* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  height: 100%;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  background: #FDF9F2;
  user-select: none;
  -webkit-user-select: none;
  overflow: hidden;
}

.screen {
  display: none;
  height: 100%;
  flex-direction: column;
  align-items: center;
  padding: 4vh 5vw;
  overflow-y: auto;
}
.screen.active { display: flex; }

/* ---------- HOME ---------- */
.hero-img {
  width: clamp(110px, 20vh, 170px);
  border-radius: 24px;
  margin-bottom: 1.5vh;
  animation: bob 2.6s ease-in-out infinite;
}
.title {
  font-size: clamp(28px, 6vw, 44px);
  font-weight: 800;
  color: #3C3489;
  text-align: center;
}
.subtitle {
  font-size: clamp(16px, 3vw, 22px);
  color: #8a867c;
  margin: 8px 0 4vh;
  text-align: center;
}
.char-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  max-width: 900px;
}
.char-card {
  width: clamp(130px, 26vw, 170px);
  border: 4px solid transparent;
  border-radius: 24px;
  padding: 14px 10px;
  text-align: center;
  background: #fff;
  box-shadow: 0 4px 14px rgba(60, 52, 137, 0.10);
  cursor: pointer;
  transition: transform 0.15s;
}
.char-card:active { transform: scale(0.94); }
.char-card.selected { border-color: #7F77DD; transform: scale(1.04); }
.char-card svg { width: 100%; height: auto; }
.char-card p {
  font-size: clamp(14px, 2.6vw, 18px);
  font-weight: 700;
  margin-top: 6px;
  color: #444;
}
.big-btn {
  margin-top: 4vh;
  font-size: clamp(20px, 4vw, 28px);
  font-weight: 800;
  color: #fff;
  background: #7F77DD;
  border: none;
  border-radius: 999px;
  padding: 16px 54px;
  cursor: pointer;
  box-shadow: 0 6px 0 #534AB7;
  transition: transform 0.1s, box-shadow 0.1s;
}
.big-btn:active { transform: translateY(4px); box-shadow: 0 2px 0 #534AB7; }
.big-btn:disabled { opacity: 0.4; }

/* ---------- VOICE PICKER ---------- */
.voices-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(92vw, 560px);
}
.voice-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 16px;
  padding: 10px 14px;
}
.voice-row .vr-name {
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 800;
  color: #2c2a24;
  width: 92px;
  flex-shrink: 0;
}
.voice-row select {
  flex: 1;
  min-width: 0;
  font-size: clamp(12px, 2.2vw, 14px);
  padding: 8px;
  border: 2px solid #e3ddd0;
  border-radius: 10px;
  background: #FDF9F2;
  color: #2c2a24;
}
.voice-row .vr-test {
  flex-shrink: 0;
  font-size: clamp(12px, 2.2vw, 14px);
  font-weight: 700;
  color: #534AB7;
  background: #EEEDFE;
  border: 2px solid #CECBF6;
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
}
.voice-row .vr-test:active { transform: scale(0.95); }
.voices-note {
  font-size: clamp(12px, 2.2vw, 14px);
  color: #8a867c;
  text-align: center;
  max-width: 480px;
  line-height: 1.5;
}

/* ---------- LESSON PICKER ---------- */
.toggle-row {
  display: flex;
  gap: 10px;
  width: min(92vw, 520px);
  margin-bottom: 14px;
}
.toggle-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 16px;
  padding: 10px 8px;
  cursor: pointer;
  font-size: clamp(14px, 2.6vw, 18px);
  font-weight: 800;
  color: #8a867c;
}
.toggle-btn span {
  font-size: clamp(11px, 2vw, 13px);
  font-weight: 600;
}
.toggle-btn.selected {
  border-color: #7F77DD;
  background: #EEEDFE;
  color: #3C3489;
}

.lesson-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: min(92vw, 520px);
}
.lesson-btn {
  display: flex;
  flex-direction: column;
  gap: 3px;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 18px;
  padding: 14px 20px;
  cursor: pointer;
  text-align: left;
  transition: transform 0.12s, border-color 0.12s;
}
.lesson-btn:active { transform: scale(0.97); border-color: #7F77DD; }
.lesson-title {
  font-size: clamp(16px, 3vw, 21px);
  font-weight: 800;
  color: #2c2a24;
}
.lesson-sub {
  font-size: clamp(12px, 2.2vw, 15px);
  color: #8a867c;
  font-weight: 600;
}

