:root {
  --bg: #f7efe6;
  --surface: #fffaf4;
  --ink: #3a2a1f;
  --muted: #8a7363;
  --fawn: #d79a5f;
  --fawn-soft: #f1dcc4;
  --pink: #e8638f;
  --pink-deep: #c94473;
  --line: rgba(58, 42, 31, 0.1);
  --shadow: 0 18px 40px -22px rgba(90, 55, 30, 0.45);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1d1714;
    --surface: #2a221d;
    --ink: #f6e9dc;
    --muted: #b79f8c;
    --fawn-soft: #3d3028;
    --line: rgba(246, 233, 220, 0.1);
    --shadow: 0 18px 40px -22px rgba(0, 0, 0, 0.7);
  }
}
:root[data-theme="dark"] {
  --bg: #1d1714;
  --surface: #2a221d;
  --ink: #f6e9dc;
  --muted: #b79f8c;
  --fawn-soft: #3d3028;
  --line: rgba(246, 233, 220, 0.1);
  --shadow: 0 18px 40px -22px rgba(0, 0, 0, 0.7);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Outfit", system-ui, -apple-system, sans-serif;
  line-height: 1.4;
}

.top, main, footer {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 20px;
  padding-bottom: 14px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.collar {
  width: 38px; height: 38px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #f4b98a, var(--fawn) 60%, #b97a42);
  box-shadow: inset 0 -5px 0 0 var(--pink), 0 6px 14px -6px rgba(201, 68, 115, 0.6);
}
h1 { font-size: clamp(1.25rem, 3.6vw, 1.7rem); margin: 0; font-weight: 700; letter-spacing: -0.02em; }
.sub { margin: 0; color: var(--muted); font-size: 0.9rem; }

.sub strong { color: var(--pink); font-weight: 600; }

.meters { display: flex; gap: 14px; }
.meter { min-width: 96px; font-size: 0.75rem; color: var(--muted); }
.meter span { display: block; margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.08em; }
.meter i {
  display: block; height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; position: relative;
}
.meter i::after {
  content: ""; position: absolute; inset: 0;
  width: calc(var(--v) * 100%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--fawn), var(--pink));
  transition: width .6s ease;
}
.meter.cool i::after { background: linear-gradient(90deg, #f0a35e, #4cc0d0); }

.stage-wrap {
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #bcd9e4;
}
#stage {
  display: block;
  width: 100%;
  height: clamp(380px, 62vh, 660px);
  touch-action: manipulation;
  cursor: pointer;
}
.status {
  position: absolute;
  top: 14px; left: 14px;
  max-width: calc(100% - 28px);
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 250, 244, 0.82);
  color: #3a2a1f;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-weight: 500;
  font-size: 0.92rem;
  box-shadow: 0 6px 18px -10px rgba(0,0,0,.4);
}
@keyframes pop { 0% { transform: scale(.94); opacity: .4; } 100% { transform: scale(1); opacity: 1; } }
.status.pop { animation: pop .25s ease-out; }
.hint {
  position: absolute;
  bottom: 10px; left: 50%;
  transform: translateX(-50%);
  margin: 0;
  width: max-content;
  max-width: calc(100% - 24px);
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,.92);
  text-shadow: 0 1px 6px rgba(0,0,0,.45);
  pointer-events: none;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 18px 0 8px;
}
.group { display: flex; flex-wrap: wrap; gap: 8px; }
.btn {
  font: inherit;
  font-weight: 500;
  font-size: 0.95rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  padding: 9px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform .12s ease, background .2s ease, box-shadow .2s ease;
}
.btn:hover { background: var(--fawn-soft); }
.btn:active { transform: scale(0.96); }
.btn:focus-visible { outline: 2px solid var(--pink); outline-offset: 2px; }
.btn.primary {
  background: var(--pink);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 18px -10px var(--pink-deep);
}
.btn.primary:hover { background: var(--pink-deep); }

.toggle { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); cursor: pointer; margin-left: auto; font-size: 0.95rem; }
.toggle input { position: absolute; opacity: 0; pointer-events: none; }
.track { width: 40px; height: 24px; border-radius: 999px; background: var(--line); position: relative; transition: background .2s; }
.track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.3); transition: transform .2s; }
.toggle input:checked + .track { background: var(--fawn); }
.toggle input:checked + .track::after { transform: translateX(16px); }
.toggle input:focus-visible + .track { outline: 2px solid var(--pink); outline-offset: 2px; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  grid-template-areas: "stage chat" "controls chat";
  gap: 0 20px;
  align-items: start;
}
.layout .stage-wrap { grid-area: stage; }
.layout .controls { grid-area: controls; }
.layout .chat { grid-area: chat; }

