/* === Benny's English Corner — Cute Pink Theme === */

:root {
  --pink-50:  #FFF5FA;
  --pink-100: #FFE5F1;
  --pink-200: #FFD0E5;
  --pink-300: #FFB6D9;
  --pink-400: #FF8FC2;
  --pink-500: #FF6FB0;
  --pink-600: #E85A9C;
  --plum-700: #6B3A5C;
  --plum-800: #4A2840;

  --yellow:   #FFE066;
  --mint:     #B5EAD7;
  --lavender: #D6BFFF;
  --cream:    #FFF7E6;

  --white:    #FFFFFF;
  --shadow:   0 8px 24px rgba(232, 90, 156, 0.18);
  --shadow-lg: 0 16px 40px rgba(232, 90, 156, 0.25);

  --radius-sm: 14px;
  --radius:    22px;
  --radius-lg: 32px;
  --radius-xl: 48px;

  --font-display: 'Baloo 2', system-ui, sans-serif;
  --font-body:    'Nunito', system-ui, sans-serif;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: var(--font-body);
  color: var(--plum-800);
  background:
    radial-gradient(circle at 20% 10%, var(--pink-200) 0%, transparent 40%),
    radial-gradient(circle at 80% 90%, var(--lavender) 0%, transparent 45%),
    linear-gradient(180deg, var(--pink-50) 0%, var(--pink-100) 100%);
  background-attachment: fixed;
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
.hidden { display: none !important; }

.screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
}

/* ============ Password screen ============ */
#password-screen { align-items: center; justify-content: center; padding: 24px; }

.password-card { width: 100%; max-width: 420px; text-align: center; padding: 36px 28px; }

.password-card h1 {
  font-family: var(--font-display);
  font-size: 36px;
  margin: 12px 0 6px;
  color: var(--pink-600);
}

.password-card .subtitle {
  font-size: 18px;
  color: var(--plum-700);
  margin: 0 0 22px;
}

.big-benny {
  font-size: 96px;
  line-height: 1;
  animation: bobble 2.5s ease-in-out infinite;
}

#password-input {
  width: 100%;
  padding: 16px 20px;
  font-size: 20px;
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--plum-800);
  outline: none;
  margin-bottom: 16px;
  text-align: center;
  font-weight: 600;
  transition: border-color 0.2s, transform 0.1s;
}

#password-input:focus { border-color: var(--pink-400); transform: scale(1.02); }

.primary-btn {
  width: 100%;
  padding: 16px 24px;
  font-size: 20px;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--white);
  background: linear-gradient(135deg, var(--pink-400), var(--pink-500));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.1s, box-shadow 0.2s;
}

.primary-btn:active { transform: scale(0.97); }

.error-text {
  color: var(--pink-600);
  margin: 14px 0 0;
  min-height: 22px;
  font-weight: 700;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
}

/* ============ Main app ============ */
#app-screen {
  padding-top: env(safe-area-inset-top, 0);
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  flex-shrink: 0;
}

.logo-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  color: var(--pink-600);
}

.logo-bear { font-size: 30px; }

.top-actions { display: flex; align-items: center; gap: 8px; }

.icon-btn {
  font-size: 22px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--plum-700);
  transition: transform 0.1s;
  cursor: pointer;
  border: none;
}

.icon-btn:active { transform: scale(0.9); }
.settings-btn:active { transform: scale(0.9) rotate(30deg); }
#fullscreen-btn.is-fullscreen { background: var(--pink-300); color: var(--white); }

/* Timer indicator — shows kid/parent whether minutes are being counted */
.timer-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: var(--radius-xl);
  background: var(--white);
  box-shadow: var(--shadow);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  color: var(--plum-700);
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.1s, border-color 0.2s, background 0.2s;
}
.timer-indicator:active { transform: scale(0.94); }

.timer-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #BBB;
  display: inline-block;
  transition: background 0.2s;
  flex-shrink: 0;
}

.timer-indicator.is-counting {
  border-color: #4CC97A;
  background: #F0FFF4;
  color: #2E7D4B;
}
.timer-indicator.is-counting .timer-dot {
  background: #4CC97A;
  animation: timer-pulse 1.5s ease-in-out infinite;
}

