/* SpartaVoca - Mint minimal theme */

:root {
  --bg: #f4faf7;
  --bg-soft: #fbfefd;
  --bg-panel: #edf6f1;
  --bg-dark: #2f5b4b;
  --text-primary: #143c30;
  --text-secondary: rgba(20, 60, 48, 0.52);
  --accent: #87cdb4;
  --accent-strong: #5ea08c;
  --accent-soft: #e9f7f1;
  --mint: #cfece1;
  --butter: #eef6d7;
  --lavender: #d9ece5;
  --peach: #f7d8cd;
  --correct: #72bb9f;
  --incorrect: #d99a92;
  --surface: #ffffff;
  --surface-strong: #ffffff;
  --border: rgba(134, 173, 157, 0.22);
  --border-strong: rgba(134, 173, 157, 0.34);
  --shadow-soft: 0 18px 40px rgba(46, 77, 66, 0.08);
  --shadow-lift: 0 10px 24px rgba(46, 77, 66, 0.08);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --font: "Avenir Next", "Pretendard", "Hiragino Sans", "Noto Sans JP", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { background: linear-gradient(180deg, #f7fcfa 0%, #eef6f1 100%); }

body {
  font-family: var(--font);
  background: linear-gradient(180deg, #f7fcfa 0%, #eef6f1 100%);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  min-height: 100dvh;
}

body::before,
body::after { display: none; }

.app-container {
  position: relative;
  z-index: 1;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100dvh;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
  padding-bottom: calc(112px + env(safe-area-inset-bottom));
}

.app-container::before { display: none; }

/* Typography */
.text-hero { font-size: 54px; font-weight: 800; line-height: 1.03; letter-spacing: -0.05em; }
.text-heading { font-size: 38px; font-weight: 800; line-height: 1.08; letter-spacing: -0.04em; }
.text-quiz-word { font-size: 34px; font-weight: 800; line-height: 1.15; letter-spacing: -0.03em; }
.text-title { font-size: 22px; font-weight: 750; line-height: 1.28; color: #143c30; }
.text-body { font-size: 17px; font-weight: 500; line-height: 1.55; color: #21463b; }
.text-button { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; color: #143c30; }
.text-caption { font-size: 13px; font-weight: 600; line-height: 1.45; color: var(--text-secondary); letter-spacing: 0; }
.text-small { font-size: 12px; font-weight: 600; line-height: 1.4; }

.text-hero,
.text-heading,
.text-quiz-word {
  color: #143c30;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 16px;
  font-weight: 800;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 14px 22px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
  text-decoration: none;
  font-family: var(--font);
  box-shadow: 0 8px 18px rgba(49, 34, 68, 0.08);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: 0 6px 12px rgba(94, 160, 140, 0.16);
}

.btn--primary {
  background: var(--accent);
  color: #ffffff;
  border-color: rgba(94, 160, 140, 0.3);
}

/* Compact variant for dense UIs (admin, settings). Pairs with any color mod. */
.btn--sm {
  font-size: 13px;
  font-weight: 700;
  padding: 8px 16px;
  box-shadow: none;
}

.btn--secondary {
  background: #ffffff;
  color: var(--accent-strong);
  border-color: rgba(94, 160, 140, 0.24);
}

.btn--ghost {
  background: transparent;
  color: var(--accent-strong);
  border-color: var(--accent-strong);
  padding: 8px 16px;
  font-size: 13px;
}

.btn--full { width: 100%; }

.btn--danger {
  background: #d99a92;
  color: #ffffff;
  border-color: rgba(217, 154, 146, 0.34);
}

/* Cards */
.card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
}

.card::after { display: none; }

/* Flash messages */
.flash {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin: var(--spacing-md);
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lift);
}

.flash--notice {
  background: #eef8f4;
  color: #487765;
}

.flash--alert {
  background: #fdf1ef;
  color: #9a695f;
}

/* Choice buttons (quiz) */
.choice-btn {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 15px 18px;
  border-radius: 24px;
  border: 1.5px solid var(--border);
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(49, 34, 68, 0.06);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  text-align: left;
  font-family: var(--font);
  font-size: 17px;
  font-weight: 700;
  gap: var(--spacing-md);
  color: var(--text-primary);
}

.choice-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(135, 205, 180, 0.55);
  box-shadow: 0 14px 24px rgba(94, 160, 140, 0.14);
}

.choice-btn.correct {
  background: #eef8f4;
  border-color: rgba(114, 187, 159, 0.72);
  color: #487765;
}

.choice-btn.incorrect {
  background: #fdf1ef;
  border-color: rgba(217, 154, 146, 0.74);
  color: #9a695f;
}

.choice-btn__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 13px;
  font-weight: 800;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-radius: 999px;
  flex-shrink: 0;
}

/* Flashcard */
.flashcard {
  perspective: 1000px;
  cursor: pointer;
  min-height: 260px;
}

.flashcard__inner {
  position: relative;
  width: 100%;
  min-height: 260px;
  transition: transform 0.5s cubic-bezier(0.4, 0.0, 0.2, 1);
  transform-style: preserve-3d;
}

.flashcard__inner--flipped {
  transform: rotateY(180deg);
}

.flashcard__face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 24px;
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(49, 34, 68, 0.06);
  border: 1.5px solid var(--border);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.flashcard__face--back {
  transform: rotateY(180deg);
  background: #eef8f4;
  border-color: rgba(114, 187, 159, 0.55);
}

/* Rating buttons */
.rating-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 18px 12px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: #ffffff;
  cursor: pointer;
  font-family: var(--font);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
}

.rating-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(49, 34, 68, 0.08);
}

.rating-btn__label {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
}

.rating-btn__hint {
  font-size: 12px;
  color: var(--text-secondary);
}

.rating-btn--again { background: #fdf1ef; border-color: rgba(217, 154, 146, 0.5); }
.rating-btn--again .rating-btn__label { color: #9a695f; }
.rating-btn--hard { background: #fdf6ec; border-color: rgba(217, 187, 120, 0.5); }
.rating-btn--hard .rating-btn__label { color: #8a6e3f; }
.rating-btn--good { background: #eef5fc; border-color: rgba(135, 177, 217, 0.5); }
.rating-btn--good .rating-btn__label { color: #3f6b9a; }
.rating-btn--easy { background: #eef8f4; border-color: rgba(114, 187, 159, 0.55); }
.rating-btn--easy .rating-btn__label { color: #487765; }

/* ─────────── Home page — minimal: header / hero ring + chain / CTA / continue ─────────── */

.home-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.home-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.home-header__wordmark {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.home-header__greet {
  font-size: 13px;
}

