:root {
  color-scheme:light;
  --fs-base:clamp(15px,1.05vw + 12px,17px);
  --page-pad:28px;
  --gap:11px;
  --bd:1px solid rgba(127,127,127,.35);
  --ink:#17241c;
  --green:#176b43;
  --green-dark:#0d4c2f;
  --accent:#e2ad3b;
  --soft:#e4efe8
}

* {
  box-sizing:border-box
}

html,body {
  margin:0;
  min-height:100%;
  background:#fff;
  color:#000
}

body {
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  font-size:var(--fs-base);
  line-height:1.35
}

button,select,input {
  font:inherit
}

/*
 * Safari can ignore inherited/system-ui fonts in the native popup menu.
 * Use an explicit installed sans-serif face for the select and its menu items.
 */
select,
select option,
select optgroup {
  font-family:Arial,Helvetica,sans-serif!important
}

select option,
select optgroup {
  font-weight:400!important
}

button {
  appearance:none;
  border:1px solid var(--green-dark);
  background:var(--green);
  color:#fff;
  border-radius:6px;
  padding:8px 13px;
  font-weight:650;
  cursor:pointer
}

button:hover {
  background:var(--green-dark)
}

button:disabled {
  opacity:.42;
  cursor:default
}

button.secondary {
  background:var(--soft);
  border-color:#a9c2b1;
  color:var(--green-dark)
}

button.secondary:hover {
  background:#d7e8dc
}

.full {
  width:100%
}

.spaced {
  margin-top:8px
}

.app {
  display:flex;
  flex-direction:column;
  gap:var(--gap)
}

.heroCard {
  position:relative;
  padding:17px 28px 18px;
  background:linear-gradient(135deg,var(--green-dark),var(--green));
  border-bottom:4px solid var(--accent);
  color:#fff;
  box-shadow:0 2px 8px rgba(0,0,0,.16)
}

.tipJarButton {
  position:absolute;
  left:28px;
  top:14px;
  padding:7px 11px;
  border:1px solid #c8fff1;
  border-radius:6px;
  background:#7fffd4;
  color:#12382d;
  text-decoration:none;
  font-size:.84rem;
  font-weight:750
}

.toolVersion {
  position:absolute;
  right:28px;
  top:18px;
  font-size:.82rem
}

.heroTop {
  text-align:center
}

.heroTitle {
  margin:0;
  color:#fff;
  font-size:clamp(1.7rem,3.5vw,2.15rem)
}

.heroText {
  margin:9px auto 0;
  color:#dcebe2
}

.main {
  display:grid;
  grid-template-columns:minmax(255px,330px) minmax(0,1fr);
  gap:var(--gap);
  padding:0 var(--page-pad) 24px
}

.left,.right {
  min-width:0
}

.left {
  display:flex;
  flex-direction:column;
  gap:9px
}

.card {
  border:var(--bd);
  border-radius:12px;
  padding:14px;
  background:#fff
}

.setupCard {
  position:sticky;
  top:12px
}

h2,h3 {
  margin:0;
  color:var(--ink)
}

.muted {
  opacity:.72
}

.small {
  font-size:.9rem
}

.eyebrow {
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--green);
  margin-bottom:3px
}

.setupBlock {
  display:grid;
  gap:4px
}

.setupBlock select {
  -webkit-appearance:none;
  appearance:none;
  box-sizing:border-box;
  width:100%;
  min-height:38px;
  margin:0;
  padding:7px 40px 7px 11px;
  border:1px solid #b8c7bd;
  border-radius:7px;
  background-color:#fff;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1.5 7 7.5 13 1.5' fill='none' stroke='%230d4c2f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:14px 9px;
  color:#17241c;
  font-family:Arial,Helvetica,sans-serif!important;
  font-size:1rem;
  font-weight:400;
  line-height:1.25;
  cursor:pointer;
  outline:none;
}


.setupBlock select:hover {
  border-color:#8eaa98
}

.setupBlock select:focus {
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(23,107,67,.14)
}

.setupBlock select:disabled {
  cursor:not-allowed;
  opacity:.6;
  background-color:#f4f6f5
}

.setupBlock select::-ms-expand {
  display:none
}

.divider {
  height:1px;
  background:#d9dfdb;
  margin:13px 0
}

.libraryStatus {
  margin:6px 0 8px;
  padding:7px 9px;
  background:#f4f8f5;
  border:1px solid #d8e3db;
  border-radius:7px;
  font-size:.9rem
}

.collectionHint {
  margin:9px 0 0
}

.startButton {
  margin-top:11px
}

.questionTop,.progressHeader {
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap
}

.progressHeader {
  align-items:center
}

.scoreBox {
  background:#eef5f0;
  border:1px solid #c7d8cd;
  border-radius:999px;
  padding:6px 10px;
  font-weight:800
}

.listenPanel {
  display:grid;
  grid-template-columns:auto 1fr;
  gap:10px;
  align-items:center;
  margin-top:10px;
  padding:9px 12px;
  border:1px solid #c9d5cc;
  border-radius:10px;
  background:#f7faf8
}

.listenIcon {
  width:40px;
  height:40px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--soft);
  color:var(--green-dark);
  font-size:1.35rem;
  font-weight:800
}

.trainerAudioControls {
  width:100%;
  margin:8px 0 0
}

.trainerAudioControls .abcjs-inline-audio {
  width:100%
}

.answerFieldset {
  border:1px solid #d2dcd5;
  border-radius:10px;
  padding:13px;
  margin:18px 0 0
}

