/* Dictation Lab — 스타일시트
   색은 모두 변수로 두고 라이트/다크를 함께 지원한다. */

:root {
  --bg: #0e1116;
  --bg-elev: #161b22;
  --bg-elev-2: #1c232d;
  --border: #2a323d;
  --border-soft: #222a34;
  --text: #e6edf3;
  --text-dim: #9aa7b4;
  --text-faint: #6b7783;

  --accent: #4dd4c0;
  --accent-dim: #1f6b60;
  --accent-text: #0b1114;
  --warn: #f0b849;
  --danger: #f97066;
  --ok: #58d68d;

  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 28px -12px rgb(0 0 0 / 0.6);

  --font: -apple-system, BlinkMacSystemFont, 'Pretendard', 'Apple SD Gothic Neo',
    'Malgun Gothic', system-ui, sans-serif;
  --font-en: 'SF Mono', ui-monospace, 'JetBrains Mono', Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fa;
    --bg-elev: #ffffff;
    --bg-elev-2: #f0f2f5;
    --border: #d8dee6;
    --border-soft: #e5e9ef;
    --text: #16202b;
    --text-dim: #5a6672;
    --text-faint: #8b96a2;
    --accent: #12a594;
    --accent-dim: #a8e5dc;
    --accent-text: #ffffff;
    --warn: #b8860b;
    --danger: #d64545;
    --ok: #2e9e5b;
    --shadow: 0 6px 20px -10px rgb(20 30 45 / 0.22);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.3; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }

kbd {
  font-family: var(--font-en);
  font-size: 0.78em;
  padding: 0.1em 0.4em;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--bg-elev-2);
  color: var(--text-dim);
  white-space: nowrap;
}

/* ── 상단바 ──────────────────────────────────────────────────────────── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; }
.brand-mark { font-size: 1.3rem; }
.brand-text em { font-style: normal; color: var(--accent); }

.topnav { display: flex; gap: 4px; }
.topnav a {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: background 0.15s, color 0.15s;
}
.topnav a:hover { background: var(--bg-elev-2); color: var(--text); }
.topnav a[aria-current='page'] { background: var(--accent-dim); color: var(--text); }

main {
  max-width: 880px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 56px) clamp(16px, 4vw, 40px) 120px;
}

/* ── 홈: 히어로 ──────────────────────────────────────────────────────── */

.hero h1 { font-size: clamp(1.75rem, 5vw, 2.6rem); font-weight: 800; }
.hero-sub {
  margin-top: 16px;
  max-width: 58ch;
  color: var(--text-dim);
  font-size: 1.02rem;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 36px;
}
.why-card {
  padding: 20px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.why-num {
  display: block;
  font-family: var(--font-en);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}
.why-card h3 { margin: 8px 0 8px; font-size: 1.05rem; }
.why-card p { color: var(--text-dim); font-size: 0.9rem; line-height: 1.6; }

/* ── 통계 스트립 ─────────────────────────────────────────────────────── */

.stat-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 40px;
}
.stat-tile {
  padding: 16px 18px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.stat-tile dt { font-size: 0.8rem; color: var(--text-faint); }
.stat-tile dd {
  margin: 4px 0 0;
  font-family: var(--font-en);
  font-size: 1.55rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.stat-tile dd small { font-size: 0.9rem; color: var(--text-faint); font-weight: 400; }

.empty-note {
  grid-column: 1 / -1;
  padding: 24px;
  text-align: center;
  color: var(--text-faint);
  background: var(--bg-elev);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  font-size: 0.92rem;
}

/* ── 코스 목록 ───────────────────────────────────────────────────────── */

.block { margin-top: 52px; }
.block-title { font-size: 1.25rem; margin-bottom: 16px; }

.lesson-grid { display: grid; gap: 12px; }

.lesson-card {
  display: block;
  padding: 20px 22px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: border-color 0.15s, transform 0.15s;
}
.lesson-card:hover { border-color: var(--accent); transform: translateY(-2px); }

.lesson-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.lesson-level {
  font-size: 0.72rem;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.lesson-card h3 { font-size: 1.06rem; flex: 1 1 auto; min-width: 200px; }
.lesson-card p { margin-top: 8px; color: var(--text-dim); font-size: 0.9rem; }