.timer-indicator.is-paused {
  background: #F4F4F4;
  color: #888;
}
.timer-indicator.is-paused .timer-dot {
  background: #BBB;
}

/* Low balance — orange warning */
.timer-indicator.is-low {
  border-color: #FFB75A !important;
  background: #FFF6E5 !important;
  color: #B26A00 !important;
}
.timer-indicator.is-low .timer-dot {
  background: #FFA22E !important;
  animation: timer-pulse-orange 1.2s ease-in-out infinite;
}
@keyframes timer-pulse-orange {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 162, 46, 0.55); }
  50%      { box-shadow: 0 0 0 6px rgba(255, 162, 46, 0); }
}

/* Out of balance — red, no animation */
.timer-indicator.is-empty {
  border-color: #E84B4B !important;
  background: #FFE5E5 !important;
  color: #B22222 !important;
}
.timer-indicator.is-empty .timer-dot {
  background: #E84B4B !important;
  animation: none !important;
}

@keyframes timer-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(76, 201, 122, 0.55); }
  50%      { box-shadow: 0 0 0 6px rgba(76, 201, 122, 0); }
}

@media (max-width: 380px) {
  .timer-indicator { padding: 6px 10px; font-size: 12px; }
  .timer-dot { width: 8px; height: 8px; }
}

.main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 18px 12px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* === Benny stage === */
.benny-stage {
  position: relative;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 1.4 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
}

.cloud {
  position: absolute;
  font-size: 28px;
  opacity: 0.85;
  animation: float 6s ease-in-out infinite;
}
.cloud-1 { top: 8%;  left: 8%;  animation-delay: 0s; }
.cloud-2 { top: 18%; right: 6%; animation-delay: 1.5s; font-size: 24px; }
.cloud-3 { bottom: 14%; left: 14%; animation-delay: 3s; font-size: 22px; }

.benny-character {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
  cursor: pointer;
}

.benny-aura {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--pink-200) 0%, transparent 70%);
  opacity: 0.7;
  z-index: 0;
  animation: pulse-aura 3s ease-in-out infinite;
}

.benny-emoji {
  font-size: 140px;
  line-height: 1;
  position: relative;
  z-index: 1;
  animation: bobble 3s ease-in-out infinite;
  filter: drop-shadow(0 6px 12px rgba(232, 90, 156, 0.25));
}

.benny-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

@keyframes boop {
  0%   { transform: scale(1) rotate(0); }
  20%  { transform: scale(1.25) rotate(-8deg); }
  40%  { transform: scale(0.95) rotate(6deg); }
  60%  { transform: scale(1.1) rotate(-3deg); }
  100% { transform: scale(1) rotate(0); }
}

/* Emotion decorations */
.benny-character.emotion-happy .benny-deco::before {
  content: "💕";
  position: absolute;
  top: 8%;
  right: 4%;
  font-size: 28px;
  animation: float-deco 2.5s ease-in-out infinite;
}
.benny-character.emotion-happy .benny-deco::after {
  content: "✨";
  position: absolute;
  bottom: 12%;
  left: 0%;
  font-size: 24px;
  animation: float-deco 2.5s ease-in-out infinite 1.2s;
}

.benny-character.emotion-cheering .benny-emoji {
  animation: cheer 0.5s ease-in-out infinite;
}
.benny-character.emotion-cheering .benny-deco::before {
  content: "🎉";
  position: absolute;
  top: 0;
  left: 8%;
  font-size: 32px;
  animation: float-deco 1s ease-in-out infinite;
}
.benny-character.emotion-cheering .benny-deco::after {
  content: "⭐";
  position: absolute;
  top: 6%;
  right: 4%;
  font-size: 30px;
  animation: float-deco 1s ease-in-out infinite 0.5s;
}

.benny-character.emotion-thinking .benny-deco::before {
  content: "💭";
  position: absolute;
  top: -6%;
  right: -4%;
  font-size: 38px;
  animation: float-deco 2s ease-in-out infinite;
}

.benny-character.emotion-listening .benny-deco::before {
  content: "👂";
  position: absolute;
  top: 16%;
  right: -2%;
  font-size: 32px;
  animation: pulse-aura 1.2s ease-in-out infinite;
}