/* ---------- PARENTAL GATE ---------- */
.gate-question {
  font-size: clamp(26px, 6vw, 40px);
  font-weight: 800;
  color: #2c2a24;
  margin: 2vh 0 1vh;
}
.gate-input {
  width: 140px;
  font-size: clamp(22px, 5vw, 32px);
  font-weight: 800;
  text-align: center;
  border: 3px solid #CECBF6;
  border-radius: 14px;
  padding: 10px;
  background: #fff;
  color: #2c2a24;
}
.gate-error {
  color: #A32D2D;
  font-weight: 700;
  font-size: clamp(13px, 2.4vw, 16px);
  margin-top: 8px;
}

/* ---------- PAYWALL ---------- */
.plan-cards {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1vh;
}
.plan-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: clamp(150px, 38vw, 210px);
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 20px;
  padding: 22px 14px 16px;
  cursor: pointer;
}
.plan-card.best { border-color: #7F77DD; background: #EEEDFE; }
.plan-card:disabled { opacity: 0.55; }
.plan-badge {
  position: absolute;
  top: -12px;
  background: #7F77DD;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 999px;
}
.plan-name { font-size: clamp(15px, 2.8vw, 18px); font-weight: 800; color: #3C3489; }
.plan-price { font-size: clamp(17px, 3.2vw, 22px); font-weight: 800; color: #2c2a24; }
.plan-sub { font-size: clamp(11px, 2vw, 13px); color: #8a867c; font-weight: 600; }
.pw-note {
  margin-top: 2vh;
  font-size: clamp(12px, 2.2vw, 14px);
  color: #8a867c;
  text-align: center;
  max-width: 460px;
  line-height: 1.5;
}

/* ---------- CREDITS ---------- */
.credit-badge {
  font-size: clamp(15px, 3vw, 19px);
  font-weight: 800;
  color: #854F0B;
  background: #FAEEDA;
  border: 3px solid #FAC775;
  border-radius: 999px;
  padding: 7px 20px;
  margin-bottom: 14px;
  cursor: pointer;
}
.credit-badge.credit-low { color: #A32D2D; background: #FCEBEB; border-color: #F7C1C1; }
.confirm-file {
  font-size: clamp(15px, 2.8vw, 19px);
  font-weight: 800;
  color: #2c2a24;
  margin-bottom: 2vh;
  text-align: center;
  max-width: 92vw;
}
.cost-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: #FAEEDA;
  border: 3px solid #FAC775;
  border-radius: 20px;
  padding: 18px 32px;
  margin-bottom: 2vh;
}
.cost-label { font-size: clamp(12px, 2.2vw, 15px); font-weight: 700; color: #854F0B; }
.cost-amount { font-size: clamp(28px, 6vw, 40px); font-weight: 800; color: #633806; }
.cost-balance { font-size: clamp(12px, 2.2vw, 14px); font-weight: 600; color: #8a867c; }
.pw-credits-note {
  font-size: clamp(12px, 2.3vw, 15px);
  font-weight: 700;
  color: #854F0B;
  text-align: center;
  margin-top: 1.5vh;
  max-width: 460px;
}

/* ---------- UPLOAD ---------- */
.file-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: min(92vw, 460px);
  border: 3px dashed #CECBF6;
  border-radius: 20px;
  background: #fff;
  padding: 30px 20px;
  cursor: pointer;
}
.file-drop:active { transform: scale(0.98); border-color: #7F77DD; }
.fd-icon { font-size: 42px; }
.fd-main { font-size: clamp(16px, 3vw, 20px); font-weight: 800; color: #3C3489; }
.fd-sub { font-size: clamp(12px, 2.2vw, 14px); color: #8a867c; }
.upload-status {
  margin-top: 2vh;
  font-size: clamp(14px, 2.6vw, 17px);
  font-weight: 600;
  color: #5F5E5A;
  text-align: center;
  max-width: 520px;
  line-height: 1.5;
  min-height: 44px;
}

