:root {
  --listen-orange: #ff8a3d;
  --listen-orange-strong: #f46a1f;
  --listen-orange-soft: #fff3e9;
  --listen-orange-pale: #fff9f4;
  --listen-blue: #3b82f6;
  --listen-green: #22a95a;
  --listen-red: #ef4444;
  --listen-ink: #172033;
  --listen-muted: #6f7788;
  --listen-line: #e7eaf0;
  --listen-card: #ffffff;
  --listen-page: #f8f9fc;
  --listen-shadow: 0 18px 45px rgba(31, 41, 55, 0.08);
}

* { box-sizing: border-box; }

body.n1-listening-page {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--listen-ink);
  background:
    radial-gradient(circle at 11% 7%, rgba(255, 169, 99, 0.13), transparent 25%),
    radial-gradient(circle at 94% 16%, rgba(255, 214, 181, 0.22), transparent 23%),
    var(--listen-page);
  font-family: "Poppins", "Noto Sans JP", sans-serif;
}

.n1-listening-page button,
.n1-listening-page input { font: inherit; }

.n1-listening-page .level-new-header {
  position: sticky;
  top: 0;
  z-index: 1200;
}

.listening-page-shell {
  width: min(1460px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 54px;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr) 330px;
  gap: 22px;
  align-items: start;
}


.listening-lesson-sidebar {
  position: sticky;
  top: 104px;
  min-width: 0;
  max-height: calc(100vh - 126px);
  overflow: hidden;
  padding: 15px;
  border: 1px solid rgba(221, 226, 235, 0.94);
  border-radius: 23px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 16px 38px rgba(31, 41, 55, 0.075);
  backdrop-filter: blur(18px);
}

.listening-level-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  padding: 15px;
  border: 1px solid #ffd5b7;
  border-radius: 18px;
  background: linear-gradient(140deg, #fff9f4, #fff0e3);
}
.listening-level-card::after { content:""; position:absolute; right:-28px; top:-36px; width:92px; height:92px; border-radius:50%; background:rgba(255,138,61,.12); }
.listening-level-icon { position:relative; z-index:1; display:grid; width:52px; height:52px; flex:0 0 52px; place-items:center; border-radius:17px; color:#fff; background:linear-gradient(145deg,#ffad67,var(--listen-orange-strong)); box-shadow:0 10px 22px rgba(244,106,31,.22); font-size:17px; font-weight:900; }
.listening-level-card div { position:relative; z-index:1; min-width:0; }
.listening-level-card strong { display:block; font-size:12px; line-height:1.45; }
.listening-level-card div span { display:block; margin-top:4px; color:#8a6b58; font-size:9px; font-weight:600; }

.listening-lesson-heading { display:flex; align-items:flex-end; justify-content:space-between; gap:10px; padding:19px 4px 11px; }
.listening-lesson-heading > div > span { color:var(--listen-orange-strong); font-size:8px; font-weight:900; letter-spacing:.07em; text-transform:uppercase; }
.listening-lesson-heading h2 { margin:3px 0 0; font-size:15px; }
.listening-lesson-heading > span { display:inline-flex; min-height:25px; align-items:center; padding:0 8px; border-radius:999px; color:#a54d18; background:#fff0e4; font-size:9px; font-weight:800; }

.listening-lesson-list { display:grid; gap:7px; max-height:calc(100vh - 330px); overflow-y:auto; padding:2px 4px 6px 2px; scrollbar-width:thin; scrollbar-color:#ffc49a transparent; }
.listening-lesson-item { display:grid; grid-template-columns:35px minmax(0,1fr) auto; gap:9px; align-items:center; width:100%; min-height:58px; padding:8px 9px; border:1px solid #e8ebf0; border-radius:14px; color:var(--listen-ink); background:#fff; text-align:left; cursor:pointer; transition:.2s ease; }
.listening-lesson-item:hover { transform:translateX(2px); border-color:#ffc69a; background:#fffaf6; }
.listening-lesson-item.is-active { border-color:#ffb780; background:linear-gradient(135deg,#fff7f0,#ffede0); box-shadow:0 8px 18px rgba(244,106,31,.09); }
.lesson-number { display:grid; width:33px; height:33px; place-items:center; border-radius:11px; color:#747b88; background:#f2f4f7; font-size:10px; font-weight:900; }
.listening-lesson-item.is-active .lesson-number { color:#fff; background:linear-gradient(145deg,#ffab66,var(--listen-orange-strong)); }
.lesson-copy { min-width:0; }
.lesson-copy strong { display:block; font-size:11px; }
.lesson-copy small { display:block; overflow:hidden; margin-top:3px; color:#9097a4; font-size:8px; font-weight:600; text-overflow:ellipsis; white-space:nowrap; }
.lesson-state { padding:4px 6px; border-radius:999px; color:#ad4d12; background:#ffe6d2; font-size:7px; font-weight:900; }
.lesson-lock { color:#abb1bc; font-size:11px; }
.listening-lesson-item.is-upcoming { color:#707887; background:#fafbfc; }