.benny-character.emotion-curious .benny-deco::before {
  content: "❓";
  position: absolute;
  top: 4%;
  right: 4%;
  font-size: 34px;
  animation: bobble 1.5s ease-in-out infinite;
}

.benny-character.emotion-love .benny-deco::before {
  content: "💖";
  position: absolute;
  top: 4%;
  right: 4%;
  font-size: 30px;
  animation: float-deco 2s ease-in-out infinite;
}
.benny-character.emotion-love .benny-deco::after {
  content: "💗";
  position: absolute;
  bottom: 8%;
  left: 4%;
  font-size: 26px;
  animation: float-deco 2s ease-in-out infinite 1s;
}

.benny-character.is-talking .benny-emoji {
  animation: talk-wobble 0.35s ease-in-out infinite;
}

/* Boop! when child taps Benny — placed AFTER is-talking so it wins on tap */
.benny-character.is-booped .benny-emoji {
  animation: boop 0.5s ease-out !important;
}

/* === Speech bubble === */
.speech-bubble {
  width: 100%;
  max-width: 520px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  margin-top: 8px;
  margin-bottom: 6px;
  position: relative;
  box-shadow: var(--shadow);
  border: 3px solid var(--pink-200);
  min-height: 64px;
  transition: transform 0.2s;
}

.speech-bubble::before {
  content: "";
  position: absolute;
  top: -14px;
  left: 50%;
  width: 24px;
  height: 24px;
  background: var(--white);
  border-top: 3px solid var(--pink-200);
  border-left: 3px solid var(--pink-200);
  transform: translateX(-50%) rotate(45deg);
}

.speech-bubble p {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  color: var(--plum-800);
  font-weight: 700;
  text-align: center;
}

.speech-bubble.is-typing p::after {
  content: "...";
  display: inline-block;
  animation: dots 1.2s steps(3) infinite;
}

/* === Repeat button (now under the Benny logo in top-left) === */
.repeat-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px 6px 10px;
  background: linear-gradient(135deg, var(--pink-300), var(--pink-500));
  color: var(--white);
  border-radius: var(--radius-xl);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  box-shadow: var(--shadow);
  border: 2px solid var(--white);
  transition: transform 0.1s;
  cursor: pointer;
}

.repeat-btn:active { transform: scale(0.94); }
.repeat-btn .repeat-icon { font-size: 16px; }

.repeat-btn.pulse-hint {
  animation: pulse-hint 1.4s ease-in-out infinite;
}

@keyframes pulse-hint {
  0%, 100% { transform: scale(1); box-shadow: var(--shadow); }
  50%      { transform: scale(1.06); box-shadow: 0 12px 30px rgba(232, 90, 156, 0.5); }
}

/* === User bubble === */
.user-bubble {
  width: 100%;
  max-width: 520px;
  background: linear-gradient(135deg, var(--lavender), #E8D8FF);
  border-radius: var(--radius);
  padding: 12px 18px;
  margin-top: 10px;
  box-shadow: var(--shadow);
}

.user-bubble-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--plum-700);
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  opacity: 0.7;
}

.user-bubble p:last-child {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--plum-800);
}

/* === Topics === */
.topics-area {
  width: 100%;
  max-width: 520px;
  margin-top: 14px;
  text-align: center;
}

.topics-label {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--pink-600);
  font-size: 16px;
}

.topics { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }

.topic-chip {
  padding: 10px 16px;
  background: var(--white);
  border: 3px solid var(--pink-200);
  border-radius: var(--radius-xl);
  font-size: 15px;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--plum-700);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: transform 0.1s, background 0.2s, border-color 0.2s;
  box-shadow: 0 4px 10px rgba(232, 90, 156, 0.1);
}

.topic-chip:active { transform: scale(0.94); }

.topic-chip.active {
  background: linear-gradient(135deg, var(--pink-300), var(--pink-400));
  border-color: var(--pink-500);
  color: var(--white);
}

.topic-chip .topic-emoji { font-size: 18px; }

/* === Bottom bar — Hold to talk === */
.bottom-bar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 18px 22px;
  flex-shrink: 0;
}

.status-indicator {
  font-size: 14px;
  color: var(--plum-700);
  font-weight: 700;
  min-height: 20px;
}