/* Hero — ring + streak chain centered as one unit */
.home-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
  margin-bottom: var(--spacing-md);
}

.ring-progress {
  position: relative;
  width: 160px;
  height: 160px;
  margin-bottom: var(--spacing-md);
}

.ring-progress__svg {
  display: block;
}

.ring-progress__center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.ring-progress__num {
  font-size: 44px;
  font-weight: 800;
  line-height: 1;
  color: var(--text-primary);
  letter-spacing: -0.04em;
}

.ring-progress__total {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 4px;
}

.ring-progress__done {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-strong);
  margin-top: 6px;
  letter-spacing: 0.02em;
}

/* 7-day streak chain */
.streak-chain {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  width: 100%;
  max-width: 280px;
  margin: var(--spacing-sm) 0 var(--spacing-xs);
}

.streak-chain__col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.streak-chain__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: transparent;
  border: 1.5px solid var(--border-strong);
  transition: background 0.3s ease, transform 0.2s ease;
}

.streak-chain__dot--on {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.streak-chain__dot--today {
  transform: scale(1.3);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.streak-chain__day {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-secondary);
}

.streak-chain__count {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
}

.streak-chain__count--muted {
  color: var(--text-secondary);
  font-weight: 600;
}

/* Single primary CTA — full-width, icon + text + arrow */
.home-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: var(--accent-strong);
  color: #ffffff;
  border-radius: var(--radius-xl);
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(94, 160, 140, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.home-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(94, 160, 140, 0.32);
}

.home-cta:active {
  transform: translateY(0);
}

.home-cta__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  flex-shrink: 0;
  font-size: 24px;
  line-height: 1;
}

.home-cta__icon svg {
  fill: currentColor;
  margin-left: 2px; /* visually center the play triangle */
}

.home-cta__main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.home-cta__title {
  font-size: 16px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.home-cta__sub {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 12px;
  font-weight: 500;
  opacity: 0.85;
  margin-top: 2px;
  line-height: 1.4;
}

.home-cta__arrow {
  font-size: 24px;
  font-weight: 600;
  opacity: 0.8;
  flex-shrink: 0;
}

/* Continue card — secondary, lighter than hero */
.home-continue {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.home-continue:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.home-continue__text {
  flex: 1;
  min-width: 0;
}

.home-continue__arrow {
  font-size: 22px;
  color: var(--accent-strong);
  font-weight: 600;
  flex-shrink: 0;
}

/* 2-up nav (コース一覧 / 学習概要) */
.home-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.home-nav__tile {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  min-width: 0;
}

.home-nav__tile:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.home-nav__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
}


.home-nav__icon svg {
  display: block;
}

.home-nav__text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.home-nav__title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

/* ── Reminder banner (home, evening if not studied) ───────────── */
.reminder-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #fff4dc 0%, #ffe8c4 100%);
  border: 1px solid rgba(217, 187, 120, 0.4);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: var(--spacing-md);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.reminder-banner--leaving {
  opacity: 0;
  transform: translateY(-4px);
}

.reminder-banner__icon {
  font-size: 22px;
  flex-shrink: 0;
}

.reminder-banner__main {
  flex: 1;
  min-width: 0;
}

.reminder-banner__title {
  font-size: 13px;
  font-weight: 800;
  color: #6e5419;
  letter-spacing: -0.01em;
}

.reminder-banner__sub {
  font-size: 11px;
  font-weight: 600;
  color: #8a6e3f;
  margin-top: 1px;
}

.reminder-banner__cta {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: #c08828;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  text-decoration: none;
}

.reminder-banner__close {
  flex-shrink: 0;
  background: none;
  border: none;
  font-size: 14px;
  color: #8a6e3f;
  cursor: pointer;
  padding: 4px;
  opacity: 0.5;
}

.reminder-banner__close:hover { opacity: 1; }

/* ── Day page (compact rebuild) ───────────────────────────────── */
.day-title {
  text-align: center;
  padding: 8px 8px 0;
}

.day-hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  text-align: center;
}

.day-hero__big {
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--accent-strong);
}

.day-hero__big--done {
  color: var(--correct);
  font-size: 28px;
}

.day-hero__unit {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-left: 4px;
}

.day-hero__stamps {
  display: flex;
  justify-content: center;
  gap: 18px;
}

.day-hero__stamp {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.day-hero__stamp-count {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
}

.day-quizzes {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.day-quiz {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.day-quiz:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.day-quiz--done {
  background: var(--accent-soft);
  border-color: transparent;
}

.day-quiz--off {
  opacity: 0.55;
}

.day-quiz--active {
  border-color: var(--accent);
}

.day-quiz__main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.day-quiz__title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.day-quiz__sub {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 2px;
}

.day-quiz__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.day-quiz__badge {
  font-size: 10px;
  font-weight: 800;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.day-quiz__badge--done   { color: var(--correct); }
.day-quiz__badge--active { color: var(--accent-strong); }

.day-quiz__count {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
}

.day-quiz__chev {
  font-size: 18px;
  color: var(--accent-strong);
  font-weight: 600;
  flex-shrink: 0;
  opacity: 0.7;
}

.day-words {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.day-word {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.day-word__head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.day-word__lv {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-strong);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.day-word__stamps {
  display: flex;
  gap: 4px;
  margin-top: 8px;
}

/* ── Day page: 完了済み disclosure ───────────────────────────────── */
.done-words {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.done-words__summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-strong);
}

.done-words__summary::-webkit-details-marker { display: none; }

.done-words__chev {
  font-size: 16px;
  font-weight: 600;
  transition: transform 0.2s ease;
}

.done-words[open] .done-words__chev { transform: rotate(90deg); }

.done-words__body {
  padding: 0 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.done-words__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 6px 0;
  border-top: 1px solid var(--border);
}

.done-words__ko {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.done-words__ja {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: right;
}

/* ── Review (wrong_answers) ───────────────────────────────────────── */
.review-hero {
  text-align: center;
  padding: 28px 16px 20px;
}

.review-hero__tone {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.review-hero__num {
  font-size: 88px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--accent-strong);
  margin-top: 8px;
}

.review-hero__unit {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-top: 6px;
}

.review-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}

.review-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.review-card__head {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 0;
}

.review-card__tts {
  width: 24px;
  height: 24px;
  color: var(--accent-strong);
  flex-shrink: 0;
}

.review-card__severity {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.review-card__severity-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.review-card__stars {
  display: inline-flex;
  gap: 1px;
}

.review-card__star {
  font-size: 12px;
  color: var(--incorrect);
  line-height: 1;
}

.review-card__star--empty {
  color: var(--border-strong);
}

.review-card__bottom {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.review-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-strong);
  background: var(--accent-soft);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
}