.answerFieldset legend {
  padding:0 6px;
  font-weight:750;
  color:var(--ink)
}

.choiceGrid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:6px
}

.choiceLabel {
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:9px;
  border:1px solid #9db4a5;
  border-radius:8px;
  background:#fff;
  cursor:pointer;
  font-weight:650;
  text-align:center;
  user-select:none
}

.choiceLabel:hover {
  background:#f1f7f3
}

.choiceLabel:has(input:checked) {
  background:#e4efe8;
  border-color:#7eaa8d;
  box-shadow:inset 0 0 0 1px #7eaa8d
}

.choiceLabel input {
  position:absolute;
  opacity:0;
  pointer-events:none
}

.choiceLabel.preListenDisabled {
  opacity:.48;
  cursor:not-allowed;
  background:#d8dcda
}

.answerForm.answered .choiceLabel.correct {
  background:#e3f3e7;
  border:2px solid #3f8a57
}

.answerForm.answered .choiceLabel.incorrect {
  background:#fde9e9;
  border:2px solid #bd5a5a
}

.answerActions {
  display:flex;
  justify-content:flex-end;
  margin-top:14px
}

.feedback {
  margin-top:10px;
  padding:9px 12px;
  border-radius:9px
}

.feedback.reveal {
  background:#f2f6f3;
  border:1px solid #c8d5cc
}

.feedback.correct {
  background:#eaf5ed;
  border:1px solid #b7d2bf
}

.feedback.incorrect {
  background:#fff3e5;
  border:1px solid #e0c39d
}

.nextRow {
  display:flex;
  justify-content:space-between;
  margin-top:10px;
  padding-top:9px;
  border-top:1px solid #d9dfdb
}

.navRow button {
  min-width:140px;
  scroll-margin-bottom:70px
}

.navRow button[hidden] {
  display:none!important
}

#prevBtn[hidden]+#nextBtn {
  margin-left:auto
}

#finalReviewInlineBtn:not([hidden]) {
  margin-left:auto
}

.progressCard {
  padding:10px 14px
}

.progressTrack {
  height:10px;
  background:#edf1ee;
  border-radius:999px;
  overflow:hidden;
  margin-top:11px
}

.progressBar {
  height:100%;
  width:0;
  background:var(--green)
}

.hiddenRender {
  position:fixed!important;
  left:-10000px!important;
  top:0!important;
  width:800px!important;
  height:1px!important;
  overflow:hidden!important;
  opacity:0!important;
  pointer-events:none!important
}

.status {
  margin-top:6px
}

.tuneNameInstructionsScroll,.tuneNameFinalReviewScroll {
  overflow-y:auto;
  padding:4px 8px 4px 2px;
  color:var(--ink);
  line-height:1.45;
  overscroll-behavior:contain
}

.tuneNameInstructionsScroll h2,.tuneNameFinalReviewScroll h2 {
  color:var(--green-dark);
  font-size:1.35rem
}

.tuneNameInstructionsScroll h3 {
  margin:18px 0 7px
}

.reviewItem {
  padding:9px 11px;
  border:1px solid #e0c39d;
  border-radius:8px;
  background:#fff3e5;
  line-height:1.4;
  margin:8px 0
}

.reviewItem.revealReviewItem {
  background:#f2f6f3;
  border-color:#c8d5cc
}

.practiceMissedTunesRow {
  display:flex;
  justify-content:center;
  margin-top:16px
}

.modal_default_buttons {
  text-align:center!important;
  padding-top:8px!important
}

/* Keep DayPilot confirmation buttons compact and on one line. */
.modal_default_buttons input,
.modal_default_buttons button {
  display:inline-block!important;
  width:auto!important;
  min-width:110px!important;
  max-width:none!important;
  margin:0 5px!important;
  padding:9px 14px!important;
  white-space:nowrap!important;
  line-height:1.15!important;
  font-size:1rem!important;
  font-weight:650!important;
  vertical-align:middle!important
}

/* Keep the centered hero title clear of Tip Jars and the version number
   at intermediate window widths. */
@media (min-width:761px) and (max-width:1350px) {
  .heroTop {
    padding-left:125px;
    padding-right:80px
  }

  .heroTitle {
    font-size:clamp(1.65rem,3vw,2.15rem);
    white-space:nowrap
  }
}

/* At narrower widths, move the title below the corner controls. */
@media(max-width:760px) {
  .heroTop {
    padding-top:40px
  }

  .heroTitle {
    font-size:1.3rem;
    line-height:1.15
  }
}

@media(max-width:1000px) {
  .main {
    grid-template-columns:1fr;
    padding:0 16px calc(110px + env(safe-area-inset-bottom, 0px))
  }

  .setupCard {
    position:relative;
    top:auto
  }

}

@media(max-width:620px) {
  .heroCard {
    padding:14px
  }

  .tipJarButton {
    left:10px;
    top:9px;
    font-size:.78rem
  }

  .toolVersion {
    right:10px;
    top:13px
  }

  .heroTop {
    padding-top:38px
  }

  .heroTitle {
    font-size:1.3rem
  }

  .main {
    padding:0 10px calc(110px + env(safe-area-inset-bottom, 0px))
  }

  .choiceGrid {
    grid-template-columns:1fr
  }

  .answerActions button,.nextRow button {
    width:100%
  }

  .navRow {
    gap:8px
  }

  .navRow button {
    min-width:0;
    flex:1
  }

}

.choiceCountBlock {
  margin-top:10px
}

.questionCountBlock {
  margin-top:10px
}


.autoPlayBlock {
  margin-top:10px
}