.status-indicator.is-recording { color: var(--pink-600); }

.talk-btn {
  position: relative;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--pink-300), var(--pink-500));
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 800;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  box-shadow:
    0 12px 30px rgba(232, 90, 156, 0.4),
    inset 0 -6px 0 rgba(0, 0, 0, 0.08),
    inset 0 2px 0 rgba(255, 255, 255, 0.35);
  transition: transform 0.12s, box-shadow 0.2s;
  overflow: visible;
}

.talk-btn-icon { font-size: 48px; line-height: 1; }
.talk-btn-label { font-size: 18px; letter-spacing: 0.4px; }

.talk-btn:active,
.talk-btn.is-recording {
  transform: scale(0.95);
  box-shadow:
    0 6px 18px rgba(232, 90, 156, 0.5),
    inset 0 -3px 0 rgba(0, 0, 0, 0.1),
    inset 0 2px 0 rgba(255, 255, 255, 0.35);
}

.talk-btn-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 4px solid var(--pink-400);
  opacity: 0;
  pointer-events: none;
}

.talk-btn.is-recording .talk-btn-pulse { animation: ring-pulse 1s ease-out infinite; }
.talk-btn:disabled { cursor: not-allowed; }

/* Visual lock-out while Benny is thinking/speaking. */
.talk-btn.is-locked {
  background: linear-gradient(145deg, #D8C8E0, #BCA9C9);
  box-shadow:
    0 6px 18px rgba(150, 120, 170, 0.3),
    inset 0 -4px 0 rgba(0, 0, 0, 0.08),
    inset 0 2px 0 rgba(255, 255, 255, 0.2);
  animation: lock-breath 1.6s ease-in-out infinite;
}
.talk-btn.is-locked .talk-btn-icon { animation: bobble 1.2s ease-in-out infinite; }

@keyframes lock-breath {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(0.97); }
}

/* ============ Materials ============ */
.topics-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.topics-link {
  background: none;
  border: none;
  color: var(--pink-500);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}
.topics-link:hover { background: var(--pink-100); }

.materials-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 8px;
  -webkit-overflow-scrolling: touch;
}

.material-chip {
  min-width: 110px;
  flex-shrink: 0;
  padding: 10px 8px;
  background: var(--white);
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.1s, border-color 0.2s;
  text-align: center;
}
.material-chip:active { transform: scale(0.96); }
.material-chip.is-new {
  border-color: var(--pink-400);
  background: linear-gradient(135deg, #FFF8FB, #FFE5F1);
}
.material-chip.is-new::before {
  content: "🆕";
  position: relative;
  top: -2px;
  font-size: 11px;
  display: inline-block;
  margin-bottom: 2px;
}
.material-chip-emoji {
  font-size: 30px;
  line-height: 1;
  margin-bottom: 6px;
  display: block;
}
.material-chip-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  color: var(--pink-600);
  margin: 0 0 2px;
}
.material-chip-meta {
  font-size: 10px;
  color: var(--plum-700);
  opacity: 0.75;
}

/* Materials modal */
.materials-modal-card {
  max-width: 560px;
  position: relative;
}
.modal-close-x {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--pink-100);
  border: none;
  font-size: 16px;
  font-weight: 800;
  color: var(--plum-700);
  cursor: pointer;
}
.modal-close-x:active { transform: scale(0.9); }

.materials-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 2px 12px;
  -webkit-overflow-scrolling: touch;
  border-bottom: 2px solid var(--pink-100);
  margin-bottom: 14px;
}
.materials-tab {
  flex-shrink: 0;
  padding: 6px 14px;
  background: var(--pink-50);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: var(--plum-700);
  cursor: pointer;
  white-space: nowrap;
}
.materials-tab.active {
  background: linear-gradient(135deg, var(--pink-300), var(--pink-400));
  color: var(--white);
  border-color: var(--pink-500);
}
.materials-tab:active { transform: scale(0.96); }

.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 4px;
}
.material-card {
  background: var(--white);
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.1s, border-color 0.2s;
}
.material-card:active { transform: scale(0.97); }
.material-card.is-new {
  border-color: var(--pink-400);
}
.material-card-emoji { font-size: 38px; line-height: 1; margin-bottom: 6px; display: block; }
.material-card-title {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 14px;
  margin: 0 0 2px;
}
.material-card-titleen {
  font-size: 11px;
  color: var(--plum-700);
  opacity: 0.7;
  margin: 0 0 4px;
}
.material-card-meta {
  font-size: 11px;
  color: var(--plum-700);
}
.materials-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 0;
  color: #888;
}