/* ---------- PREVIEW ---------- */
.preview-title-input {
  width: min(92vw, 520px);
  font-size: clamp(16px, 3vw, 20px);
  font-weight: 800;
  color: #2c2a24;
  border: 3px solid #e3ddd0;
  border-radius: 14px;
  padding: 10px 14px;
  margin-bottom: 12px;
  background: #fff;
  text-align: center;
}
.preview-list {
  width: min(92vw, 560px);
  max-height: 52vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}
.preview-item {
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 16px;
  padding: 12px 16px;
  text-align: left;
}
.pv-q { font-size: clamp(14px, 2.6vw, 17px); font-weight: 800; color: #2c2a24; margin-bottom: 6px; line-height: 1.35; }
.pv-choices { display: flex; flex-direction: column; gap: 3px; margin-bottom: 6px; }
.pv-choice { font-size: clamp(13px, 2.4vw, 15px); color: #5F5E5A; }
.pv-correct { font-size: clamp(13px, 2.4vw, 15px); font-weight: 700; color: #0F6E56; }
.pv-explain { font-size: clamp(12px, 2.2vw, 14px); color: #8a867c; margin-bottom: 6px; }
.pv-remove {
  font-size: clamp(11px, 2vw, 13px);
  font-weight: 700;
  color: #A32D2D;
  background: #FCEBEB;
  border: 2px solid #F7C1C1;
  border-radius: 999px;
  padding: 5px 12px;
  cursor: pointer;
}

/* custom lesson delete */
.lesson-btn { position: relative; }
.lesson-del {
  position: absolute;
  top: 8px;
  right: 12px;
  font-size: 15px;
  font-weight: 800;
  color: #A32D2D;
  padding: 4px 8px;
}

/* ---------- QUIZ ---------- */
#quiz-screen { padding-top: 2vh; }
.quiz-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(92vw, 640px);
  margin-bottom: 1vh;
  gap: 8px;
}
.quiz-top .progress { margin-bottom: 0; }
.tiny-btn {
  font-size: clamp(12px, 2.2vw, 15px);
  font-weight: 700;
  color: #8a867c;
  background: #fff;
  border: 2px solid #e3ddd0;
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
  white-space: nowrap;
}
.tiny-btn:active { transform: scale(0.95); border-color: #CECBF6; color: #534AB7; }
/* ---------- mode picker ---------- */
.mode-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  max-width: 560px;
  margin: 1vh 0 2vh;
}
@media (min-width: 720px) {
  .mode-cards { flex-direction: row; max-width: 900px; }
  .mode-card { flex: 1; }
}
.mode-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  text-align: left;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 22px;
  padding: 14px 14px 12px;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.mode-card:active { transform: scale(0.98); border-color: #CECBF6; }
.mc-name {
  font-size: clamp(19px, 4.4vw, 24px);
  font-weight: 800;
  color: #534AB7;
}
.mc-desc {
  font-size: clamp(12px, 2.6vw, 15px);
  font-weight: 600;
  color: #6b6862;
  line-height: 1.35;
}
.mc-shot {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 2px solid #efeada;
  margin-top: 6px;
  display: block;
}
.upload-cta { margin-top: 1.4vh; }