.review-card__stamps {
  display: inline-flex;
  gap: 4px;
}

.review-card__stamp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 800;
  color: var(--text-secondary);
  background: transparent;
  border: 1.5px dashed var(--border-strong);
  letter-spacing: -0.02em;
}

.review-card__stamp--on {
  color: #fff;
  background: var(--accent-strong);
  border-style: solid;
  border-color: var(--accent-strong);
}

.review-card__when {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-left: auto;
}

.review-empty {
  text-align: center;
  padding: 60px 16px;
}

.review-empty__mascot {
  display: flex;
  justify-content: center;
}

/* Random retrieval CTA — secondary tone */
.review-random {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.review-random:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.review-random__icon {
  font-size: 22px;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 12px;
}

.review-random__text {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.review-random__title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
}

.review-random__sub {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 2px;
}

.review-random__arrow {
  font-size: 20px;
  color: var(--accent-strong);
  font-weight: 600;
  flex-shrink: 0;
}

/* ── Target mastery cards (settings) ───────────────────────────── */
.target-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.target-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.target-card:hover { border-color: var(--accent); }

.target-card--active {
  border-color: var(--accent-strong);
  background: var(--accent-soft);
}

.target-card__text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.target-card__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
}

.target-card__sub {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ── Settings — danger / destructive zone ──────────────────────── */
.settings-danger {
  text-align: center;
  padding-top: 4px;
  border-top: 1px solid var(--border);
}

.settings-danger__link {
  background: none;
  border: none;
  font-size: 12px;
  font-weight: 600;
  color: var(--incorrect);
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 8px 4px;
  cursor: pointer;
  opacity: 0.75;
  transition: opacity 0.15s ease;
}

.settings-danger__link:hover { opacity: 1; }

/* ── About / Legal ──────────────────────────────────────────────── */
.about-hero {
  text-align: center;
  padding: 24px 8px 8px;
}

.about-hero h1 { margin-top: 8px; }

.about-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.about-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.about-row:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.about-row__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.about-row__chev {
  font-size: 18px;
  color: var(--accent-strong);
  font-weight: 600;
  opacity: 0.7;
}

.legal-body {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-primary);
}

.legal-body p { margin-top: 12px; }
.legal-body ul { margin: 12px 0 12px 20px; }
.legal-body li { margin-top: 4px; }

.legal-body h2 {
  font-size: 16px;
  font-weight: 800;
  margin-top: 24px;
  color: var(--text-primary);
}

.legal-meta {
  font-size: 13px;
  color: var(--text-secondary);
  background: var(--accent-soft);
  padding: 12px 14px;
  border-radius: var(--radius-md);
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: 8px;
}

.legal-table th, .legal-table td {
  text-align: left;
  vertical-align: top;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  line-height: 1.55;
}

.legal-table th {
  width: 38%;
  font-weight: 800;
  color: var(--text-primary);
  background: var(--bg-panel);
}

.legal-table td {
  color: var(--text-primary);
}

/* ── Study guide ───────────────────────────────────────────────── */
.guide-hero {
  text-align: center;
  padding: 12px 8px 4px;
}

.guide-hero__mascot {
  display: flex;
  justify-content: center;
  margin-bottom: 6px;
}

.guide-section {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  margin: var(--spacing-xl) 0 var(--spacing-sm);
  opacity: 0.85;
}

.guide-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.guide-flow__chip {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  background: var(--bg-panel);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.guide-flow__chip--accent {
  background: var(--accent-strong);
  color: #fff;
}

.guide-flow__arrow {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 700;
}

.guide-stamps {
  display: flex;
  align-items: center;
  gap: 4px;
}

.guide-level {
  padding: 4px 0;
}

.guide-level__head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.guide-disclosure {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-top: 8px;
  overflow: hidden;
}

.guide-disclosure[open] { box-shadow: var(--shadow-lift); }

.guide-disclosure__summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
}

.guide-disclosure__summary::-webkit-details-marker { display: none; }

.guide-disclosure__chev {
  font-size: 18px;
  color: var(--accent-strong);
  font-weight: 600;
  transition: transform 0.2s ease;
}

.guide-disclosure[open] .guide-disclosure__chev { transform: rotate(90deg); }

.guide-disclosure__body {
  padding: 0 16px 16px;
}

.guide-ime {
  padding: 6px 0;
}

.guide-sm2 {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guide-sm2__step {
  display: flex;
  align-items: center;
  gap: 10px;
}

.guide-sm2__dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.guide-sm2__dot--ok { background: var(--accent-strong); }
.guide-sm2__dot--ng { background: var(--incorrect); }

.guide-sm2__label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.guide-tts {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  padding: 12px 14px;
  border-radius: var(--radius-md);
}

.guide-staircase {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.guide-staircase__step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--bg-panel);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  width: 100%;
}

.guide-staircase__arrow {
  font-size: 14px;
  color: var(--accent-strong);
  font-weight: 700;
}

.guide-staircase__bullet {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: var(--correct);
}

/* ── Levels (compact list) ──────────────────────────────────────── */
.level-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

.level-row {
  display: block;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.level-row:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.level-row--done {
  background: var(--accent-soft);
  border-color: transparent;
}

.level-row--locked {
  background: var(--bg-panel);
  border-style: dashed;
}

.level-row--premium {
  background: linear-gradient(135deg, var(--accent-soft), var(--surface));
  border-color: var(--accent);
}

.premium-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: var(--spacing-md);
  padding: 14px 16px;
  background: linear-gradient(135deg, var(--accent-soft), var(--surface));
  border: 1px solid var(--accent);
  border-radius: 14px;
  box-shadow: var(--shadow-soft);
}

.premium-banner__icon {
  width: 22px;
  height: 22px;
  color: var(--accent-strong);
  flex-shrink: 0;
}

.premium-banner__body {
  flex: 1;
  min-width: 0;
}

.premium-banner__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent-strong);
  margin: 0;
  letter-spacing: -0.01em;
}

.premium-banner__meta {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 2px 0 0;
}

.level-row__head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.level-row__title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  flex: 1;
}

.level-row__status {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent-strong);
  letter-spacing: -0.01em;
}

.level-row__status--done {
  color: var(--correct);
  font-size: 13px;
}

.level-row__status--premium {
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.7;
}

.level-row__lock {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
}

.level-row__chev {
  font-size: 18px;
  color: var(--accent-strong);
  font-weight: 600;
  opacity: 0.7;
}

.level-row__bar {
  height: 6px;
  background: var(--accent-soft);
  border-radius: 3px;
  margin-top: 10px;
  overflow: hidden;
}

.level-row__bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 3px;
  transition: width 0.4s ease;
}