.lesson-foot {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--text-faint);
  font-family: var(--font-en);
}
.mini-bar {
  flex: 1;
  height: 5px;
  background: var(--bg-elev-2);
  border-radius: 999px;
  overflow: hidden;
}
.mini-bar > i {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
  transition: width 0.4s ease;
}

.block-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.block-head .block-title { margin-bottom: 0; }

.yt-tag {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  padding: 1px 7px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--danger) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  color: var(--danger);
  font-family: var(--font);
}

.icon-btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-faint);
  width: 24px;
  height: 24px;
  border-radius: 6px;
  font-size: 0.75rem;
  line-height: 1;
  cursor: pointer;
  flex: 0 0 auto;
}
.icon-btn:hover { border-color: var(--danger); color: var(--danger); }

/* ── 유튜브 자막 가져오기 ────────────────────────────────────────────── */

.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; gap: 28px; }
.steps > li { counter-increment: step; position: relative; padding-left: 44px; }
.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--text);
  font-family: var(--font-en);
  font-size: 0.82rem;
  font-weight: 600;
}
.steps h3 { font-size: 1.02rem; }
.step-desc { margin: 6px 0 12px; font-size: 0.9rem; color: var(--text-dim); line-height: 1.6; }
.step-desc code {
  font-family: var(--font-en);
  font-size: 0.86em;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--bg-elev-2);
}

.field {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-en);
  font-size: 0.94rem;
  line-height: 1.6;
  resize: vertical;
}
.field:focus { outline: none; border-color: var(--accent); }
.field::placeholder { color: var(--text-faint); }

.field-label { display: block; margin: 4px 0 6px; font-size: 0.82rem; color: var(--text-faint); }
.field-state { margin-top: 6px; font-size: 0.82rem; color: var(--text-faint); font-family: var(--font-en); min-height: 1.2em; }
.field-state.is-error { color: var(--danger); font-family: var(--font); }

.import-result { margin-top: 26px; }

.cue-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  max-height: 380px;
  overflow-y: auto;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
}
.cue-list li + li { border-top: 1px solid var(--border-soft); }
.cue-list label {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  cursor: pointer;
}
.cue-list label:hover { background: var(--bg-elev-2); }
.cue-list input { margin: 0; flex: 0 0 auto; align-self: center; accent-color: var(--accent); }
.cue-time { flex: 0 0 auto; font-family: var(--font-en); font-size: 0.78rem; color: var(--text-faint); min-width: 42px; }
.cue-text { font-family: var(--font-en); font-size: 0.9rem; line-height: 1.6; }

/* ── 임베드 영상 ─────────────────────────────────────────────────────── */

.video-wrap {
  position: relative;
  margin-bottom: 16px;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 9;
}
.video-mount, .video-mount iframe { width: 100%; height: 100%; border: 0; display: block; }

.video-cover {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  text-align: center;
  background: var(--bg-elev-2);
  color: var(--text-faint);
  font-size: 0.9rem;
}

.cover-toggle {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-elev) 85%, transparent);
  backdrop-filter: blur(6px);
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}
.cover-toggle:hover { border-color: var(--accent); color: var(--text); }

/* ── 연습 화면 ───────────────────────────────────────────────────────── */

.practice-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.back-link { font-size: 0.85rem; color: var(--text-faint); }
.back-link:hover { color: var(--accent); }
.practice-head h2 { margin-top: 6px; font-size: 1.35rem; }

.progress-wrap { min-width: 160px; }
.progress-label {
  display: block;
  text-align: right;
  font-family: var(--font-en);
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.progress-bar { height: 6px; background: var(--bg-elev-2); border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; width: 0; background: var(--accent); border-radius: 999px; transition: width 0.35s ease; }

/* 플레이어 */

.player-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  flex-wrap: wrap;
}

.play-btn {
  flex: 0 0 auto;
  width: 62px;
  height: 62px;
  border: none;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.12s, box-shadow 0.2s;
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent);
}
.play-btn:hover { transform: scale(1.05); }
.play-btn:active { transform: scale(0.97); }
.play-btn:disabled { opacity: 0.45; cursor: default; transform: none; }