.rec-code {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: clamp(22px, 6vw, 34px);
  font-weight: 800;
  letter-spacing: 2px;
  color: #2c2a24;
  background: #fff;
  border: 3px dashed #CECBF6;
  border-radius: 16px;
  padding: 14px 18px;
  margin: 2vh 0;
  cursor: pointer;
  user-select: text;
}
.rec-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  margin: 2.5vh 0 1vh;
  color: #8a867c;
  font-size: clamp(11px, 2vw, 13px);
  font-weight: 700;
}
.rec-divider::before, .rec-divider::after {
  content: "";
  flex: 1;
  height: 2px;
  background: #e3ddd0;
}
.rec-input {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.rec-status {
  font-size: clamp(12px, 2.4vw, 15px);
  font-weight: 700;
  color: #534AB7;
  min-height: 1.4em;
  margin-top: 1vh;
}
.app-id-line {
  font-size: clamp(10px, 1.8vw, 12px);
  color: #b3ada0;
  margin-top: 8px;
  cursor: pointer;
  user-select: text;
}
.progress {
  font-size: clamp(14px, 2.5vw, 18px);
  color: #8a867c;
  font-weight: 700;
  margin-bottom: 1vh;
}
.stage {
  border-radius: 28px;
  padding: 14px 20px 10px;
  text-align: center;
  width: min(92vw, 460px);
}
.char-holder { width: clamp(110px, 22vh, 160px); margin: 0 auto; transition: transform 0.3s; }
.char-holder.celebrate { animation: jump 0.5s ease 2; }
@keyframes jump {
  0%, 100% { transform: translateY(0); }
  40% { transform: translateY(-22px) rotate(-4deg); }
}
.char-name { font-weight: 800; font-size: clamp(15px, 2.6vw, 19px); color: #444; }
.speech-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.7);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: clamp(13px, 2.3vw, 16px);
  color: #555;
  margin-top: 6px;
  min-height: 32px;
}
.speech-pill .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #7F77DD;
  animation: pulse 0.9s infinite;
}
.speech-pill .dot:nth-child(2) { animation-delay: 0.15s; }
.speech-pill .dot:nth-child(3) { animation-delay: 0.3s; }
@keyframes pulse { 0%,100% { opacity: 0.25; } 50% { opacity: 1; } }

.question-text {
  font-size: clamp(20px, 3.6vw, 28px);
  font-weight: 800;
  color: #2c2a24;
  margin: 2vh 0;
  text-align: center;
  max-width: 640px;
  line-height: 1.35;
}
.choices {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: min(92vw, 520px);
}
.choice-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(17px, 3vw, 23px);
  font-weight: 700;
  color: #2c2a24;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 18px;
  padding: 14px 18px;
  cursor: pointer;
  text-align: left;
  transition: transform 0.12s, border-color 0.12s, background 0.2s;
}
.choice-btn:active { transform: scale(0.97); }
.choice-btn .letter {
  flex-shrink: 0;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: #EEEDFE;
  color: #534AB7;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.choice-btn.correct { border-color: #1D9E75; background: #E1F5EE; }
.choice-btn.correct .letter { background: #1D9E75; color: #fff; }
.choice-btn.wrong { border-color: #E24B4A; background: #FCEBEB; opacity: 0.85; }
.choice-btn.wrong .letter { background: #E24B4A; color: #fff; }
.choice-btn.dim { opacity: 0.45; }
.choice-btn:disabled { cursor: default; }

.quiz-controls { display: flex; gap: 12px; margin-top: 2.5vh; }
.small-btn {
  font-size: clamp(15px, 2.6vw, 19px);
  font-weight: 700;
  color: #534AB7;
  background: #fff;
  border: 3px solid #CECBF6;
  border-radius: 999px;
  padding: 10px 26px;
  cursor: pointer;
}
.small-btn:active { transform: scale(0.95); }
.small-btn.primary { background: #7F77DD; border-color: #7F77DD; color: #fff; }

/* ---------- RESULTS ---------- */
.stars { display: flex; gap: 14px; margin: 3vh 0; }
.star { font-size: clamp(44px, 10vw, 72px); filter: grayscale(1) opacity(0.3); transform: scale(0.7); transition: all 0.4s; }
.star.lit { filter: none; transform: scale(1); animation: starPop 0.5s ease; }
@keyframes starPop {
  0% { transform: scale(0.3) rotate(-30deg); }
  70% { transform: scale(1.25) rotate(8deg); }
  100% { transform: scale(1); }
}
.score-line { font-size: clamp(20px, 4vw, 30px); font-weight: 800; color: #2c2a24; }