/* Active material banner (when in conversation) */
.material-banner {
  width: 100%;
  max-width: 520px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, #FFF8FB, #FFE5F1);
  border: 3px solid var(--pink-300);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin: 4px 0 8px;
}
.material-banner-emoji { font-size: 26px; line-height: 1; }
.material-banner-text { flex: 1; text-align: left; }
.material-banner-title {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 15px;
  margin: 0;
}
.material-banner-scenario {
  font-size: 12px;
  color: var(--plum-700);
  margin: 2px 0 0;
}
.material-banner-exit {
  background: var(--white);
  border: 2px solid var(--pink-300);
  border-radius: var(--radius-xl);
  padding: 4px 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  color: var(--pink-600);
  cursor: pointer;
}

/* ============ Card games ============ */
.card-area {
  width: 100%;
  max-width: 380px;
  margin: 8px auto 16px;
  animation: card-pop 0.4s ease-out;
}

@keyframes card-pop {
  0%   { transform: scale(0.8); opacity: 0; }
  60%  { transform: scale(1.05); opacity: 1; }
  100% { transform: scale(1);    opacity: 1; }
}

.card-display {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 4px solid var(--pink-300);
  padding: 22px 20px 18px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  min-height: 200px;
}

.card-color-swatch {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-lg);
  margin: 0 auto 14px;
  box-shadow:
    inset 0 -10px 0 rgba(0, 0, 0, 0.08),
    0 6px 16px rgba(0, 0, 0, 0.08);
}
.card-color-swatch.has-border {
  border: 3px solid var(--pink-200);
}

.card-emoji {
  font-size: 130px;
  line-height: 1;
  margin: 0 0 4px;
  filter: drop-shadow(0 6px 12px rgba(232, 90, 156, 0.18));
}

.card-en {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  color: var(--pink-600);
  margin: 4px 0 0;
  letter-spacing: 0.5px;
}
.card-zh {
  font-size: 20px;
  color: var(--plum-700);
  font-weight: 700;
  margin: 2px 0 0;
}
.card-sound {
  margin: 6px 0 0;
  font-style: italic;
  color: var(--pink-500);
  font-weight: 700;
  font-size: 16px;
}

/* Person pair layout */
.card-pair {
  display: flex;
  justify-content: space-around;
  align-items: flex-start;
  gap: 12px;
}
.card-pair-item {
  flex: 1;
  text-align: center;
}
.card-pair-emoji {
  font-size: 88px;
  line-height: 1;
  filter: drop-shadow(0 4px 8px rgba(232, 90, 156, 0.15));
}
.card-pair-item .card-en { font-size: 22px; margin-top: 8px; }
.card-pair-item .card-zh { font-size: 16px; }

/* Card navigation */
.card-nav {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.card-nav-btn {
  flex: 1;
  padding: 12px 8px;
  background: var(--white);
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 16px;
  transition: transform 0.1s;
  cursor: pointer;
}
.card-nav-btn:active { transform: scale(0.94); }

.card-nav-btn.card-nav-hear {
  flex: 1.6;
  background: linear-gradient(135deg, var(--pink-300), var(--pink-500));
  color: var(--white);
  border-color: var(--pink-500);
}

.card-exit-btn {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 10px;
  background: var(--cream);
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  color: var(--pink-600);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: transform 0.1s;
}
.card-exit-btn:active { transform: scale(0.97); }

/* When in card mode, dim topic and game chips to focus on cards */
body.in-card-mode #topics-area,
body.in-card-mode #games-area {
  opacity: 0.35;
  pointer-events: none;
}

/* ============ Confetti ============ */
.confetti-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  top: -30px;
  font-size: 22px;
  animation: confetti-fall var(--dur, 2.5s) ease-in var(--delay, 0s) forwards;
  will-change: transform, opacity;
}