.play-icon {
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 11px 0 11px 18px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 4px;
}
.play-btn.is-playing { animation: pulse 1.4s ease-out infinite; }
.play-btn.is-playing .play-icon {
  width: 16px;
  height: 18px;
  margin-left: 0;
  border: none;
  background: currentColor;
  mask: linear-gradient(#000 0 0) left / 5px 100% no-repeat,
        linear-gradient(#000 0 0) right / 5px 100% no-repeat;
  -webkit-mask: linear-gradient(#000 0 0) left / 5px 100% no-repeat,
                linear-gradient(#000 0 0) right / 5px 100% no-repeat;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); }
  100% { box-shadow: 0 0 0 18px color-mix(in srgb, var(--accent) 0%, transparent); }
}

.player-meta { flex: 1 1 200px; }
.player-hint { font-size: 0.9rem; color: var(--text-dim); }
.player-count { margin-top: 2px; font-size: 0.82rem; color: var(--text-faint); font-family: var(--font-en); }

.voice-pick { display: block; margin-top: 8px; }
.voice-pick select {
  max-width: 100%;
  padding: 4px 8px;
  font-family: inherit;
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.speed-group { display: flex; gap: 4px; padding: 4px; background: var(--bg-elev-2); border-radius: 999px; }
.speed-group button {
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font-en);
  font-size: 0.8rem;
  padding: 5px 11px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.speed-group button:hover { color: var(--text); }
.speed-group button.is-active { background: var(--accent); color: var(--accent-text); }

/* 입력 */

.answer-area { margin-top: 20px; }

#answer {
  width: 100%;
  padding: 18px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-en);
  font-size: 1.05rem;
  line-height: 1.7;
  resize: vertical;
  transition: border-color 0.15s;
}
#answer:focus { outline: none; border-color: var(--accent); }
#answer::placeholder { color: var(--text-faint); font-family: var(--font); }
#answer:disabled { opacity: 0.7; }

.hint-row {
  margin-top: 10px;
  padding: 12px 14px;
  background: color-mix(in srgb, var(--warn) 12%, var(--bg-elev));
  border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent);
  border-radius: var(--radius-sm);
  font-family: var(--font-en);
  font-size: 0.98rem;
  letter-spacing: 0.06em;
  color: var(--text);
}

.action-row { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

.btn {
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: 0.45; cursor: default; border-color: var(--border); }
.btn kbd { margin-left: 6px; }

.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600; }
.btn-primary kbd { border-color: color-mix(in srgb, var(--accent-text) 35%, transparent); color: inherit; background: transparent; }
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 85%, #fff); }
.btn-ghost { background: transparent; color: var(--text-dim); }
.btn-sm { padding: 6px 12px; font-size: 0.84rem; }

/* ── 채점 결과 ───────────────────────────────────────────────────────── */

.result { margin-top: 26px; }

.score-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border-soft);
  background: var(--bg-elev);
  flex-wrap: wrap;
}
.score-head.is-perfect { border-color: color-mix(in srgb, var(--ok) 50%, transparent); background: color-mix(in srgb, var(--ok) 10%, var(--bg-elev)); }

.score-ring {
  flex: 0 0 auto;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-en);
  font-size: 1.05rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.score-copy h3 { font-size: 1.08rem; }
.score-copy p { margin-top: 4px; font-size: 0.88rem; color: var(--text-dim); }

.result-block {
  margin-top: 14px;
  padding: 18px 20px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.result-block h4 {
  margin: 0 0 12px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* diff 문장 */

.diff-line { font-family: var(--font-en); font-size: 1.08rem; line-height: 2.1; word-spacing: 0.1em; }
.diff-line + .diff-line { margin-top: 10px; }
.diff-label { font-size: 0.78rem; color: var(--text-faint); font-family: var(--font); margin-right: 8px; }

.w { padding: 1px 3px; border-radius: 4px; }
.w-match { color: var(--text); }
.w-near { background: color-mix(in srgb, var(--warn) 26%, transparent); color: var(--text); text-decoration: underline dotted; }
.w-sub  { background: color-mix(in srgb, var(--danger) 26%, transparent); color: var(--text); }
.w-del  { background: color-mix(in srgb, var(--danger) 22%, transparent); color: var(--text); outline: 1px dashed color-mix(in srgb, var(--danger) 60%, transparent); }
.w-ins  { background: color-mix(in srgb, var(--text-faint) 25%, transparent); text-decoration: line-through; color: var(--text-dim); }
.w-miss { color: var(--text-faint); letter-spacing: 0.1em; }

