/* ══════════════════════════════════════════════
   CIRCUMLOCUTION SECTION
   ══════════════════════════════════════════════ */
#circumlocutionSection { display: none; font-family: 'Inter', sans-serif; }
#circumlocutionSection.active { display: block; }
#sentenceReplaySection.active { display: block; }

/* ── Sub-navigation ─────────────────────────── */
.cl-subnav {
  display: flex; gap: 6px; margin-bottom: 18px; flex-wrap: wrap;
}
.cl-subnav-btn {
  padding: 8px 20px; border-radius: 10px; border: 1px solid #334155;
  background: var(--surface-inverse); color: var(--muted); font-family: 'Inter', sans-serif;
  font-weight: 600; font-size: 0.88em; cursor: pointer;
  transition: all .2s ease; letter-spacing: .01em;
}
.cl-subnav-btn:hover { background: #334155; color: var(--text-2); }
.cl-subnav-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--primary));
  color: #fff; border-color: transparent;
  box-shadow: 0 4px 15px rgba(235, 71, 153,.35);
}
.cl-view { display: none; }
.cl-view.active { display: block; }

/* ── Dashboard stats ────────────────────────── */
.cl-dashboard-header {
  text-align: center; margin-bottom: 28px;
}
.cl-dashboard-header h2 {
  font-family: 'Inter', sans-serif; font-size: 1.8em; font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #a78bfa, #f472b6);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; margin: 0 0 6px;
}
.cl-dashboard-header p {
  color: var(--muted); font-size: 0.92em; margin: 0;
}

.cl-stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px; margin-bottom: 28px;
}
.cl-stat-card {
  position: relative; overflow: hidden;
  padding: 22px 20px; border-radius: 16px; text-align: center;
  background: var(--surface);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.5);
  box-shadow: 0 8px 32px rgba(0,0,0,.06);
  transition: transform .2s ease, box-shadow .2s ease;
}
.cl-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,.1);
}
.cl-stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.cl-stat-card:nth-child(1)::before { background: linear-gradient(90deg, var(--primary), var(--primary)); }
.cl-stat-card:nth-child(2)::before { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.cl-stat-card:nth-child(3)::before { background: linear-gradient(90deg, #10b981, #34d399); }
.cl-stat-card:nth-child(4)::before { background: linear-gradient(90deg, var(--primary), #a78bfa); }
.cl-stat-card:nth-child(5)::before { background: linear-gradient(90deg, #f43f5e, #fb7185); }

.cl-stat-icon { font-size: 1.6em; margin-bottom: 6px; display: block; }
.cl-stat-value {
  font-size: 2em; font-weight: 800; color: var(--text);
  font-family: 'Inter', sans-serif; line-height: 1.1;
}
.cl-stat-label {
  font-size: 0.78em; font-weight: 600; color: var(--muted);
  text-transform: uppercase; letter-spacing: .06em; margin-top: 4px;
}

.cl-dashboard-actions {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-top: 10px;
}
.cl-btn-review {
  padding: 14px 36px; border-radius: 14px; border: none;
  background: linear-gradient(135deg, var(--primary), var(--primary));
  color: #fff; font-family: 'Inter', sans-serif; font-weight: 700;
  font-size: 1.05em; cursor: pointer; letter-spacing: .01em;
  box-shadow: 0 6px 24px rgba(235, 71, 153,.35);
  transition: all .2s ease;
}
.cl-btn-review:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(235, 71, 153,.45);
}
.cl-btn-review:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.cl-btn-add {
  padding: 14px 36px; border-radius: 14px; border: 2px solid #334155;
  background: var(--surface); color: var(--text-2); font-family: 'Inter', sans-serif;
  font-weight: 700; font-size: 1.05em; cursor: pointer;
  transition: all .2s ease;
}
.cl-btn-add:hover { border-color: var(--primary); color: var(--primary); }