.listening-workspace {
  min-width: 0;
  padding: 26px;
  border: 1px solid rgba(221, 226, 235, 0.92);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--listen-shadow);
  backdrop-filter: blur(18px);
}

.listening-heading {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 22px;
}

.listening-heading-icon {
  display: grid;
  width: 64px;
  height: 64px;
  flex: 0 0 64px;
  place-items: center;
  border-radius: 21px;
  color: #fff;
  background: linear-gradient(145deg, #ffb06f, var(--listen-orange-strong));
  box-shadow: 0 14px 28px rgba(244, 106, 31, 0.25), inset 0 1px 0 rgba(255,255,255,.5);
}

.listening-heading-icon svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.listening-heading p,
.listening-heading h1,
.listening-heading span { margin: 0; }
.listening-heading p { color: var(--listen-orange-strong); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.listening-heading h1 { margin-top: 2px; font-size: clamp(24px, 3vw, 34px); line-height: 1.2; }
.listening-heading span { display: block; margin-top: 5px; color: var(--listen-muted); font-size: 13px; }

.listening-audio-card {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 128px;
  padding: 20px 22px;
  border: 1px solid #f0d9c6;
  border-radius: 22px;
  background: linear-gradient(135deg, #fffdfb 0%, #fff7f0 100%);
  box-shadow: 0 12px 30px rgba(160, 86, 31, 0.07);
}

.audio-play-button {
  display: grid;
  width: 62px;
  height: 62px;
  flex: 0 0 62px;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg, #ffad67, var(--listen-orange-strong));
  box-shadow: 0 12px 24px rgba(244, 106, 31, .25);
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}

.audio-play-button:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 15px 28px rgba(244, 106, 31, .3); }
.audio-play-button:focus-visible { outline: 3px solid rgba(59,130,246,.24); outline-offset: 3px; }
.audio-play-button svg { width: 27px; height: 27px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.audio-play-icon { fill: currentColor !important; stroke: none !important; transform: translateX(2px); }
.audio-pause-icon { display: none; }
.audio-play-button.is-playing .audio-play-icon { display: none; }
.audio-play-button.is-playing .audio-pause-icon { display: block; }

.audio-content { min-width: 0; flex: 1; }
.audio-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.audio-meta strong { font-size: 14px; }
.audio-meta span { color: var(--listen-muted); font-size: 12px; }
.audio-wave { height: 34px; display: flex; align-items: center; gap: 3px; overflow: hidden; }
.audio-wave span { width: 3px; flex: 1 1 3px; min-width: 2px; max-width: 5px; border-radius: 999px; background: #e4e7ed; transition: background .15s ease, opacity .15s ease; }
.audio-wave span.is-passed { background: linear-gradient(180deg, #ffb26f, var(--listen-orange-strong)); }
.audio-timeline-row { display: grid; grid-template-columns: 42px minmax(0, 1fr) 42px; align-items: center; gap: 10px; margin-top: 4px; color: var(--listen-muted); font-size: 11px; }
.audio-timeline-row span:last-child { text-align: right; }
#audioSeek { width: 100%; height: 5px; margin: 0; appearance: none; border-radius: 999px; background: linear-gradient(to right, var(--listen-orange) var(--audio-progress, 0%), #e5e8ee var(--audio-progress, 0%)); cursor: pointer; }
#audioSeek::-webkit-slider-thumb { appearance: none; width: 15px; height: 15px; border: 3px solid #fff; border-radius: 50%; background: var(--listen-orange-strong); box-shadow: 0 2px 8px rgba(244,106,31,.3); }
#audioSeek::-moz-range-thumb { width: 11px; height: 11px; border: 3px solid #fff; border-radius: 50%; background: var(--listen-orange-strong); box-shadow: 0 2px 8px rgba(244,106,31,.3); }

.listening-instruction {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 18px 0;
  padding: 14px 17px;
  border: 1px solid #ffe3cc;
  border-radius: 15px;
  color: #8b4b1c;
  background: #fff7f0;
  font-size: 13px;
  font-weight: 600;
}
.listening-instruction svg { width: 22px; height: 22px; flex: 0 0 22px; fill: none; stroke: var(--listen-orange-strong); stroke-width: 1.9; stroke-linecap: round; }