/* ---------- RESULTS REVIEW LIST ---------- */
.review-box {
  width: min(92vw, 560px);
  margin-top: 2vh;
}
.review-title {
  font-size: clamp(16px, 3vw, 20px);
  font-weight: 800;
  color: #3C3489;
  margin-bottom: 10px;
  text-align: center;
}
.review-item {
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 16px;
  padding: 12px 16px;
  margin-bottom: 10px;
  text-align: left;
}
.ri-q {
  font-size: clamp(14px, 2.6vw, 17px);
  font-weight: 800;
  color: #2c2a24;
  margin-bottom: 6px;
  line-height: 1.35;
}
.ri-wrong {
  font-size: clamp(13px, 2.4vw, 15px);
  font-weight: 700;
  color: #A32D2D;
  margin-bottom: 3px;
}
.ri-skip {
  font-size: clamp(13px, 2.4vw, 15px);
  font-weight: 700;
  color: #8a867c;
  margin-bottom: 3px;
}
.ri-right {
  font-size: clamp(13px, 2.4vw, 15px);
  font-weight: 700;
  color: #0F6E56;
}

/* ---------- CONFETTI ---------- */
.confetti {
  position: fixed;
  top: -20px;
  width: 12px; height: 12px;
  border-radius: 3px;
  pointer-events: none;
  z-index: 50;
  animation: fall linear forwards;
}
@keyframes fall {
  to { transform: translateY(110vh) rotate(720deg); }
}

/* ---------- QUESTS ---------- */
.qm-note {
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 800;
  color: #854F0B;
  background: #FAEEDA;
  border: 2px solid #FAC775;
  border-radius: 12px;
  padding: 8px 16px;
  margin-bottom: 10px;
  text-align: center;
  max-width: 92vw;
}

/* milestone path: start flag -> mini bosses -> final boss */
.qm-milestone { width: min(94vw, 640px); margin-bottom: 8px; }
.ms-track {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  position: relative;
  padding: 6px 10px 12px;
}
.ms-track::before {
  content: "";
  position: absolute;
  left: 4%;
  right: 4%;
  bottom: 10px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, #97C459, #9FE1CB, #FAC775, #AFA9EC, #7F77DD);
}
.ms-node {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.ms-startflag { font-size: clamp(18px, 4vw, 26px); padding-bottom: 4px; }
.ms-img {
  width: clamp(38px, 9vw, 62px);
  height: auto;
  display: block;
  opacity: 0.6;
}
.ms-emoji { font-size: clamp(24px, 6vw, 40px); opacity: 0.6; }
.ms-done .ms-img, .ms-done .ms-emoji { filter: grayscale(1); opacity: 0.55; }
.ms-active .ms-img, .ms-active .ms-emoji { filter: none; opacity: 1; animation: msBounce 0.9s ease infinite; }
@keyframes msBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}
.ms-final .ms-img { width: clamp(54px, 13vw, 88px); }
.ms-final .ms-emoji { font-size: clamp(34px, 8vw, 56px); }
.ms-check {
  position: absolute;
  top: -10px;
  right: -6px;
  font-size: clamp(13px, 2.6vw, 18px);
}
.ms-battle { margin-bottom: 4px; }
.ms-battle .ms-img { width: clamp(26px, 6vw, 40px); }
.ms-battle .ms-emoji { font-size: clamp(18px, 4vw, 26px); }
.ms-battle .ms-final .ms-img { width: clamp(36px, 8vw, 56px); }
.ms-battle .ms-track { padding: 2px 8px 8px; }
.ms-battle .ms-track::before { height: 5px; bottom: 7px; }

/* the final boss towers over minis in the arena */
.boss-final .sprite-holder { width: clamp(130px, 36vw, 210px); }
.boss-final .fighter-name { color: #A32D2D; }

.qe-potions-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(92vw, 520px);
  margin-bottom: 10px;
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 800;
  color: #2c2a24;
  justify-content: center;
}
.qe-title { flex: 1; min-width: 0; }
.qe-boss-select {
  flex-shrink: 0;
  font-size: clamp(11px, 2vw, 13px);
  font-weight: 700;
  border: 2px solid #CECBF6;
  border-radius: 10px;
  padding: 5px 6px;
  background: #EEEDFE;
  color: #3C3489;
}
.qb-done { color: #0F6E56 !important; }
.qb-progress { color: #BA7517 !important; }
.qb-new { color: #534AB7 !important; }