.diff-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 14px; font-size: 0.78rem; color: var(--text-faint); }
.diff-legend span::before {
  content: '';
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 3px;
  margin-right: 5px;
  vertical-align: -1px;
}
.lg-del::before  { background: color-mix(in srgb, var(--danger) 45%, transparent); }
.lg-sub::before  { background: color-mix(in srgb, var(--danger) 45%, transparent); }
.lg-near::before { background: color-mix(in srgb, var(--warn) 45%, transparent); }
.lg-ins::before  { background: color-mix(in srgb, var(--text-faint) 45%, transparent); }

/* 오답 유형 칩 */

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
}
.chip b { font-family: var(--font-en); color: var(--warn); }

.mistake-list { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; }
.mistake-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.92rem;
  padding: 9px 12px;
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
}
.mistake-cat {
  flex: 0 0 auto;
  font-size: 0.76rem;
  padding: 1px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--warn) 20%, transparent);
  color: var(--warn);
  border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent);
}
.mistake-body { font-family: var(--font-en); font-size: 0.92rem; }
.mistake-body .good { color: var(--ok); }
.mistake-body .bad { color: var(--danger); text-decoration: line-through; }
.mistake-note { color: var(--text-faint); font-size: 0.85rem; }

/* 연음 해설 */

.linking-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.linking-list li { padding-left: 14px; border-left: 2px solid var(--accent); }
.linking-span { font-family: var(--font-en); font-weight: 600; color: var(--accent); }
.linking-tip { display: block; margin-top: 3px; font-size: 0.9rem; color: var(--text-dim); line-height: 1.6; }

.sentence-full { font-family: var(--font-en); font-size: 1.1rem; line-height: 1.9; }
.sentence-full mark { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--text); padding: 1px 2px; border-radius: 3px; }
.sentence-ko { margin-top: 8px; font-size: 0.92rem; color: var(--text-dim); }

/* 섀도잉 */

.shadow-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.rec-dot {
  display: inline-block;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--danger);
  margin-right: 6px;
  animation: blink 1s steps(2, start) infinite;
}
@keyframes blink { to { visibility: hidden; } }
.shadow-audio { margin-top: 12px; width: 100%; }
audio { width: 100%; }

.next-row { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }

/* ── 통계 화면 ───────────────────────────────────────────────────────── */

.backup-note {
  margin: -12px 0 24px;
  padding: 12px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* 파일 입력을 감싼 label 을 버튼처럼 보이게 한다 */
label.btn { cursor: pointer; display: inline-block; }
label.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.weak-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.weak-item { padding: 16px 18px; background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: var(--radius); }
.weak-top { display: flex; align-items: center; gap: 10px; }
.weak-name { font-weight: 600; font-size: 1rem; }
.weak-count { font-family: var(--font-en); font-size: 0.84rem; color: var(--text-faint); margin-left: auto; }
.weak-bar { height: 7px; margin-top: 10px; background: var(--bg-elev-2); border-radius: 999px; overflow: hidden; }
.weak-bar > i { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--warn), var(--danger)); }
.weak-hint { margin-top: 10px; font-size: 0.88rem; color: var(--text-dim); line-height: 1.6; }
.weak-words { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.weak-words code {
  font-family: var(--font-en);
  font-size: 0.82rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
}

.trend {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 120px;
  padding: 16px 18px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.trend-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 6px; height: 100%; }
.trend-bar { width: 100%; max-width: 26px; background: var(--accent); border-radius: 4px 4px 2px 2px; min-height: 2px; }
.trend-bar.is-empty { background: var(--bg-elev-2); }
.trend-day { font-size: 0.68rem; color: var(--text-faint); font-family: var(--font-en); }

.review-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.review-list li {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
}
.review-text { font-family: var(--font-en); font-size: 0.92rem; flex: 1 1 240px; }
.review-score { font-family: var(--font-en); font-size: 0.84rem; color: var(--warn); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(12px);
  padding: 11px 20px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 50;
}
.toast.is-visible { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 560px) {
  .practice-head { align-items: flex-start; }
  .progress-wrap { width: 100%; }
  .progress-label { text-align: left; }
  .player-card { gap: 14px; }
  .speed-group { width: 100%; justify-content: space-between; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}