.listening-flip-card { position: relative; overflow: clip; border-radius: 22px; perspective: 1800px; }
.listening-flip-inner { position: relative; width: 100%; min-height: 420px; transform-style: preserve-3d; transition: transform .68s cubic-bezier(.22,.72,.19,1), height .35s ease; }
.listening-flip-card.is-flipped .listening-flip-inner { transform: rotateY(-180deg); }
.listening-face {
  position: absolute;
  inset: 0 0 auto;
  width: 100%;
  min-height: 420px;
  padding: 23px;
  border: 1px solid #f0cfb4;
  border-radius: 22px;
  background: linear-gradient(145deg, #fff 0%, #fffaf6 100%);
  box-shadow: 0 14px 32px rgba(88, 51, 23, .07);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.listening-face-front { visibility: visible; pointer-events: auto; }
.listening-face-back { visibility: hidden; pointer-events: none; transform: rotateY(180deg); background: linear-gradient(145deg, #fffaf6, #fff); transition: visibility 0s linear .68s; }
.listening-flip-card.is-flipped .listening-face-front { pointer-events: none; }
.listening-flip-card.is-flipped .listening-face-back { visibility: visible; pointer-events: auto; transition-delay: 0s; }

.question-card-heading { display: flex; gap: 15px; align-items: flex-start; padding-bottom: 18px; border-bottom: 1px solid #f0e2d7; }
.question-mondai-badge { display: inline-flex; min-width: 74px; height: 42px; align-items: center; justify-content: center; flex: 0 0 auto; padding: 0 13px; border-radius: 13px; color: #fff; background: linear-gradient(145deg, #ffac67, var(--listen-orange-strong)); font-family: "Noto Sans JP", sans-serif; font-size: 14px; font-weight: 800; box-shadow: 0 8px 18px rgba(244,106,31,.2); }
.question-card-heading > div { min-width: 0; }
.question-card-heading span:not(.question-mondai-badge) { display: block; color: var(--listen-orange-strong); font-size: 12px; font-weight: 800; }
.question-card-heading h2 { margin: 5px 0 0; color: #1b2333; font-family: "Noto Sans JP", "Poppins", sans-serif; font-size: clamp(17px, 2vw, 21px); line-height: 1.55; }
.question-card-heading p { margin: 6px 0 0; color: var(--listen-muted); font-size: 12px; line-height: 1.6; }

.answer-list { display: grid; gap: 11px; margin-top: 18px; }
.answer-option {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 25px;
  gap: 12px;
  align-items: center;
  width: 100%;
  min-height: 64px;
  padding: 11px 14px;
  border: 1px solid #e4e7ed;
  border-radius: 15px;
  color: var(--listen-ink);
  background: #fff;
  text-align: left;
  cursor: pointer;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.answer-option:hover:not(:disabled) { transform: translateY(-2px); border-color: #ffc69a; box-shadow: 0 9px 20px rgba(115,69,35,.08); }
.answer-option:focus-visible { outline: 3px solid rgba(59,130,246,.2); outline-offset: 2px; }
.answer-option:disabled { cursor: default; }
.answer-option-number { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; color: #4f5869; background: #f2f4f7; font-size: 13px; font-weight: 800; }
.answer-option-copy { min-width: 0; }
.answer-option-ja { display: block; font-family: "Noto Sans JP", sans-serif; font-size: 14px; font-weight: 600; line-height: 1.55; }
.answer-option-vi { display: none; margin-top: 3px; color: var(--listen-muted); font-size: 11px; font-weight: 500; line-height: 1.5; }
.answer-option-state { display: grid; width: 21px; height: 21px; place-items: center; border: 2px solid #c8ced8; border-radius: 50%; color: transparent; font-size: 12px; font-weight: 900; }
.answer-option.is-correct { border-color: #57c883; background: #effbf4; box-shadow: 0 8px 20px rgba(34,169,90,.1); }
.answer-option.is-correct .answer-option-number { color: #137c3e; background: #d7f5e2; }
.answer-option.is-correct .answer-option-state { border-color: var(--listen-green); color: #fff; background: var(--listen-green); }
.answer-option.is-wrong { border-color: #f28d8d; background: #fff1f1; box-shadow: 0 8px 20px rgba(239,68,68,.08); }
.answer-option.is-wrong .answer-option-number { color: #b42323; background: #ffdcdc; }
.answer-option.is-wrong .answer-option-state { border-color: var(--listen-red); color: #fff; background: var(--listen-red); }
.answer-option.is-revealed .answer-option-vi { display: block; }

.question-feedback { margin-top: 14px; padding: 12px 14px; border-radius: 13px; font-size: 12px; font-weight: 700; line-height: 1.6; }
.question-feedback.is-correct { color: #11723a; background: #eaf9f0; border: 1px solid #bce9cc; }
.question-feedback.is-wrong { color: #a52d2d; background: #fff0f0; border: 1px solid #f4bcbc; }