.qm-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(92vw, 560px);
  max-height: 56vh;
  overflow-y: auto;
}
.qm-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 16px;
  padding: 10px 14px;
  text-align: left;
  cursor: pointer;
}
.qm-row:disabled { cursor: default; }
.qm-emoji { font-size: clamp(26px, 6vw, 38px); flex-shrink: 0; }
.qm-info { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.qm-boss { font-size: clamp(14px, 2.6vw, 17px); font-weight: 800; color: #2c2a24; }
.qm-lesson { font-size: clamp(11px, 2vw, 13px); color: #8a867c; font-weight: 600; }
.qm-state { font-size: clamp(12px, 2.2vw, 15px); font-weight: 800; flex-shrink: 0; }
.qm-done { border-color: #9FE1CB; background: #E1F5EE; }
.qm-done .qm-state { color: #0F6E56; }
.qm-done .qm-emoji { filter: grayscale(1); opacity: 0.6; }
.qm-done .qm-boss { color: #8a867c; }
.qm-next { border-color: #7F77DD; background: #EEEDFE; }
.qm-next .qm-state { color: #534AB7; }
.qm-next:active { transform: scale(0.97); }
.qm-final { border-width: 4px; border-color: #E24B4A; background: #FCEBEB; }
.qm-final .qm-state { color: #A32D2D; }
.qm-locked { opacity: 0.55; }
.qm-locked .qm-state { color: #8a867c; }

.qe-lessons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(92vw, 520px);
  max-height: 46vh;
  overflow-y: auto;
  margin-bottom: 12px;
}
.qe-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 3px solid #e3ddd0;
  border-radius: 14px;
  padding: 10px 14px;
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 700;
  color: #2c2a24;
  cursor: pointer;
}
.qe-row input { width: 20px; height: 20px; flex-shrink: 0; }

/* ---------- BATTLE MODE ---------- */
#battle-screen { padding-top: 2vh; position: relative; }
.arena {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4vw;
  width: min(94vw, 640px);
  background: linear-gradient(#EEF4FF 60%, #DCEBD2 60%);
  border: 3px solid #e3ddd0;
  border-radius: 20px;
  padding: 14px 12px 20px;
}
.arena-img {
  background-size: cover;
  background-position: center bottom;
}
.arena-img .fighter-name,
.arena-img .vs-label {
  text-shadow: 0 1px 0 #fff, 0 -1px 0 #fff, 1px 0 0 #fff, -1px 0 0 #fff;
}
.fighter {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: clamp(110px, 34vw, 180px);
}
.fighter-name {
  font-size: clamp(12px, 2.2vw, 15px);
  font-weight: 800;
  color: #2c2a24;
  white-space: nowrap;
}
.vs-label {
  font-size: clamp(18px, 4vw, 28px);
  font-weight: 800;
  color: #A32D2D;
  padding-bottom: 40px;
}
.sprite-holder { width: clamp(90px, 26vw, 150px); }
.sprite-holder svg, .sprite-img { width: 100%; height: auto; display: block; }
.hp-bar {
  width: 100%;
  height: 14px;
  background: #fff;
  border: 2px solid #c9c4b6;
  border-radius: 999px;
  overflow: hidden;
}
.hp-fill {
  height: 100%;
  width: 100%;
  background: #1D9E75;
  border-radius: 999px;
  transition: width 0.4s ease;
}
.hp-fill.hp-mid { background: #EF9F27; }
.hp-fill.hp-low { background: #E24B4A; }
.flash-layer {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: #E24B4A;
  opacity: 0;
  pointer-events: none;
}
.flash-red { animation: redFlicker 0.5s ease; }
.flash-green { background: #1D9E75 !important; animation: redFlicker 0.6s ease; }
.float-heal {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  font-size: clamp(15px, 3vw, 20px);
  font-weight: 800;
  color: #0F6E56;
  text-shadow: 0 1px 0 #fff, 0 -1px 0 #fff, 1px 0 0 #fff, -1px 0 0 #fff;
  pointer-events: none;
  z-index: 5;
  animation: floatUp 0.9s ease forwards;
}
@keyframes floatUp {
  0% { opacity: 0; transform: translate(-50%, 10px); }
  25% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -34px); }
}
.potion-btn {
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 800;
  color: #3C3489;
  background: #EEEDFE;
  border: 2px solid #CECBF6;
  border-radius: 999px;
  padding: 5px 14px;
  cursor: pointer;
  margin-top: 2px;
}
.potion-btn:active { transform: scale(0.93); }
.potion-btn:disabled { opacity: 0.4; }
@keyframes redFlicker {
  0%, 100% { opacity: 0; }
  20% { opacity: 0.55; }
  40% { opacity: 0.1; }
  60% { opacity: 0.45; }
  80% { opacity: 0.1; }
}
.lunge-right { animation: lungeR 0.5s ease; }
@keyframes lungeR {
  0%, 100% { transform: translateX(0); }
  40% { transform: translateX(clamp(30px, 8vw, 60px)) scale(1.06); }
}
.lunge-left { animation: lungeL 0.5s ease; }
@keyframes lungeL {
  0%, 100% { transform: translateX(0); }
  40% { transform: translateX(calc(-1 * clamp(30px, 8vw, 60px))) scale(1.06); }
}
.shake { animation: shakeX 0.45s ease; }
@keyframes shakeX {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-7px) rotate(-2deg); }
  40% { transform: translateX(6px) rotate(2deg); }
  60% { transform: translateX(-5px); }
  80% { transform: translateX(4px); }
}
.boss-down .sprite-holder { transform: rotate(80deg) translateY(14px); opacity: 0.75; transition: all 0.9s ease; }
.celebrate { animation: heroJump 0.55s ease 4; }
@keyframes heroJump {
  0%, 100% { transform: translateY(0); }
  45% { transform: translateY(-26px) rotate(-3deg); }
}
.battle-question { margin: 1.6vh 0 1vh; }
.battle-choice { padding: 11px 16px; }