.level-row__meta {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 6px;
}

/* ── Dashboard (학습概要) ───────────────────────────────────────── */
.dash-header {
  text-align: center;
  padding: 4px 8px 0;
}

.dash-donut {
  position: relative;
  width: 180px;
  height: 180px;
  margin: 0 auto;
}

.dash-donut__svg {
  display: block;
}

.dash-donut__center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}

.dash-donut__num {
  font-size: 32px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.dash-donut__label {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-strong);
  margin-top: 4px;
}

.dash-donut__sub {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 2px;
}

.dash-balance {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.dash-balance__cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.dash-balance__lbl {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
}

.dash-balance__val {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent-strong);
  letter-spacing: -0.02em;
  margin-top: 2px;
}

.dash-balance__sep {
  width: 1px;
  height: 28px;
  background: var(--border);
}

.dash-countdown {
  background: linear-gradient(135deg, #f0faf5 0%, #e6f3ec 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.dash-countdown__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dash-countdown__chip {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: var(--accent-strong);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}

.dash-countdown__pct {
  font-size: 18px;
  font-weight: 800;
  color: var(--accent-strong);
}

.dash-countdown__line {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 10px;
  letter-spacing: -0.01em;
}

.dash-countdown__line strong {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent-strong);
}

.dash-best {
  text-align: right;
}

.dash-best__num {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent-strong);
  letter-spacing: -0.02em;
}

.dash-best__unit {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-left: 2px;
}

.sm2-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  align-items: end;
}

.sm2-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.sm2-col__bar-wrap {
  width: 100%;
  height: 60px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.sm2-col__bar {
  width: 70%;
  min-height: 3px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 4px 4px 0 0;
  transition: height 0.4s ease;
}

.sm2-col__count {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.sm2-col__lbl {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
}

.dash-cat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-top: 8px;
  overflow: hidden;
}

.dash-cat[open] {
  box-shadow: var(--shadow-lift);
}

.dash-cat__summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dash-cat__summary::-webkit-details-marker {
  display: none;
}

.dash-cat__title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  flex: 1;
}

.dash-cat__count {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
}

.dash-cat__chev {
  font-size: 18px;
  color: var(--accent-strong);
  font-weight: 600;
  transition: transform 0.2s ease;
}

.dash-cat[open] .dash-cat__chev {
  transform: rotate(90deg);
}

.dash-cat__body {
  padding: 0 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dash-cat__row + .dash-cat__row {
  margin-top: 0;
}

/* Dashboard — section titles */
.section-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  margin-bottom: 8px;
  opacity: 0.75;
}

/* Hero streak badge */
.hero-streak {
  flex-shrink: 0;
  width: 86px;
  padding: 10px 6px;
  border-radius: 20px;
  background: linear-gradient(135deg, #fff4dc, #ffe5b8);
  text-align: center;
  box-shadow: 0 4px 10px rgba(255, 180, 70, 0.18);
}

.hero-streak__flame {
  font-size: 24px;
  line-height: 1;
}

.hero-streak__num {
  font-size: 28px;
  font-weight: 800;
  color: #c08a00;
  line-height: 1;
  margin-top: 4px;
}

.hero-streak__label {
  font-size: 10px;
  font-weight: 700;
  color: #a06e00;
  margin-top: 2px;
}

/* Quick stats strip */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.quick-stats__item {
  padding: 12px 8px;
  border-radius: 16px;
  background: var(--bg-soft);
  text-align: center;
}

.quick-stats__num {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-top: 4px;
}

/* Direction balance */
.direction-balance {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.direction-balance__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-soft);
  border-radius: 14px;
}

.direction-balance__label { font-size: 13px; color: var(--text-secondary); }
.direction-balance__val { font-size: 18px; font-weight: 800; }

/* Weekly chart */
.weekly-chart {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
  align-items: end;
}

.weekly-chart__col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.weekly-chart__bar-wrap {
  width: 100%;
  height: 70px;
  display: flex;
  align-items: flex-end;
  background: var(--bg-panel);
  border-radius: 8px;
  overflow: hidden;
}

.weekly-chart__bar {
  width: 100%;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 8px;
  min-height: 2px;
  transition: height 0.4s ease;
}

/* Ranking chip */
.rank-chip {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
}

/* Streak calendar */
.streak-cal__stat {
  text-align: right;
}

.streak-cal__flame {
  font-size: 22px;
  font-weight: 800;
  color: #c08a00;
}

.streak-cal__weekday-row {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
}

.streak-cal__weekday {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
  text-align: center;
  padding: 2px 0;
}

.streak-cal__grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
  margin-top: 4px;
}

.streak-cal__day {
  aspect-ratio: 1;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  transition: transform 0.15s ease;
}

.streak-cal__day:hover { transform: scale(1.1); }
.streak-cal__day--today {
  outline: 2px solid var(--accent-strong);
  outline-offset: 1px;
}
.streak-cal__day--out { opacity: 0.35; }

.streak-cal__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 11px;
  flex-wrap: wrap;
}

.streak-cal__legend {
  display: flex;
  align-items: center;
  gap: 4px;
}

.streak-cal__legend-box {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

.streak-cal__summary { color: var(--text-secondary); }
.streak-cal__summary strong { color: var(--text-primary); }
.streak-cal__sep { margin: 0 4px; }

/* Quiz feedback animations */
@keyframes correct-pop {
  0% { transform: scale(0.4) rotate(-20deg); opacity: 0; }
  60% { transform: scale(1.15) rotate(5deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}

@keyframes wrong-shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-5px); }
  80% { transform: translateX(5px); }
}

@keyframes confetti-fall {
  0% { transform: translateY(-20px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(120vh) rotate(720deg); opacity: 0; }
}

@keyframes combo-pop {
  0% { transform: scale(0) translateY(20px); opacity: 0; }
  50% { transform: scale(1.3) translateY(-4px); opacity: 1; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

@keyframes combo-fade {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

.feedback-icon--correct {
  animation: correct-pop 0.5s cubic-bezier(0.2, 1.5, 0.5, 1);
  display: inline-block;
}

.feedback-icon--wrong {
  animation: wrong-shake 0.4s ease-in-out;
  display: inline-block;
}

/* Confetti overlay */
.confetti-container {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  pointer-events: none;
  overflow: hidden;
  z-index: 9999;
}

.confetti-piece {
  position: absolute;
  width: 10px;
  height: 14px;
  top: -20px;
  animation: confetti-fall 1.6s ease-out forwards;
}