.question-card-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; padding-top: 17px; border-top: 1px solid #f0e2d7; }
.question-bookmark-button,
.show-transcript-button,
.back-to-question-button,
.nav-question-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 12px; cursor: pointer; transition: .2s ease; }
.question-bookmark-button { min-height: 42px; padding: 0 14px; border: 1px solid #e1e5ec; color: #6b7280; background: #fff; font-size: 12px; font-weight: 700; }
.question-bookmark-button svg,
.show-transcript-button svg,
.back-to-question-button svg,
.nav-question-button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.question-bookmark-button.is-active { color: #b95515; border-color: #ffbf8f; background: #fff4eb; }
.show-transcript-button { min-height: 42px; padding: 0 15px; border: 1px solid #ffbf8f; color: #b75318; background: #fff7f0; font-size: 12px; font-weight: 800; }
.show-transcript-button:hover:not(:disabled) { transform: translateY(-2px); color: #fff; background: var(--listen-orange-strong); border-color: var(--listen-orange-strong); }
.show-transcript-button:disabled { opacity: .48; cursor: not-allowed; }

.transcript-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 15px; padding-bottom: 17px; border-bottom: 1px solid #f0e2d7; }
.transcript-heading span:first-child { color: var(--listen-orange-strong); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.transcript-heading h2 { margin: 4px 0 0; font-family: "Noto Sans JP", sans-serif; font-size: 22px; }
.transcript-correct-badge { display: inline-flex; min-height: 36px; align-items: center; padding: 0 12px; border-radius: 999px; color: #137c3e !important; background: #e9f9ef; font-size: 11px !important; font-weight: 800; text-transform: none !important; letter-spacing: 0 !important; }
.transcript-scroll-area { margin-top: 16px; }
.transcript-lines { display: grid; gap: 12px; }
.transcript-line { padding: 13px 14px; border: 1px solid #eee4dc; border-radius: 14px; background: rgba(255,255,255,.86); }
.transcript-speaker { display: inline-flex; margin-bottom: 6px; padding: 3px 8px; border-radius: 7px; color: #a84f18; background: #fff0e4; font-size: 10px; font-weight: 800; }
.transcript-ja { margin: 0; font-family: "Noto Sans JP", sans-serif; font-size: 13px; font-weight: 600; line-height: 1.75; }
.transcript-vi { margin: 7px 0 0; padding-top: 7px; border-top: 1px dashed #ead8ca; color: var(--listen-muted); font-size: 11px; line-height: 1.7; }
.transcript-choice-section { margin-top: 21px; padding-top: 18px; border-top: 1px solid #f0e2d7; }
.transcript-choice-section h3 { margin: 0 0 12px; font-size: 14px; }
.transcript-choice-list { display: grid; gap: 9px; }
.transcript-choice { display: grid; grid-template-columns: 31px minmax(0,1fr); gap: 10px; padding: 10px 12px; border: 1px solid #e4e7ed; border-radius: 12px; background: #fff; }
.transcript-choice.is-correct { border-color: #65cc8c; background: #effbf4; }
.transcript-choice-number { display: grid; width: 29px; height: 29px; place-items: center; border-radius: 50%; color: #596171; background: #f1f3f6; font-size: 11px; font-weight: 800; }
.transcript-choice.is-correct .transcript-choice-number { color: #fff; background: var(--listen-green); }
.transcript-choice p { margin: 0; }
.transcript-choice p:first-child { font-family: "Noto Sans JP", sans-serif; font-size: 12px; font-weight: 700; }
.transcript-choice p:last-child { margin-top: 3px; color: var(--listen-muted); font-size: 10px; }
.transcript-footer { display: flex; justify-content: flex-start; margin-top: 18px; padding-top: 16px; border-top: 1px solid #f0e2d7; }
.back-to-question-button { min-height: 42px; padding: 0 15px; border: 1px solid #e0e4eb; color: #596171; background: #fff; font-size: 12px; font-weight: 800; }
.back-to-question-button:hover { transform: translateX(-2px); color: var(--listen-orange-strong); border-color: #ffbd8c; }

.listening-navigation { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-top: 20px; }
.nav-question-button { min-height: 48px; padding: 0 16px; border: 1px solid #e1e5eb; color: #4f5869; background: #fff; font-size: 12px; font-weight: 800; }
.nav-question-button:hover:not(:disabled) { transform: translateY(-2px); border-color: #ffbd8c; color: var(--listen-orange-strong); }
.nav-question-button:disabled { opacity: .42; cursor: not-allowed; }
.nav-skip-button { justify-self: center; width: 100%; }
.nav-next-button { color: #fff; border-color: var(--listen-orange-strong); background: linear-gradient(135deg, #ff9e58, var(--listen-orange-strong)); box-shadow: 0 10px 20px rgba(244,106,31,.18); }
.nav-next-button:hover:not(:disabled) { color: #fff; border-color: #df5d17; }