.countdown-overlay {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(60, 52, 137, 0.55);
  border-radius: 0;
  z-index: 20;
}
.countdown-num {
  font-size: clamp(70px, 18vw, 130px);
  font-weight: 800;
  color: #fff;
  text-shadow: 0 6px 0 rgba(0,0,0,0.25);
}
.cd-pop { animation: cdPop 0.75s ease; }
@keyframes cdPop {
  0% { transform: scale(0.2); opacity: 0; }
  35% { transform: scale(1.25); opacity: 1; }
  70% { transform: scale(1); }
  100% { transform: scale(1); opacity: 0.9; }
}

.battle-result {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(253, 249, 242, 0.94);
  z-index: 15;
  padding: 20px;
  text-align: center;
}
.br-title { font-size: clamp(28px, 7vw, 46px); font-weight: 800; color: #3C3489; }
.br-time { font-size: clamp(17px, 3.4vw, 24px); font-weight: 800; color: #2c2a24; }
.br-record { font-size: clamp(14px, 2.6vw, 18px); font-weight: 700; color: #0F6E56; max-width: 480px; line-height: 1.5; }

/* ---------- character animation ---------- */
.char-svg { display: block; }
.spark { opacity: 0; }
.speaking .spark.s1 { animation: twinkle 1.1s infinite; }
.speaking .spark.s2 { animation: twinkle 1.4s 0.4s infinite; }
@keyframes twinkle { 0%,100% { opacity: 0; } 50% { opacity: 1; } }
/* ---------- idle breathing ----------
   Sits on .sprite-img, the innermost element, so it composes with the
   transforms its ancestors already use: .fighter carries lunge/shake/
   celebrate and .sprite-holder carries the boss-down fall. Nesting them
   instead of stacking them on one element means nothing overrides
   anything, and every one of them stays a compositor-only transform --
   no layout, no repaint, so the cost is effectively nil.
   The origin is the feet, so characters stay planted while they breathe. */
.arena .sprite-img {
  transform-origin: 50% 100%;
  animation: breathe 2.6s ease-in-out infinite;
}
/* a different period for the boss, so the two never pulse in lockstep */
.arena .boss .sprite-img { animation-duration: 3.1s; }
@keyframes breathe {
  0%, 100% { transform: scaleY(1) scaleX(1); }
  50%      { transform: scaleY(1.025) scaleX(0.994); }
}
/* a defeated boss lies still */
.boss-down .sprite-img { animation: none; }

@media (prefers-reduced-motion: reduce) {
  .arena .sprite-img { animation: none; }
}

.bobbing { animation: bob 2.2s ease-in-out infinite; }
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}