/* Combo counter badge */
.combo-badge {
  position: fixed;
  top: 80px;
  right: 16px;
  background: linear-gradient(135deg, #ffb347, #ff8c42);
  color: white;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 14px;
  box-shadow: 0 8px 20px rgba(255, 140, 66, 0.4);
  z-index: 1000;
  animation: combo-pop 0.4s cubic-bezier(0.2, 1.5, 0.5, 1);
  display: flex;
  align-items: center;
  gap: 6px;
}

.combo-badge__flame {
  animation: combo-fade 0.6s ease-out;
}

/* Weekly activity heatmap */
.heatmap {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
  width: 100%;
}

.heatmap__cell {
  min-height: 58px;
  border-radius: 10px;
  padding: 6px 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  transition: transform 0.15s ease;
  overflow: hidden;
}

.heatmap__cell:hover { transform: scale(1.06); }
.heatmap__cell--today {
  outline: 2px solid var(--accent-strong);
  outline-offset: 1px;
}

.heatmap__label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
}

.heatmap__count {
  font-size: 14px;
  font-weight: 800;
}

/* Legend (donut chart) */
.legend__row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-secondary);
}

.legend__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  flex-shrink: 0;
}

/* Level journey (Duolingo-style path) */
.journey {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.journey__node {
  display: flex;
  align-items: center;
  gap: 16px;
  position: relative;
  padding: 12px 0;
  min-height: 100px;
}

.journey__node--right {
  flex-direction: row-reverse;
  text-align: right;
}

.journey__connector {
  position: absolute;
  left: 0;
  right: 0;
  top: 80px;
  height: 60px;
  width: 100%;
  pointer-events: none;
}

.journey__bubble {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--surface);
  border: 3px solid var(--border);
  box-shadow: 0 6px 16px rgba(46, 77, 66, 0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
  position: relative;
  z-index: 1;
}

.journey__bubble:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 12px 24px rgba(46, 77, 66, 0.18);
}

.journey__bubble--seedling {
  background: var(--surface);
  border-color: var(--border);
}

.journey__bubble--sprout {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.journey__bubble--tree {
  background: var(--accent);
  border-color: var(--accent-strong);
}

.journey__bubble--blossom {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-color: var(--accent-strong);
}

/* Fully conquered (100%) — golden rim + pulse + sparkles */
@keyframes conquered-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 180, 70, 0.55), 0 6px 16px rgba(46, 77, 66, 0.1); }
  50% { box-shadow: 0 0 0 12px rgba(255, 180, 70, 0), 0 8px 22px rgba(255, 180, 70, 0.45); }
}

@keyframes sparkle-twinkle {
  0%, 100% { transform: scale(0.6) rotate(0deg); opacity: 0.4; }
  50% { transform: scale(1.1) rotate(180deg); opacity: 1; }
}

.journey__node--conquered .journey__bubble {
  border: 3px solid transparent;
  background:
    linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%) padding-box,
    linear-gradient(135deg, #ffd966 0%, #ffb347 50%, #ffd966 100%) border-box;
  animation: conquered-pulse 2.2s ease-in-out infinite;
  position: relative;
}

.journey__node--conquered .journey__bubble::before,
.journey__node--conquered .journey__bubble::after {
  content: "✨";
  position: absolute;
  font-size: 16px;
  pointer-events: none;
  animation: sparkle-twinkle 1.6s ease-in-out infinite;
}

.journey__node--conquered .journey__bubble::before {
  top: -6px;
  right: -6px;
}

.journey__node--conquered .journey__bubble::after {
  bottom: -4px;
  left: -4px;
  animation-delay: 0.8s;
}

.journey__node--conquered .journey__info .text-button {
  color: #b8860b;
  position: relative;
}

.journey__node--conquered .journey__info .text-button::after {
  content: " 🏆";
  font-size: 14px;
}

.journey__node--locked .journey__bubble {
  background: var(--bg-panel);
  border-color: var(--border);
  box-shadow: none;
}

.journey__node--locked .journey__info {
  opacity: 0.6;
}

.journey__icon {
  display: inline-flex;
}

.journey__info {
  flex: 1;
  min-width: 0;
}

.journey__unlock {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 700;
}

/* Per-level progress (replaces the L1/L2/L3 raw count row) */
.journey__progress {
  margin-top: 6px;
  max-width: 180px;
}

.journey__node--right .journey__progress {
  margin-left: auto;
}

.journey__progress-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.journey__pct {
  font-size: 13px;
  font-weight: 800;
  color: var(--accent-strong);
}

.journey__node--conquered .journey__pct {
  color: #c08a00;
}

.journey__bar {
  height: 6px;
  background: var(--bg-panel);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 4px;
}

.journey__bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-radius: 999px;
  transition: width 0.4s ease;
}

.journey__node--conquered .journey__bar-fill {
  background: linear-gradient(90deg, #ffd966 0%, #ffb347 100%);
}

@media (max-width: 480px) {
  .journey__bubble { width: 60px; height: 60px; }
  .journey__node { gap: 12px; min-height: 88px; }
}

/* Level start button (L1/L2/L3 sequence) */
.level-start-btn {
  display: block;
  padding: 16px 18px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
}

.level-start-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(49, 34, 68, 0.08);
}

.level-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
}

/* Translation input */
.translation-input {
  width: 100%;
  padding: 16px 18px;
  font-family: var(--font);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: #ffffff;
  text-align: center;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.translation-input:focus {
  outline: none;
  border-color: rgba(114, 187, 159, 0.72);
  box-shadow: 0 0 0 3px rgba(114, 187, 159, 0.18);
}

.translation-input::placeholder {
  color: var(--text-secondary);
  font-weight: 500;
}

/* Inline text link */
.text-link {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* TTS (speaker) button */
.tts-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text-secondary);
  transition: color 0.15s ease, transform 0.15s ease;
  vertical-align: middle;
}

.tts-btn:hover {
  color: var(--accent-strong);
  transform: scale(1.08);
}

.tts-btn__icon {
  width: 100%;
  height: 100%;
}

.tts-btn__wave {
  opacity: 0.7;
  transform-origin: 11px 12px;
}

.tts-btn--speaking {
  color: var(--accent-strong);
}

.tts-btn--speaking .tts-btn__wave--inner {
  animation: tts-pulse 0.9s ease-in-out infinite;
}

.tts-btn--speaking .tts-btn__wave--outer {
  animation: tts-pulse 0.9s ease-in-out infinite 0.15s;
}

@keyframes tts-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* Progress bar */
.progress-bar {
  height: 10px;
  background: #e6f0eb;
  border-radius: 999px;
  overflow: hidden;
}