.listening-side-panel { position: sticky; top: 104px; display: grid; gap: 16px; min-width: 0; }
.listening-progress-card,
.question-list-card,
.listening-bunny-card { border: 1px solid rgba(221,226,235,.94); border-radius: 22px; background: rgba(255,255,255,.95); box-shadow: 0 14px 34px rgba(31,41,55,.07); }
.listening-progress-card { padding: 20px; overflow: hidden; position: relative; }
.listening-progress-card::after { content:""; position:absolute; width:150px; height:150px; right:-70px; top:-80px; border-radius:50%; background:rgba(255,154,82,.12); }
.progress-card-main { position: relative; z-index: 1; display: flex; align-items: center; gap: 14px; }
.progress-ring { --progress: 0; position: relative; display: grid; width: 74px; height: 74px; flex: 0 0 74px; place-items: center; border-radius: 50%; background: conic-gradient(var(--listen-orange) calc(var(--progress) * 1%), #edf0f4 0); }
.progress-ring::before { content:""; position:absolute; inset:8px; border-radius:50%; background:#fff; }
.progress-ring strong { position:relative; z-index:1; font-size:14px; }
.progress-card-main > div:last-child span { display:block; color:var(--listen-muted); font-size:11px; font-weight:700; }
.progress-card-main > div:last-child strong { display:block; margin-top:4px; font-size:20px; }
.progress-card-main b { font: inherit; }
.progress-linear { height:7px; margin-top:17px; overflow:hidden; border-radius:999px; background:#edf0f4; }
.progress-linear span { display:block; width:0; height:100%; border-radius:inherit; background:linear-gradient(90deg,#ffb36f,var(--listen-orange-strong)); transition:width .25s ease; }
.progress-legend { display:flex; flex-wrap:wrap; gap:9px 12px; margin-top:13px; color:#71798a; font-size:9px; font-weight:700; }
.progress-legend span { display:inline-flex; align-items:center; gap:5px; }
.progress-legend i { width:9px; height:9px; border-radius:3px; }
.legend-answered { background:var(--listen-green); }
.legend-current { background:var(--listen-blue); }
.legend-unanswered { background:#cfd5de; }

.question-list-card { padding: 19px; }
.question-list-heading { display:flex; align-items:flex-start; justify-content:space-between; gap:12px; }
.question-list-heading span { color:var(--listen-orange-strong); font-size:10px; font-weight:800; text-transform:uppercase; letter-spacing:.05em; }
.question-list-heading h2 { margin:3px 0 0; font-size:17px; }
.question-list-heading > span:last-child { display:inline-flex; min-height:30px; align-items:center; padding:0 10px; border-radius:999px; color:#a14a16; background:#fff0e4; text-transform:none; letter-spacing:0; }
.question-section-list { display:grid; gap:16px; margin-top:17px; }
.question-section-block { padding-top:14px; border-top:1px solid #edf0f4; }
.question-section-block:first-child { padding-top:0; border-top:0; }
.question-section-title { display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:9px; }
.question-section-title strong { font-family:"Noto Sans JP", sans-serif; font-size:12px; }
.question-section-title span { color:var(--listen-muted); font-size:9px; }
.question-number-grid { display:grid; grid-template-columns:repeat(5, minmax(0,1fr)); gap:8px; }
.question-jump-button { position:relative; display:grid; aspect-ratio:1; min-width:0; place-items:center; padding:0; border:1px solid #dfe4eb; border-radius:10px; color:#5c6575; background:#f7f8fa; font-size:11px; font-weight:800; cursor:pointer; transition:.18s ease; }
.question-jump-button:hover { transform:translateY(-1px); border-color:#ffbd8c; }
.question-jump-button.is-answered { color:#fff; border-color:var(--listen-green); background:var(--listen-green); }
.question-jump-button.is-current { color:#fff; border-color:var(--listen-blue); background:var(--listen-blue); box-shadow:0 0 0 4px rgba(59,130,246,.12); }
.question-jump-button.is-current.is-answered::after { content:"✓"; position:absolute; top:-5px; right:-5px; display:grid; width:15px; height:15px; place-items:center; border:2px solid #fff; border-radius:50%; color:#fff; background:var(--listen-green); font-size:8px; }
.question-jump-button.is-bookmarked::before { content:""; position:absolute; left:4px; top:4px; width:5px; height:5px; border-radius:50%; background:#facc15; }

.auto-save-note { display:flex; align-items:center; justify-content:center; gap:7px; margin:0; color:#7c8493; font-size:10px; font-weight:700; text-align:center; }
.auto-save-note svg { width:14px; height:14px; flex:0 0 14px; fill:none; stroke:currentColor; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.auto-save-note a { color:var(--listen-orange-strong); font-weight:900; text-decoration:none; }
.auto-save-note a:hover { text-decoration:underline; }
.auto-save-note.is-saving { color:#168149; }
.auto-save-note.is-saving svg { color:var(--listen-green); }

