent); }

.composer button {
  padding: 0 20px;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--accent);
  color: var(--ink);
  font-family: var(--comic);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.55);
}
.composer button:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 rgba(0, 0, 0, 0.55); }

/* ---- Animation ---- */
@keyframes bob {
  0%, 100% { transform: translateY(0) rotate(-0.6deg); }
  50% { transform: translateY(-8px) rotate(0.6deg); }
}
@keyframes hop {
  0% { transform: scale(1, 1); }
  30% { transform: scale(0.95, 1.07) translateY(-14px); }
  60% { transform: scale(1.04, 0.96); }
  100% { transform: scale(1, 1); }
}
@keyframes pop {
  0% { transform: scale(0.7) translateY(30px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}
@keyframes blink {
  0%, 80%, 100% { opacity: 0.25; transform: translateY(0); }
  40% { opacity: 1; transform: translateY(-4px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero, .hero.talk, .hero.swap, .dots i { animation: none; }
}