/* Stacked variant — L1+ (partial) beneath, target-reached (done) on top */
.progress-bar--stacked {
  position: relative;
}
.progress-bar--stacked .progress-bar__fill {
  position: absolute;
  top: 0;
  left: 0;
  transition: width 0.4s ease;
}
.progress-bar__fill--partial {
  background: var(--mint);
}
.progress-bar__fill--done {
  background: linear-gradient(90deg, #87cdb4 0%, #5ea08c 100%);
}

.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, #87cdb4 0%, #b7e3d4 100%);
  border-radius: 999px;
  transition: width 0.35s ease;
}

/* Level badges */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: none;
}

.badge--topik-1 { background: #dbf1e7; }
.badge--topik-2 { background: #d6efe4; }
.badge--topik-3 { background: #d1ede2; }
.badge--topik-4 { background: #cae8dd; }
.badge--topik-5 { background: #c4e3d8; }
.badge--topik-6 { background: #bdddd2; }
.badge--hanken-5 { background: #dbf1e7; }
.badge--hanken-4 { background: #d6efe4; }
.badge--hanken-3 { background: #d1ede2; }
.badge--hanken-jun2 { background: #cae8dd; }
.badge--hanken-2 { background: #c4e3d8; }
.badge--hanken-1 { background: #bdddd2; }
.badge--locked {
  background: rgba(214, 226, 220, 0.92);
  color: rgba(95, 125, 114, 0.78);
}

/* Definition card (shown on wrong answer) */
.definition-card {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: #ffffff;
  border: 1px solid rgba(94, 160, 140, 0.2);
  border-radius: 20px;
}

/* Level grid */
.level-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: var(--spacing-md) 0;
}

.level-card {
  position: relative;
  background: #ffffff;
  border-radius: 22px;
  padding: 18px 12px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: var(--text-primary);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  border: 1px solid var(--border);
}

.level-card::before { display: none; }

.level-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(49, 34, 68, 0.1);
}

.level-card:active { transform: translateY(1px) scale(0.98); }
.level-card--locked { opacity: 0.65; }

.level-card__purchase {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-top: 8px;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 0 var(--spacing-md);
}

.header__nav,
.header__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.12s ease;
  margin-left: -8px; /* visually align icon to content edge */
}

.header__nav:hover,
.header__close:hover {
  background: var(--accent-soft);
}

.header__nav:active,
.header__close:active {
  transform: scale(0.94);
}

.header__nav-icon,
.header__close-icon {
  display: inline-flex;
  width: 22px;
  height: 22px;
}

.header__close-icon {
  font-size: 18px;
  font-weight: 600;
  align-items: center;
  justify-content: center;
}

.header .text-body {
  font-weight: 700;
  color: var(--text-primary);
  flex: 1;
}

/* ─────────── Settings page — disclosure rows ─────────── */

.settings-profile {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 4px var(--spacing-lg);
}

.settings-profile__avatar {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-strong);
  color: #ffffff;
  font-size: 22px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.settings-profile__text {
  min-width: 0;
}

.settings-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.settings-row {
  display: block;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  text-decoration: none;
  color: inherit;
}

.settings-row:last-child {
  border-bottom: none;
}

.settings-row__summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: 18px 18px;
  cursor: pointer;
  user-select: none;
}

.settings-row__summary::-webkit-details-marker {
  display: none;
}

.settings-row__main {
  flex: 1;
  min-width: 0;
}

.settings-row__meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.settings-row__value {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-strong);
}

.settings-row__chev {
  font-size: 22px;
  color: var(--text-secondary);
  font-weight: 600;
  line-height: 1;
  transition: transform 0.2s ease;
}

details[open] > .settings-row__summary .settings-row__chev {
  transform: rotate(90deg);
  color: var(--accent-strong);
}

.settings-row__body {
  background: var(--bg-panel);
  margin: 0 -18px -18px;
  padding: 22px 22px 24px;
  border-top: 1px solid var(--border);
}

.settings-row__body > * + * {
  margin-top: 14px;
}

.settings-row__body > p.text-small.text-secondary {
  line-height: 1.6;
}

details[open] > .settings-row__summary {
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
}

.settings-row--link .settings-row__summary {
  /* Link-style row: no disclosure body */
}

/* Pace chip selector (horizontal) */
.pace-chips {
  display: flex;
  gap: 8px;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 8px 0 4px;
}

.pace-chip {
  flex: 1;
  text-align: center;
  padding: 14px 0;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1.5px solid var(--border);
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.pace-chip:hover {
  border-color: var(--accent-strong);
}

.pace-chip {
  min-width: 56px;
}

.pace-chip--active {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: #ffffff;
}

.settings-divider {
  height: 1px;
  background: var(--border);
  margin: var(--spacing-md) 0;
}

.settings-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.settings-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background: #ffffff;
  border: 1px solid rgba(94, 160, 140, 0.22);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.settings-badge--soft {
  background: var(--accent-soft);
  border-color: transparent;
}

.settings-badge--danger {
  background: #fdf1ef;
  border-color: transparent;
  color: #9a695f;
}

.settings-chip-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.settings-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 800;
}

.settings-control {
  width: 100%;
}

.settings-select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: #ffffff;
  color: var(--text-primary);
}

/* Settings — lifetime stats strip (under profile) */
.settings-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin: 0 0 var(--spacing-md);
}

.settings-stats__cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  gap: 2px;
}

.settings-stats__num {
  font-size: 20px;
  font-weight: 800;
  color: var(--accent-strong);
  letter-spacing: -0.02em;
  line-height: 1;
}

.settings-stats__lbl {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
}

.settings-stats__sep {
  width: 1px;
  height: 28px;
  background: var(--border);
}

.settings-stat {
  flex: 1 1 140px;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
  border: 1px solid var(--border);
}

/* Spacing utilities */
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-md { margin-bottom: var(--spacing-md); }
.px-lg { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
.py-md { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.text-center { text-align: center; }
.text-secondary { color: var(--text-secondary); }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

/* Form controls */
select,
input,
button,
textarea {
  font: inherit;
}

select {
  background: #ffffff;
}

/* Tab bar */
.tab-bar {
  display: flex;
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 24px);
  max-width: 406px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(134, 173, 157, 0.16);
  border-radius: 24px;
  box-shadow: 0 16px 30px rgba(46, 77, 66, 0.08);
  padding: 9px 8px;
  padding-bottom: max(9px, env(safe-area-inset-bottom));
  z-index: 100;
}

.tab-bar__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 800;
  padding: 8px 4px;
  border-radius: 20px;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.tab-bar__item:hover {
  transform: translateY(-1px);
}

.tab-bar__item--active {
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.tab-bar__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.tab-bar__icon svg {
  display: block;
}

@media (max-width: 480px) {
  .text-hero { font-size: 48px; }
  .text-heading { font-size: 34px; }
  .text-quiz-word { font-size: 30px; }
}