.listening-bunny-card { position:relative; min-height:146px; overflow:hidden; padding:19px 128px 18px 18px; background:linear-gradient(145deg,#fff8f1,#fff1e5); }
.listening-bunny-card::before { content:""; position:absolute; width:110px; height:110px; left:-45px; bottom:-50px; border-radius:50%; background:rgba(255,161,91,.12); }
.listening-bunny-card div { position:relative; z-index:2; }
.listening-bunny-card span { color:#b95717; font-size:12px; font-weight:800; }
.listening-bunny-card p { margin:8px 0 0; color:#6e6f78; font-size:10px; line-height:1.65; }
.listening-bunny-card img { position:absolute; right:-9px; bottom:-9px; width:139px; max-height:158px; object-fit:cover; object-position:57% 82%; mix-blend-mode:multiply; }


.listening-update-modal { position:fixed; z-index:1900; inset:0; display:grid; place-items:center; padding:20px; }
.listening-update-modal[hidden] { display:none; }
.listening-update-backdrop { position:absolute; inset:0; border:0; background:rgba(15,23,42,.48); backdrop-filter:blur(5px); cursor:pointer; }
.listening-update-dialog { position:relative; z-index:1; width:min(92vw,410px); padding:30px 26px 25px; border:1px solid #ffd4b4; border-radius:24px; background:linear-gradient(145deg,#fff,#fff7f0); box-shadow:0 28px 70px rgba(15,23,42,.22); text-align:center; animation:listeningModalIn .24s ease-out; }
.listening-update-icon { display:grid; width:68px; height:68px; margin:0 auto 16px; place-items:center; border-radius:22px; background:#fff0e4; font-size:31px; box-shadow:inset 0 0 0 1px #ffd4b4; }
.listening-update-dialog h2 { margin:0; font-size:20px; }
.listening-update-dialog p { margin:10px 0 21px; color:var(--listen-muted); font-size:12px; line-height:1.7; }
.listening-update-dialog button:last-child { min-width:130px; min-height:42px; border:0; border-radius:12px; color:#fff; background:linear-gradient(135deg,#ff9e58,var(--listen-orange-strong)); font-size:12px; font-weight:800; cursor:pointer; box-shadow:0 10px 22px rgba(244,106,31,.22); }
@keyframes listeningModalIn { from { opacity:0; transform:translateY(12px) scale(.97); } to { opacity:1; transform:none; } }

.listening-toast { position:fixed; z-index:1500; left:50%; bottom:28px; transform:translate(-50%,20px); min-width:230px; max-width:min(90vw,460px); padding:12px 17px; border-radius:12px; color:#fff; background:#253044; box-shadow:0 14px 34px rgba(0,0,0,.22); text-align:center; font-size:12px; font-weight:700; opacity:0; transition:.22s ease; }
.listening-toast.is-visible { transform:translate(-50%,0); opacity:1; }

body.dark.n1-listening-page {
  --listen-ink:#f4f6fa;
  --listen-muted:#aab1bf;
  --listen-line:#343943;
  --listen-card:#181b20;
  --listen-page:#0f1115;
  background:radial-gradient(circle at 12% 7%,rgba(255,138,61,.09),transparent 25%),#0f1115 !important;
}
body.dark .listening-workspace,
body.dark .listening-progress-card,
body.dark .question-list-card { background:rgba(25,28,34,.96); border-color:#343943; box-shadow:0 18px 45px rgba(0,0,0,.24); }
body.dark .listening-audio-card { background:linear-gradient(135deg,#211d1a,#25201c); border-color:#4a382d; }
body.dark .listening-instruction { color:#d7d9df; background:#1d1e22; border-color:#383b43; }
body.dark .listening-instruction svg { stroke:#e9975f; }
body.dark .listening-face { background:linear-gradient(145deg,#1b1e24,#201c1a); border-color:#4a382d; }
body.dark .question-card-heading h2,
body.dark .transcript-heading h2 { color:#f6f7fb; }
body.dark .answer-option,
body.dark .transcript-line,
body.dark .transcript-choice,
body.dark .question-bookmark-button,
body.dark .back-to-question-button,
body.dark .nav-question-button { background:#20242b; border-color:#3b414c; color:#eef1f6; }
body.dark .answer-option.is-correct { background:#153322; border-color:#2e9b59; }
body.dark .answer-option.is-wrong { background:#3a1d20; border-color:#b94b51; }
body.dark .answer-option-number { background:#303640; color:#d8dde6; }
body.dark .question-feedback.is-correct { background:#163322; border-color:#2a7647; color:#b8f2cc; }
body.dark .question-feedback.is-wrong { background:#3a1d20; border-color:#914148; color:#ffc6ca; }
body.dark .show-transcript-button { background:#34261d; border-color:#754826; color:#ffb880; }
body.dark .transcript-line { background:#20242b; }
body.dark .transcript-vi,
body.dark .question-card-heading,
body.dark .question-card-footer,
body.dark .transcript-heading,
body.dark .transcript-choice-section,
body.dark .transcript-footer { border-color:#3a3f48; }
body.dark .progress-ring::before { background:#191c22; }
body.dark .progress-ring { background:conic-gradient(var(--listen-orange) calc(var(--progress)*1%),#343943 0); }
body.dark .listening-bunny-card { background:linear-gradient(145deg,#2b211b,#241d18); border-color:#4a382d; }
body.dark .listening-bunny-card img { opacity:.88; }
body.dark .question-jump-button { background:#252a32; border-color:#3b414b; color:#cfd5df; }
body.dark .listening-lesson-sidebar { background:rgba(25,28,34,.96); border-color:#343943; box-shadow:0 18px 45px rgba(0,0,0,.24); }
body.dark .listening-level-card { background:linear-gradient(145deg,#2b211b,#241d18); border-color:#4a382d; }
body.dark .listening-level-card div span { color:#bcaa9e; }
body.dark .listening-lesson-item { color:#eef1f6; background:#20242b; border-color:#3b414c; }
body.dark .listening-lesson-item.is-upcoming { color:#bac1cc; background:#1d2127; }
body.dark .listening-lesson-item.is-active { background:linear-gradient(135deg,#35251c,#2b211b); border-color:#754826; }
body.dark .lesson-number { color:#d3d8e0; background:#303640; }
body.dark .listening-update-dialog { background:linear-gradient(145deg,#20242b,#2b211b); border-color:#754826; }