/* ── Card management list ───────────────────── */
.cl-cards-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 16px; flex-wrap: wrap; gap: 10px;
}
.cl-cards-header h3 {
  margin: 0; font-family: 'Inter', sans-serif; font-weight: 700;
  font-size: 1.2em; color: var(--text);
}
.cl-card-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 18px 22px; margin-bottom: 12px;
  transition: all .2s ease; position: relative; overflow: hidden;
}
.cl-card-item:hover {
  border-color: var(--primary-border); box-shadow: 0 4px 20px rgba(235, 71, 153,.08);
}
.cl-card-item-word {
  font-weight: 700; font-size: 1.15em; color: var(--text); margin-bottom: 4px;
}
.cl-card-item-meaning {
  font-size: 0.88em; color: var(--muted); margin-bottom: 8px;
}
.cl-card-item-meta {
  display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
  font-size: 0.78em;
}
.cl-keyword-tag {
  display: inline-block; padding: 2px 10px; border-radius: 20px;
  background: var(--primary-soft); color: var(--primary); font-size: 0.82em; font-weight: 500;
}
.cl-template-tag {
  display: inline-block; padding: 2px 10px; border-radius: 20px;
  background: var(--success-soft); color: #16a34a; font-size: 0.82em; font-weight: 500;
  font-style: italic;
}
.cl-srs-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px; font-size: 0.78em; font-weight: 600;
}
.cl-srs-badge.due { background: var(--warn-soft); color: var(--warn-text); }
.cl-srs-badge.new { background: var(--primary-soft); color: var(--primary-text); }
.cl-srs-badge.learned { background: var(--success-soft); color: var(--success-text); }
.cl-card-item-actions {
  position: absolute; top: 14px; right: 16px;
  display: flex; gap: 6px;
}
.cl-card-item-actions button {
  padding: 4px 12px; font-size: 0.78em; border-radius: 8px;
  font-family: 'Inter', sans-serif; font-weight: 500;
}
.cl-empty-state {
  text-align: center; padding: 50px 20px; color: var(--muted);
}
.cl-empty-state .cl-empty-icon { font-size: 3em; margin-bottom: 10px; }
.cl-empty-state p { font-size: 0.95em; margin: 4px 0; }

/* ── Review mode ────────────────────────────── */
.cl-review-container { max-width: 640px; margin: 0 auto; }

.cl-review-progress {
  margin-bottom: 18px;
}
.cl-review-progress-bar {
  height: 8px; background: var(--surface-3); border-radius: 8px; overflow: hidden;
  margin-bottom: 6px;
}
.cl-review-progress-fill {
  height: 100%; border-radius: 8px;
  background: linear-gradient(90deg, var(--primary), var(--primary));
  transition: width .4s cubic-bezier(.4,0,.2,1);
}
.cl-review-counter {
  text-align: center; font-size: 0.82em; color: var(--muted); font-weight: 600;
}

/* Flip card */
.cl-flip-outer {
  perspective: 1200px; width: 100%; max-width: 580px;
  margin: 0 auto 24px; min-height: 320px;
  cursor: pointer; user-select: none;
}
.cl-flip-inner {
  position: relative; width: 100%; min-height: 320px;
  transition: transform 0.55s cubic-bezier(.4,0,.2,1);
  transform-style: preserve-3d;
}
.cl-flip-outer.flipped .cl-flip-inner { transform: rotateY(180deg); }
.cl-face {
  position: absolute; width: 100%; min-height: 320px;
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
  border-radius: 20px; padding: 36px 32px; text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.12);
}
.cl-front {
  background: linear-gradient(135deg, #3a1530 0%, #6b1d48 45%, var(--primary) 100%);
  color: #fff; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.cl-front-word {
  font-size: 2.2em; font-weight: 800; letter-spacing: .02em;
  font-family: 'Inter', sans-serif; margin-bottom: 8px;
  text-shadow: 0 2px 12px rgba(0,0,0,.3);
}
.cl-front-hint {
  font-size: 0.82em; opacity: .55; margin-top: 14px;
  font-style: italic;
}
.cl-front-prompt {
  font-size: 1em; opacity: .8; margin-top: 8px;
  padding: 8px 20px; border: 1px solid rgba(255,255,255,.2);
  border-radius: 10px; background: rgba(255,255,255,.08);
}
.cl-show-btn {
  margin-top: 24px; padding: 12px 32px; border-radius: 12px;
  border: 2px solid rgba(255,255,255,.3); background: rgba(255,255,255,.1);
  color: #fff; font-family: 'Inter', sans-serif; font-weight: 600;
  font-size: 0.95em; cursor: pointer; backdrop-filter: blur(4px);
  transition: all .2s ease;
}
.cl-show-btn:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.5); }