/* ── Word Check Grid (Level Test) ── */

.word-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: var(--spacing-md) 0;
}

.word-chip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 8px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.word-chip:active {
  transform: scale(0.96);
}

.word-chip--selected {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-strong);
}

.word-chip__check {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg-soft);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.word-chip--selected .word-chip__check {
  background: var(--accent);
  border-color: var(--accent);
}

.word-chip--selected .word-chip__check::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: white;
}

.level-test-header {
  text-align: center;
  padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.level-test-header__title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 4px;
}

.level-test-header__subtitle {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

.level-test-counter {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  padding: var(--spacing-sm) 0;
}

.level-test-counter__num {
  color: var(--accent-strong);
  font-weight: 800;
}

.level-test-footer {
  position: sticky;
  bottom: 0;
  padding: var(--spacing-md) 0 var(--spacing-lg);
  background: linear-gradient(0deg, var(--bg) 80%, transparent 100%);
}

/* Result - level rate bars */
.level-rate-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
}

.level-rate-bar__label {
  width: 50px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  flex-shrink: 0;
}

.level-rate-bar__track {
  flex: 1;
  height: 10px;
  background: #e6f0eb;
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.level-rate-bar__fill {
  height: 100%;
  border-radius: var(--radius-pill);
  transition: width 0.5s ease;
}

.level-rate-bar__fill--pass {
  background: var(--correct);
}

.level-rate-bar__fill--fail {
  background: var(--incorrect);
}

.level-rate-bar__pct {
  width: 40px;
  text-align: right;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-secondary);
}

/* ===== Onboarding + landing components (2026-04-18) ===== */

/* Hero plate — landing single composition (brand → headline → CTA → login) */
.hero-plate {
  background: var(--accent-soft);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl) var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  margin: var(--spacing-md);
}

.hero-plate__mascot {
  width: 112px;
  height: 112px;
}

/* Brand identity is the loudest element — mascot + wordmark form a visual
   unit, headline below is clearly secondary. */
.hero-plate__wordmark {
  font-size: 64px;
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
  margin-top: -4px;    /* tighter coupling with the mascot */
  margin-bottom: 4px;
}

.hero-plate .text-hero {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
  align-self: stretch;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.hero-plate__actions {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}

.hero-plate__ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  transition: background 120ms ease;
}
.hero-plate__ghost:hover { background: var(--surface); }

.hero-plate__login {
  align-self: center;
  margin-top: 4px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.hero-plate__login:hover { color: var(--accent-strong); }

.landing-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-xl);
  font-size: 12px;
  color: var(--text-secondary);
  flex-wrap: wrap;
}
.landing-footer__link {
  color: inherit;
  text-decoration: none;
  padding: 4px 2px;
}
.landing-footer__link:hover { color: var(--accent-strong); }
.landing-footer__sep { color: var(--border-strong); }

/* 4-step progress dots (aria-progressbar) */
.onboarding-progress {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) 0;
}

.onboarding-progress__dots {
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

.onboarding-progress__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: transparent;
  border: 1.5px solid var(--border-strong);
  display: inline-block;
}

.onboarding-progress__dot--filled {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.onboarding-progress__label {
  margin-left: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
}

.onboarding-progress__back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-right: var(--spacing-sm);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 22px;
  line-height: 1;
  text-decoration: none;
  transition: background 120ms ease, color 120ms ease;
}
.onboarding-progress__back:hover {
  background: var(--accent-soft);
  color: var(--accent-strong);
}
.onboarding-progress__back--placeholder {
  visibility: hidden;
  pointer-events: none;
}

/* Selection chips (exam_target, motivations) */
.chip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.chip-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 120ms ease;
  text-align: center;
  -webkit-appearance: none;
  appearance: none;
}

.chip:hover { border-color: var(--border-strong); }

.chip--selected,
.chip[aria-pressed="true"] {
  background: var(--accent-soft);
  border: 2px solid var(--accent-strong);
  padding: 9px 15px;
  color: var(--text-primary);
  font-weight: 700;
}

.chip--standalone {
  grid-column: 1 / -1;
  min-height: 56px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px dashed var(--border-strong);
  font-weight: 700;
}

.chip--standalone.chip--selected,
.chip--standalone[aria-pressed="true"] {
  background: var(--accent-soft);
  border: 2px solid var(--accent-strong);
  padding: 13px 15px;
}

/* Sticky bottom CTA (landing) */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 430px;
  margin: 0 auto;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.sticky-cta__link {
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.sticky-cta__link:hover { color: var(--accent-strong); }

/* Onboarding celebration card (used by Step 3 diagnosed branch, Step 4,
   and /level_test/result). White surface + accent border reads as cleaner
   than the butter background while keeping the "completion" accent. */
.celebrate-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl) var(--spacing-lg);
  margin: var(--spacing-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-soft);
}

.celebrate-card__mascot { width: 80px; height: 80px; }

/* Inline form error */
.field-error {
  color: var(--incorrect);
  font-size: 13px;
  font-weight: 600;
  margin-top: 4px;
  display: block;
}

/* Mastery option — full-width card with title + sub + hint */
.mastery-option {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 120ms ease;
  min-height: 64px;
}
.mastery-option:hover { border-color: var(--border-strong); }
.mastery-option--selected,
.mastery-option[aria-pressed="true"] {
  background: var(--accent-soft);
  border: 2px solid var(--accent-strong);
  padding: calc(var(--spacing-md) - 1px);
}
.mastery-option__input {
  margin-top: 4px;
  accent-color: var(--accent-strong);
}
.mastery-option__body { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.mastery-option__title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.mastery-option__title { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.mastery-option__badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--accent-strong);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.mastery-option__sub { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.mastery-option__hint { font-size: 12px; color: var(--text-secondary); }

/* Pace estimate footnote — "💡 N日で 1,500語" */
.pace-estimate {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
  padding: var(--spacing-md);
  background: var(--butter);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

/* Opt-in checkbox row with title + hint */
.opt-row {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 120ms ease;
}
.opt-row:hover { border-color: var(--border-strong); }
.opt-row input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--accent-strong);
  transform: scale(1.15);
}
.opt-row__body { display: flex; flex-direction: column; gap: 2px; }
.opt-row__title { font-size: 14px; font-weight: 700; color: var(--text-primary); }
.opt-row__hint  { font-size: 12px; color: var(--text-secondary); line-height: 1.45; }

/* Onboarding Step 3 value-prop bullets */
.value-prop {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.value-prop__icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}
.value-prop__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
}
.value-prop__sub {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
  line-height: 1.45;
}