@media (max-width: 1280px) {
  .listening-page-shell { grid-template-columns:220px minmax(0,1fr) 300px; width:min(100% - 28px, 1240px); gap:16px; }
  .listening-workspace { padding:21px; }
  .listening-side-panel,
  .listening-lesson-sidebar { top:96px; }
  .question-number-grid { gap:6px; }
}

@media (max-width: 1080px) {
  .listening-page-shell { grid-template-columns:230px minmax(0,1fr); }
  .listening-side-panel { position:static; grid-column:1 / -1; grid-template-columns:1fr 1.2fr; align-items:start; }
  .question-list-card { grid-row:span 3; }
  .auto-save-note { align-self:center; }
}

@media (max-width: 820px) {
  .listening-page-shell { grid-template-columns:1fr; }
  .listening-lesson-sidebar { position:static; max-height:none; }
  .listening-lesson-list { grid-template-columns:repeat(2,minmax(0,1fr)); max-height:310px; }
  .listening-side-panel { grid-column:auto; grid-template-columns:1fr 1fr; }
}

@media (max-width: 680px) {
  .listening-page-shell { width:min(100% - 18px, 620px); padding-top:14px; }
  .listening-workspace { padding:15px; border-radius:18px; }
  .listening-heading-icon { width:52px; height:52px; flex-basis:52px; border-radius:16px; }
  .listening-heading-icon svg { width:28px; height:28px; }
  .listening-audio-card { align-items:flex-start; padding:16px; border-radius:17px; }
  .audio-play-button { width:50px; height:50px; flex-basis:50px; }
  .audio-wave { height:28px; gap:2px; }
  .listening-face { padding:16px; border-radius:17px; }
  .question-card-heading { gap:10px; }
  .question-mondai-badge { min-width:62px; height:38px; padding:0 9px; }
  .answer-option { grid-template-columns:34px minmax(0,1fr) 21px; gap:9px; padding:10px; }
  .question-card-footer { align-items:stretch; flex-direction:column; }
  .question-bookmark-button,
  .show-transcript-button { width:100%; }
  .listening-navigation { grid-template-columns:1fr 1fr; }
  .nav-skip-button { grid-column:1 / -1; grid-row:2; }
  .listening-lesson-list { grid-template-columns:1fr; }
  .listening-side-panel { grid-template-columns:1fr; }
  .question-list-card { grid-row:auto; }
  .transcript-heading { flex-direction:column; }
}

@media (max-width: 430px) {
  .listening-page-shell { width:calc(100% - 12px); }
  .listening-heading { align-items:flex-start; }
  .listening-heading p { font-size:10px; }
  .listening-heading h1 { font-size:23px; }
  .listening-audio-card { gap:12px; }
  .audio-meta { align-items:flex-start; flex-direction:column; gap:2px; }
  .audio-timeline-row { grid-template-columns:34px minmax(0,1fr) 34px; gap:6px; }
  .question-card-heading { flex-direction:column; }
  .question-mondai-badge { align-self:flex-start; }
  .listening-navigation { gap:8px; }
  .nav-question-button { padding:0 8px; font-size:11px; }
}

@media (prefers-reduced-motion: reduce) {
  .listening-flip-inner,
  .answer-option,
  .audio-play-button,
  .nav-question-button { transition:none !important; }
}

