:root {
  --bg: #fff6f2;
  --surface: #ffffff;
  --ink: #3a2a2f;
  --muted: #8a7479;
  --pink: #f06292;
  --pink-soft: #fde3ec;
  --orange: #ff8a3d;
  --bot: #ffffff;
  --user: #f06292;
  --user-ink: #ffffff;
  --line: #f3d9df;
  --crisis-bg: #fff0f3;
  --urgent-bg: #fff4e5;
  --urgent-line: #ffb870;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1e1719;
    --surface: #2a2023;
    --ink: #f6e9ec;
    --muted: #b79ea5;
    --pink: #f48fb1;
    --pink-soft: #3d2730;
    --bot: #2a2023;
    --user: #c2185b;
    --line: #43313a;
    --crisis-bg: #3a2229;
    --urgent-bg: #3a2c1c;
    --urgent-line: #a8662b;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "PingFang HK", "Noto Sans HK", "Microsoft JhengHei", sans-serif;
}
a { color: var(--pink); }

.app {
  max-width: 720px;
  margin: 0 auto;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top, 0) 16px env(safe-area-inset-bottom, 0);
}

.top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0 10px;
}
.badge {
  width: 44px; height: 44px; flex: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pink), var(--orange));
  color: #fff; font-weight: 800; font-size: 14px; letter-spacing: .5px;
  display: grid; place-items: center;
}
.titles { flex: 1; min-width: 0; }
.titles h1 { margin: 0; font-size: 20px; line-height: 1.2; }
.titles p { margin: 0; font-size: 13px; color: var(--muted); }
.restart {
  border: 1px solid var(--line); background: var(--surface); color: var(--muted);
  border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 13px; cursor: pointer;
}

.notice {
  font-size: 12.5px; color: var(--muted);
  background: var(--pink-soft); border-radius: 10px;
  padding: 8px 12px; margin-bottom: 8px;
}

.chat { flex: 1; overflow-y: auto; padding: 8px 0 16px; scroll-behavior: smooth; }

.msg { display: flex; margin: 10px 0; }
.msg.user { justify-content: flex-end; }
.bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 18px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.bot .bubble { background: var(--bot); border: 1px solid var(--line); border-bottom-left-radius: 6px; }
.user .bubble { background: var(--user); color: var(--user-ink); border-bottom-right-radius: 6px; }
.welcome .bubble { white-space: normal; }

.typing .bubble { color: var(--muted); }
.typing .bubble::after { content: "…"; animation: blink 1.2s infinite; }
@keyframes blink { 50% { opacity: .2; } }

.starters { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 8px; }
.starters button {
  border: 1px solid var(--pink); background: var(--surface); color: var(--pink);
  border-radius: 999px; padding: 7px 12px; font: inherit; font-size: 14px; cursor: pointer; text-align: left;
}
.starters button:hover { background: var(--pink-soft); }

.roles { display: grid; gap: 8px; margin: 4px 0 10px; }
.roles button {
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left;
  border: 1px solid var(--pink); background: var(--surface); color: var(--ink);
  border-radius: 14px; padding: 10px 14px; font: inherit; cursor: pointer;
}
.roles button:hover { background: var(--pink-soft); }
.roles strong { font-size: 16px; }
.roles small { color: var(--muted); font-size: 13px; }
.role-chip { font-size: 13px; color: var(--muted); margin: 2px 0 8px; }
.role-chip button { border: 0; background: none; color: var(--pink); font: inherit; padding: 0; cursor: pointer; text-decoration: underline; }

.card { border-radius: 14px; padding: 12px 14px; margin: 10px 0; font-size: 15px; }
.card ul { margin: 6px 0; padding-left: 20px; }
.card.crisis { background: var(--crisis-bg); border: 1px solid var(--pink); }
.card.urgent { background: var(--urgent-bg); border: 1px solid var(--urgent-line); }

.composer {
  display: flex; gap: 8px; align-items: flex-end;
  padding: 10px 0 8px; border-top: 1px solid var(--line);
}
.composer textarea {
  flex: 1; resize: none;
  border: 1px solid var(--line); border-radius: 18px; padding: 10px 14px;
  background: var(--surface); color: var(--ink); font: inherit; max-height: 140px;
}
.composer textarea:focus { outline: 2px solid var(--pink); border-color: transparent; }
.composer button {
  border: 0; border-radius: 999px; padding: 10px 18px;
  background: var(--pink); color: #fff; font: inherit; font-weight: 600; cursor: pointer;
}
.composer button:disabled { opacity: .5; cursor: default; }

.mic {
  flex: none; width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--pink); background: var(--surface); color: var(--pink);
  display: grid; place-items: center; cursor: pointer; padding: 0;
}
.mic.recording { background: var(--pink); color: #fff; animation: pulse 1.2s infinite; }
.mic:disabled { opacity: .5; cursor: default; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(240, 98, 146, .5); } 50% { box-shadow: 0 0 0 8px rgba(240, 98, 146, 0); } }
.voice-status { font-size: 13.5px; color: var(--pink); text-align: center; padding: 4px 0 0; }

.gate {
  background: var(--surface); border: 1px solid var(--pink); border-radius: 14px;
  padding: 14px; margin: 8px 0 12px; font-size: 15px;
}
.gate-row { display: flex; gap: 8px; margin-top: 10px; }
.gate input {
  flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 999px; padding: 9px 14px;
  background: var(--bg); color: var(--ink); font: inherit; letter-spacing: 1px;
}
.gate button {
  border: 0; border-radius: 999px; padding: 9px 18px; background: var(--pink); color: #fff;
  font: inherit; font-weight: 600; cursor: pointer;
}
.gate-error { color: var(--pink); margin: 8px 0 0; font-size: 14px; }

.foot { font-size: 11.5px; color: var(--muted); text-align: center; padding: 0 0 10px; }