.chat {
  display: flex;
  flex-direction: column;
  height: clamp(380px, 62vh, 660px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 26px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.chat-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.chat-head h2 { margin: 0; font-size: 1rem; }
.chat-head p { margin: 0; font-size: 0.8rem; color: var(--muted); }
.collar.small { width: 30px; height: 30px; box-shadow: inset 0 -4px 0 0 var(--pink); flex: none; }
.chat-log {
  list-style: none;
  margin: 0;
  padding: 14px;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overscroll-behavior: contain;
}
.msg {
  max-width: 85%;
  padding: 9px 13px;
  border-radius: 18px;
  font-size: 0.95rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.msg.assistant { align-self: flex-start; background: var(--fawn-soft); border-bottom-left-radius: 6px; }
.msg.user { align-self: flex-end; background: var(--pink); color: #fff; border-bottom-right-radius: 6px; }
.msg.note { align-self: center; background: none; color: var(--muted); font-size: 0.8rem; text-align: center; padding: 2px 8px; }
.msg.typing { letter-spacing: 3px; animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .4; } }
.chat-form { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--line); }
.chat-form input {
  flex: 1;
  min-width: 0;
  font: inherit;
  font-size: 16px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
}
.chat-form input:focus-visible { outline: 2px solid var(--pink); outline-offset: 1px; }
.chat-form.busy button { opacity: .6; pointer-events: none; }

@media (max-width: 1000px) {
  .layout { grid-template-columns: minmax(0, 1fr); grid-template-areas: "stage" "controls" "chat"; }
  .chat { height: 440px; margin-top: 8px; }
}

/* Dog switcher */
.dog-switch {
  display: inline-flex;
  padding: 4px;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.dog-switch button {
  font: inherit;
  font-weight: 500;
  font-size: 0.9rem;
  border: 0;
  background: none;
  color: var(--muted);
  padding: 7px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.dog-switch button[aria-checked="true"] { background: var(--dog-accent, var(--pink)); color: #fff; }
.dog-switch button:focus-visible { outline: 2px solid var(--pink); outline-offset: 2px; }
.btn.pair[hidden] { display: none; }
.sub strong { color: var(--dog-accent, var(--pink)); }
.status { border-left: 4px solid var(--accent, var(--pink)); }
.msg.assistant { border-left: 3px solid var(--accent, transparent); }
.msg.assistant b { display: block; font-size: 0.75rem; color: var(--accent, var(--muted)); margin-bottom: 2px; }
@media (max-width: 640px) { .dog-switch { order: -1; width: 100%; } .dog-switch button { flex: 1; } }

.chat-head { flex-wrap: wrap; }
.chat-head > div { flex: 1; min-width: 0; }
.chat-head .who { flex-basis: 100%; padding-left: 40px; display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--muted); }
.chat-head select {
  font: inherit; font-size: 0.85rem; color: var(--ink); background: var(--bg);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 10px;
}
.chat-head select:focus-visible { outline: 2px solid var(--pink); outline-offset: 1px; }

.time-toggle {
  position: absolute; top: 14px; right: 14px;
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-size: 0.85rem; font-weight: 500; color: #3a2a1f;
  padding: 7px 12px; border-radius: 999px; border: 0; cursor: pointer;
  background: rgba(255, 250, 244, 0.82);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 6px 18px -10px rgba(0,0,0,.4);
}
.time-toggle svg { width: 16px; height: 16px; display: none; }
.time-toggle[data-mode="auto"] .i-auto, .time-toggle[data-mode="day"] .i-day, .time-toggle[data-mode="night"] .i-night { display: block; }
.time-toggle:focus-visible { outline: 2px solid var(--pink); outline-offset: 2px; }
.status { max-width: calc(100% - 140px); }

footer { padding-top: 32px; padding-bottom: 32px; color: var(--muted); font-size: 0.85rem; text-align: center; }

@media (max-width: 640px) {
  .top { padding-top: 14px; }
  .meters { width: 100%; gap: 10px; }
  .meter { flex: 1; min-width: 0; }
  .stage-wrap { border-radius: 20px; }
  #stage { height: clamp(380px, 58vh, 560px); }
  .controls { gap: 10px; }
  .group { width: 100%; }
  .group .btn { flex: 1 1 auto; }
  .toggle { margin-left: 0; }
}

@media (max-width: 640px) {
  .hint {
    position: static;
    transform: none;
    width: auto;
    max-width: none;
    padding: 8px 12px;
    background: var(--surface);
    color: var(--muted);
    text-shadow: none;
  }
}