@keyframes confetti-fall {
  0%   { transform: translate(0, 0) rotate(0deg); opacity: 1; }
  100% { transform: translate(var(--tx, 50px), 100vh) rotate(720deg); opacity: 0; }
}

/* ============ Animations ============ */
@keyframes bobble {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50%      { transform: translateY(-8px) rotate(2deg); }
}

@keyframes pulse-aura {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50%      { transform: scale(1.08); opacity: 0.9; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

@keyframes float-deco {
  0%, 100% { transform: translateY(0) scale(1); }
  50%      { transform: translateY(-8px) scale(1.15); }
}

@keyframes cheer {
  0%, 100% { transform: translateY(0) rotate(-6deg); }
  50%      { transform: translateY(-14px) rotate(6deg); }
}

@keyframes talk-wobble {
  0%   { transform: scale(1)    rotate(-2deg); }
  25%  { transform: scale(1.04) rotate(1deg); }
  50%  { transform: scale(0.97) rotate(-1deg); }
  75%  { transform: scale(1.03) rotate(2deg); }
  100% { transform: scale(1)    rotate(-2deg); }
}

@keyframes ring-pulse {
  0%   { transform: scale(1);    opacity: 0.8; }
  100% { transform: scale(1.35); opacity: 0; }
}

@keyframes dots {
  0%   { content: ""; }
  33%  { content: "."; }
  66%  { content: ".."; }
  100% { content: "..."; }
}

/* ============ Settings page ============ */
.settings-container {
  max-width: 520px;
  margin: 0 auto;
  padding: 24px 22px;
  overflow-y: auto;
  height: 100%;
}

.settings-container h1 {
  font-family: var(--font-display);
  color: var(--pink-600);
  margin: 0 0 6px;
  font-size: 28px;
}

.settings-container .subtitle { color: var(--plum-700); margin: 0 0 22px; }

.setting-group {
  background: var(--white);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
}

.setting-group h3 {
  font-family: var(--font-display);
  margin: 0 0 4px;
  color: var(--pink-600);
}

.setting-group p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--plum-700);
  line-height: 1.4;
}

.toggle-row { display: flex; gap: 8px; flex-wrap: wrap; }

.toggle-btn {
  flex: 1;
  min-width: 100px;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--pink-100);
  border: 3px solid transparent;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--plum-700);
  transition: transform 0.1s;
  font-size: 15px;
}

.toggle-btn.active {
  background: linear-gradient(135deg, var(--pink-300), var(--pink-400));
  color: var(--white);
  border-color: var(--pink-500);
}

.toggle-btn:active { transform: scale(0.96); }

.text-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 16px;
  border-radius: var(--radius);
  border: 3px solid var(--pink-200);
  background: var(--white);
  color: var(--plum-800);
  font-weight: 600;
  outline: none;
}

.text-input:focus { border-color: var(--pink-400); }

.danger-btn {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius);
  background: var(--cream);
  color: var(--pink-600);
  font-weight: 800;
  font-family: var(--font-display);
  border: 3px solid var(--pink-200);
}

.danger-btn:active { transform: scale(0.97); }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--pink-600);
  text-decoration: none;
  font-weight: 800;
  font-family: var(--font-display);
  font-size: 18px;
  margin-bottom: 16px;
}

/* Usage stats card */
.usage-stats { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.usage-stat {
  background: var(--pink-100);
  border-radius: var(--radius-sm);
  padding: 12px 8px;
  text-align: center;
}
.usage-stat-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--plum-700);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  opacity: 0.7;
  margin: 0 0 4px;
}
.usage-stat-value {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--pink-600);
  margin: 0;
}
.usage-stat-unit { font-size: 13px; color: var(--plum-700); font-weight: 700; }

/* Vocabulary list */
.vocab-list {
  margin-top: 10px;
  max-height: 320px;
  overflow-y: auto;
  border-radius: var(--radius-sm);
  background: var(--pink-50);
  padding: 8px 6px;
}
.vocab-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px dashed var(--pink-200);
  align-items: center;
}
.vocab-row:last-child { border-bottom: none; }
.vocab-en {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 15px;
}
.vocab-zh { color: var(--plum-700); font-size: 14px; font-weight: 700; }
.vocab-count {
  font-size: 12px;
  color: var(--plum-700);
  opacity: 0.65;
  font-weight: 700;
}