/* Dark mode: preserve semantic colors in the question navigator. */
body.dark .question-jump-button.is-answered {
  color: #fff;
  border-color: var(--listen-green);
  background: var(--listen-green);
  box-shadow: 0 7px 16px rgba(34, 197, 94, .18);
}

body.dark .question-jump-button.is-current {
  color: #fff;
  border-color: var(--listen-blue);
  background: var(--listen-blue);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, .2), 0 7px 16px rgba(59, 130, 246, .16);
}

body.dark .question-jump-button.is-current.is-answered {
  color: #fff;
  border-color: var(--listen-blue);
  background: var(--listen-blue);
}

body.dark .question-jump-button.is-current.is-answered::after {
  border-color: #fff;
  color: #fff;
  background: var(--listen-green);
}

/* The mascot card intentionally keeps its original light artwork in every theme. */
body.dark .listening-bunny-card {
  background: linear-gradient(145deg, #fff8f1, #fff1e5);
  border-color: rgba(221, 226, 235, .94);
  box-shadow: 0 14px 34px rgba(31, 41, 55, .07);
}

body.dark .listening-bunny-card::before {
  background: rgba(255, 161, 91, .12);
}

body.dark .listening-bunny-card span {
  color: #b95717;
}

body.dark .listening-bunny-card p {
  color: #6e6f78;
}

body.dark .listening-bunny-card img {
  opacity: 1;
  mix-blend-mode: multiply;
}

/* =========================================================
   Collapsible lesson sidebar
   ========================================================= */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.listening-page-shell {
  transition: grid-template-columns .3s cubic-bezier(.22, .72, .19, 1);
}

.listening-lesson-sidebar {
  overflow: visible;
  transition: padding .3s ease, border-radius .3s ease, box-shadow .3s ease;
}

.listening-workspace {
  container-name: listening-workspace;
  container-type: inline-size;
}

.lesson-sidebar-toggle {
  position: absolute;
  z-index: 12;
  top: 24px;
  right: -15px;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(210, 216, 226, .95);
  border-radius: 11px;
  color: var(--listen-orange-strong);
  background: #fff;
  box-shadow: 0 8px 20px rgba(31, 41, 55, .14);
  cursor: pointer;
  transition: transform .2s ease, color .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.lesson-sidebar-toggle:hover {
  transform: translateY(-1px) scale(1.04);
  border-color: var(--listen-orange);
  box-shadow: 0 10px 24px rgba(31, 41, 55, .18);
}

.lesson-sidebar-toggle:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--listen-orange-strong) 24%, transparent);
  outline-offset: 3px;
}

.lesson-sidebar-toggle svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.25;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform .3s cubic-bezier(.22, .72, .19, 1);
}

body.dark .lesson-sidebar-toggle {
  color: var(--listen-orange);
  border-color: #48505d;
  background: #252a32;
  box-shadow: 0 8px 22px rgba(0, 0, 0, .28);
}

@media (min-width: 1281px) {
  .listening-page-shell.is-lesson-sidebar-collapsed {
    grid-template-columns: 76px minmax(0, 1fr) 330px;
  }
}

@media (min-width: 821px) and (max-width: 1280px) {
  .listening-page-shell.is-lesson-sidebar-collapsed {
    grid-template-columns: 72px minmax(0, 1fr) 300px;
  }
}

@media (min-width: 821px) and (max-width: 1080px) {
  .listening-page-shell.is-lesson-sidebar-collapsed {
    grid-template-columns: 72px minmax(0, 1fr);
  }
}

@media (min-width: 821px) {
  .listening-page-shell.is-lesson-sidebar-collapsed .listening-lesson-sidebar {
    padding: 11px 8px;
    border-radius: 20px;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .lesson-sidebar-toggle svg {
    transform: rotate(180deg);
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-level-card {
    justify-content: center;
    min-height: 56px;
    padding: 6px;
    border-radius: 15px;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-level-card > div {
    display: none;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-level-icon {
    width: 44px;
    height: 44px;
    flex-basis: 44px;
    border-radius: 14px;
    font-size: 14px;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-lesson-heading {
    display: none;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-lesson-list {
    gap: 7px;
    max-height: calc(100vh - 185px);
    padding: 2px 0 6px;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-lesson-item {
    grid-template-columns: 1fr;
    justify-items: center;
    min-height: 48px;
    padding: 6px;
    border-radius: 13px;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .listening-lesson-item:hover {
    transform: translateY(-1px);
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .lesson-copy,
  .listening-page-shell.is-lesson-sidebar-collapsed .lesson-state,
  .listening-page-shell.is-lesson-sidebar-collapsed .lesson-lock {
    display: none;
  }

  .listening-page-shell.is-lesson-sidebar-collapsed .lesson-number {
    width: 35px;
    height: 35px;
    border-radius: 11px;
  }
}

@media (max-width: 820px) {
  .lesson-sidebar-toggle {
    display: none;
  }
}