/* Coupon trigger in the home header — subtle chip with ticket icon */
.home-header__coupon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-strong);
  border: 0;
  cursor: pointer;
  transition: background 120ms ease, transform 120ms ease;
}
.home-header__coupon:hover  { background: var(--mint); }
.home-header__coupon:active { transform: scale(0.95); }

/* Native <dialog> modal */
.modal {
  border: 0;
  padding: 0;
  background: transparent;
  max-width: 430px;
  width: calc(100% - 32px);
  max-height: 90dvh;
  margin: auto;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.modal::backdrop {
  background: rgba(20, 60, 48, 0.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.modal__card {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-soft);
}
.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
}
.modal__close {
  border: 0;
  background: transparent;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 18px;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
}
.modal__close:hover {
  background: var(--bg-panel);
  color: var(--text-primary);
}

/* Retroactive onboarding banner */
.onboarding-banner {
  background: var(--accent-soft);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 12px var(--spacing-md);
  margin: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 14px;
}
.onboarding-banner a { color: var(--accent-strong); text-decoration: none; font-weight: 700; }

/* ─────────────── Admin layout ─────────────── */

.admin-main {
  max-width: 1040px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.admin-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--spacing-lg);
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.admin-nav__links {
  display: flex;
  gap: 4px;
  align-items: center;
}

.admin-nav__link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}

.admin-nav__link:hover {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.admin-nav__link--active {
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 800;
}

.admin-nav__back {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
}

.admin-nav__back:hover { color: var(--accent-strong); }

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* ─────────────── Admin tabs (filter) ─────────────── */

.admin-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--spacing-lg);
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.admin-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.admin-tab:hover { background: var(--bg-panel); }

.admin-tab__count {
  display: inline-flex;
  min-width: 20px;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--bg-panel);
  color: var(--text-secondary);
}

.admin-tab--active {
  background: var(--accent-strong);
  color: var(--surface);
}

.admin-tab--active .admin-tab__count {
  background: rgba(255, 255, 255, 0.25);
  color: var(--surface);
}

.admin-empty {
  padding: var(--spacing-xl);
  text-align: center;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: 12px;
  color: var(--text-secondary);
}

/* ─────────────── Admin coupon table (desktop) ─────────────── */

.admin-coupons-table {
  padding: 0;
  overflow-x: auto;
}

.admin-coupons-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-coupons-table thead tr {
  background: var(--bg-panel);
  text-align: left;
}

.admin-coupons-table th {
  padding: 10px 12px;
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.admin-coupons-table td {
  padding: 12px;
  border-top: 1px solid var(--border);
  vertical-align: middle;
}

.admin-coupons-row--disabled { opacity: 0.5; }

.admin-coupons-code {
  font-family: "SFMono-Regular", Menlo, Consolas, monospace;
  font-weight: 700;
  font-size: 13px;
  white-space: nowrap;
}

.admin-coupons-muted {
  color: var(--text-secondary);
  font-size: 12px;
}

.admin-coupons-small { font-size: 13px; }
.admin-coupons-nowrap { white-space: nowrap; }

.admin-coupons-note {
  color: var(--text-secondary);
  font-size: 12px;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-coupons-status {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.admin-coupons-status--available { background: var(--accent-soft); color: var(--accent-strong); }

.admin-coupons-progress {
  display: inline-block;
  font-family: "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-strong);
  background: var(--accent-soft);
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}
.admin-coupons-status--future    { background: var(--lavender); color: var(--text-primary); }
.admin-coupons-status--used      { background: var(--bg-panel); color: var(--text-secondary); }
.admin-coupons-status--expired   { background: var(--peach); color: var(--text-primary); }
.admin-coupons-status--disabled  { background: var(--bg-panel); color: var(--incorrect); }

.admin-coupons-disable-btn,
.admin-coupons-enable-btn {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  background: transparent;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
}

.admin-coupons-disable-btn {
  color: var(--incorrect);
  border: 1px solid var(--incorrect);
}

.admin-coupons-disable-btn:hover {
  background: var(--incorrect);
  color: var(--surface);
}

.admin-coupons-enable-btn {
  color: var(--accent-strong);
  border: 1px solid var(--accent);
}

.admin-coupons-enable-btn:hover {
  background: var(--accent);
  color: var(--surface);
}

/* ─────────────── Admin coupon cards (mobile) ─────────────── */

.admin-coupons-cards { display: none; }

.admin-coupon-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: var(--spacing-md);
  box-shadow: var(--shadow-soft);
}

.admin-coupon-card + .admin-coupon-card { margin-top: var(--spacing-sm); }

.admin-coupon-card--disabled { opacity: 0.6; }

.admin-coupon-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.admin-coupon-card__code {
  font-family: "SFMono-Regular", Menlo, Consolas, monospace;
  font-weight: 700;
  font-size: 13px;
  color: var(--text-primary);
}

.admin-coupon-card__benefit {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-sm);
}

.admin-coupon-card__meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  margin: 0 0 var(--spacing-sm);
  padding: 0;
}

.admin-coupon-card__meta > div {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 8px;
  font-size: 13px;
}

.admin-coupon-card__meta dt {
  color: var(--text-secondary);
  font-weight: 600;
  margin: 0;
}

.admin-coupon-card__meta dd {
  color: var(--text-primary);
  margin: 0;
  word-break: break-all;
}

@media (max-width: 720px) {
  .admin-coupons-table { display: none; }
  .admin-coupons-cards { display: block; }
}

/* ─────────────── Admin form (new coupon etc) ─────────────── */

.admin-form {
  max-width: 640px;
}

.admin-form__section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-soft);
}

.admin-form__section-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--accent-strong);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 4px;
}

.admin-form__section-hint {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0 0 var(--spacing-md);
  line-height: 1.5;
}

.admin-form__field {
  display: block;
  margin-bottom: var(--spacing-sm);
}

.admin-form__field:last-child { margin-bottom: 0; }

.admin-form__label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 5px;
  letter-spacing: -0.01em;
}

.admin-form__hint {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.5;
}

.admin-form__hint code {
  background: var(--bg-panel);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 11px;
  font-family: "SFMono-Regular", Menlo, Consolas, monospace;
}

.admin-form__tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 6px;
  letter-spacing: 0.02em;
  text-transform: none;
  vertical-align: 2px;
}

.admin-form__tag--muted {
  background: var(--bg-panel);
  color: var(--text-secondary);
}

.admin-form__subblock {
  border-left: 3px solid var(--accent-soft);
  padding-left: 14px;
  margin-top: var(--spacing-sm);
}

.admin-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

@media (max-width: 560px) {
  .admin-form__row { grid-template-columns: 1fr; }
}

.admin-form__actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}