/* ============ Wallet (paid version preview) ============ */
.wallet-card {
  background: linear-gradient(135deg, #FFF0F6, #FFE0EC);
  border-radius: var(--radius);
  padding: 16px 18px;
  border: 3px solid var(--pink-300);
}
.wallet-pkg-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.wallet-pkg-emoji { font-size: 26px; }
.wallet-pkg-name {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 17px;
}
.wallet-pkg-meta {
  font-size: 12px;
  color: var(--plum-700);
  margin-left: auto;
}
.wallet-bar {
  height: 14px;
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
  border: 2px solid var(--white);
}
.wallet-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--pink-300), var(--pink-500));
  transition: width 0.4s ease;
  border-radius: var(--radius-xl);
}
.wallet-bar-fill.is-low { background: linear-gradient(90deg, #FFB75A, #FFA22E); }
.wallet-bar-fill.is-empty { background: #E84B4B; }
.wallet-numbers {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 13px;
  color: var(--plum-700);
  font-weight: 700;
}
.wallet-remaining {
  text-align: center;
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--pink-600);
  font-weight: 800;
}
.wallet-remaining .num { font-size: 30px; }
.wallet-buy-btn {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--pink-400), var(--pink-500));
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  border: none;
  box-shadow: var(--shadow);
  cursor: pointer;
}
.wallet-buy-btn:active { transform: scale(0.97); }

/* Purchase history */
.history-list { margin-top: 8px; }
.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--pink-50);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  font-size: 13px;
  border: 2px solid var(--pink-100);
}
.history-item .h-name { font-family: var(--font-display); font-weight: 800; color: var(--pink-600); }
.history-item .h-meta { color: var(--plum-700); font-size: 12px; }
.history-empty {
  font-size: 13px;
  color: #888;
  font-style: italic;
  padding: 8px 0;
}

/* Dev mode */
.dev-group { background: #FFFBEB !important; border: 2px dashed #FFA22E; }
.dev-group summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 800;
  color: #B26A00;
  font-size: 14px;
}
.dev-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 10px;
}
.dev-btn {
  padding: 8px 10px;
  background: #FFF;
  border: 2px solid #FFB75A;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-display);
  font-weight: 700;
  color: #B26A00;
  cursor: pointer;
}
.dev-btn:active { transform: scale(0.96); }

/* Purchase modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(75, 40, 64, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}
.modal-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.modal-card h2 {
  font-family: var(--font-display);
  color: var(--pink-600);
  margin: 0 0 4px;
  font-size: 22px;
}
.modal-sub { margin: 0 0 16px; color: var(--plum-700); font-size: 14px; }
.pkg-grid { display: grid; gap: 10px; }
.pkg-card {
  display: block;
  width: 100%;
  text-align: left;
  padding: 14px;
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  background: var(--white);
  cursor: pointer;
  transition: transform 0.1s, border-color 0.2s;
}
.pkg-card:active { transform: scale(0.98); }
.pkg-card.recommended {
  border-color: var(--pink-400);
  background: linear-gradient(135deg, #FFF8FB, #FFE5F1);
  position: relative;
}
.pkg-card.recommended::after {
  content: "⭐ 推薦";
  position: absolute;
  top: -10px;
  right: 10px;
  background: var(--pink-400);
  color: white;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 800;
  font-family: var(--font-display);
}

/* Welcome gift card — green free badge */
.pkg-card.welcome-card {
  border-color: #4CC97A;
  background: linear-gradient(135deg, #F0FFF4, #DFFCE5);
  position: relative;
}
.pkg-card.welcome-card::after {
  content: "🎁 限領一次";
  position: absolute;
  top: -10px;
  right: 10px;
  background: #4CC97A;
  color: white;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 800;
  font-family: var(--font-display);
}
.pkg-emoji-row { display: flex; align-items: baseline; gap: 8px; }
.pkg-emoji-big { font-size: 28px; }
.pkg-name {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 17px;
}
.pkg-price {
  margin-left: auto;
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  font-size: 20px;
}
.pkg-desc { margin: 4px 0 0; font-size: 13px; color: var(--plum-700); }
.modal-close {
  margin-top: 14px;
  width: 100%;
  padding: 10px;
  border-radius: var(--radius);
  background: var(--pink-100);
  border: none;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--plum-700);
  cursor: pointer;
}
.modal-disclaimer {
  margin: 10px 0 0;
  font-size: 12px;
  color: #999;
  text-align: center;
}

/* Sessions list */
.sessions-list { margin-top: 8px; }
.sessions-empty {
  color: #888;
  font-size: 14px;
  margin: 8px 0;
  font-style: italic;
}
.session-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--pink-50);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  border: 2px solid var(--pink-200);
}
.session-date {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  margin: 0;
  font-size: 15px;
}
.session-meta {
  font-size: 12px;
  color: var(--plum-700);
  margin: 2px 0 0;
}
.session-status {
  font-size: 12px;
  color: var(--plum-700);
  opacity: 0.7;
  font-weight: 700;
  white-space: nowrap;
  margin-left: 8px;
}

.rules-list {
  margin: 0;
  padding-left: 20px;
  font-size: 14px;
  color: var(--plum-800);
  line-height: 1.7;
}
.rules-list li { margin: 4px 0; }
.rules-list li.do  { list-style: "✅ "; }
.rules-list li.no  { list-style: "❌ "; }

/* Level selector — three big cards instead of toggle */
.level-cards { display: grid; gap: 10px; }
.level-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--pink-100);
  border-radius: var(--radius);
  border: 3px solid transparent;
  cursor: pointer;
  transition: transform 0.1s;
  text-align: left;
}
.level-card.active {
  background: linear-gradient(135deg, #FFF0F6, #FFE0EC);
  border-color: var(--pink-400);
  box-shadow: 0 6px 16px rgba(232, 90, 156, 0.2);
}
.level-card:active { transform: scale(0.98); }
.level-card-emoji { font-size: 32px; line-height: 1; }
.level-card-text { flex: 1; }
.level-card-title {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--pink-600);
  margin: 0 0 2px;
  font-size: 16px;
}
.level-card-desc {
  margin: 0;
  font-size: 13px;
  color: var(--plum-700);
  line-height: 1.4;
}

/* ============ Auth screen (v4) ============ */
#auth-screen { align-items: center; justify-content: center; padding: 24px; }
#auth-email, #auth-password, #recovery-password {
  width: 100%;
  padding: 14px 18px;
  font-size: 18px;
  border: 3px solid var(--pink-200);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--plum-800);
  outline: none;
  margin-bottom: 12px;
  font-weight: 600;
  transition: border-color 0.2s;
}
#auth-email:focus, #auth-password:focus, #recovery-password:focus { border-color: var(--pink-400); }
.auth-row { display: flex; gap: 10px; }
.auth-row .primary-btn { flex: 1; }
.primary-btn.ghost {
  background: var(--white);
  color: var(--pink-600);
  border: 3px solid var(--pink-200);
  box-shadow: none;
}
.auth-link {
  margin-top: 12px;
  background: none;
  border: none;
  color: var(--pink-600);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  text-decoration: underline;
}
.auth-info {
  margin: 10px 0 0;
  color: var(--plum-700);
  font-size: 14px;
  line-height: 1.5;
  min-height: 0;
}
.auth-foot { margin: 16px 0 0; font-size: 12px; color: #999; }
.auth-foot a { color: var(--pink-600); }
.ver {
  font-size: 11px;
  color: var(--plum-700);
  opacity: 0.55;
  font-weight: 700;
  margin-left: 2px;
  align-self: flex-end;
  padding-bottom: 5px;
}
.wallet-refresh {
  margin-top: 8px;
  width: 100%;
  padding: 8px;
  background: var(--white);
  border: 2px solid var(--pink-200);
  border-radius: var(--radius);
  color: var(--plum-700);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
}

/* ============ Responsive ============ */
@media (max-width: 380px) {
  .benny-character { width: 160px; height: 160px; }
  .benny-emoji { font-size: 112px; }
  .talk-btn { width: 150px; height: 150px; }
  .talk-btn-icon { font-size: 40px; }
  .talk-btn-label { font-size: 16px; }
  .speech-bubble p { font-size: 18px; }
}

@media (min-height: 800px) {
  .benny-character { width: 240px; height: 240px; }
  .benny-emoji { font-size: 170px; }
}