.cl-back {
  background: linear-gradient(135deg, var(--surface-2) 0%, var(--surface-3) 100%);
  color: var(--text); transform: rotateY(180deg);
  text-align: left; display: flex; flex-direction: column; justify-content: center;
}
.cl-back-word {
  font-weight: 800; font-size: 1.4em; color: var(--text);
  text-align: center; margin-bottom: 6px;
  font-family: 'Inter', sans-serif;
}
.cl-back-meaning {
  text-align: center; font-size: 1.1em; color: var(--primary);
  font-weight: 600; margin-bottom: 18px;
}
.cl-back-section {
  margin-bottom: 14px;
}
.cl-back-section-title {
  font-size: 0.75em; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; color: var(--muted); margin-bottom: 6px;
  display: flex; align-items: center; gap: 6px;
}
.cl-back-templates {
  list-style: none; padding: 0; margin: 0;
}
.cl-back-templates li {
  padding: 6px 14px; margin-bottom: 4px; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--border);
  font-size: 0.92em; color: var(--text-2); font-style: italic;
}
.cl-back-keywords {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.cl-back-keyword {
  padding: 4px 14px; border-radius: 20px;
  background: linear-gradient(135deg, var(--primary-soft), var(--primary-soft));
  color: var(--primary-text); font-size: 0.85em; font-weight: 600;
  border: 1px solid var(--primary-border);
}

/* Rating buttons */
.cl-rating-section {
  text-align: center; margin-top: 8px;
}
.cl-rating-label {
  font-size: 0.85em; font-weight: 600; color: var(--muted); margin-bottom: 12px;
}
.cl-rating-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  max-width: 480px; margin: 0 auto;
}
.cl-rate-btn {
  padding: 12px 8px; border-radius: 12px; border: 2px solid transparent;
  font-family: 'Inter', sans-serif; font-weight: 700; font-size: 0.85em;
  cursor: pointer; transition: all .15s ease; color: #fff;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
}
.cl-rate-btn:hover { transform: scale(1.06); }
.cl-rate-btn .cl-rate-num { font-size: 1.3em; }
.cl-rate-btn .cl-rate-desc { font-size: 0.72em; font-weight: 500; opacity: .85; }
.cl-rate-0 { background: linear-gradient(135deg, #7f1d1d, #dc2626); }
.cl-rate-1 { background: linear-gradient(135deg, #9a3412, #ea580c); }
.cl-rate-2 { background: linear-gradient(135deg, #92400e, #f59e0b); }
.cl-rate-3 { background: linear-gradient(135deg, #854d0e, #eab308); }
.cl-rate-4 { background: linear-gradient(135deg, #166534, #22c55e); }
.cl-rate-5 { background: linear-gradient(135deg, #14532d, #10b981); }

.cl-rate-0:hover { box-shadow: 0 4px 18px rgba(220,38,38,.4); }
.cl-rate-1:hover { box-shadow: 0 4px 18px rgba(234,88,12,.4); }
.cl-rate-2:hover { box-shadow: 0 4px 18px rgba(245,158,11,.4); }
.cl-rate-3:hover { box-shadow: 0 4px 18px rgba(234,179,8,.4); }
.cl-rate-4:hover { box-shadow: 0 4px 18px rgba(34,197,94,.4); }
.cl-rate-5:hover { box-shadow: 0 4px 18px rgba(16,185,129,.4); }

.cl-next-info {
  text-align: center; margin-top: 14px;
  font-size: 0.85em; color: var(--muted); font-weight: 500;
  min-height: 1.2em;
}

.cl-review-done {
  text-align: center; padding: 60px 20px;
}
.cl-review-done-icon { font-size: 4em; margin-bottom: 14px; }
.cl-review-done h3 {
  font-family: 'Inter', sans-serif; font-weight: 800; font-size: 1.5em;
  color: var(--text); margin: 0 0 8px;
}
.cl-review-done p { color: var(--muted); font-size: 0.95em; margin: 0 0 20px; }

/* IPA next to a card's word */
.cl-ipa { font-family: 'Inter', sans-serif; font-weight: 400; font-size: 0.9rem; color: var(--muted); margin-left: 6px; }
.cl-front .cl-ipa, .cl-type-card .cl-ipa { display: block; color: inherit; opacity: .8; font-size: 1.05rem; margin: 0 0 8px; }

/* ── Typing practice ────────────────────────── */
.cl-type-setup { display: grid; gap: 14px; max-width: 460px; margin: 0 auto; }
.cl-type-setup label { display: block; font-size: 0.85em; font-weight: 600; color: var(--text-2); margin-bottom: 4px; }
.cl-type-setup select { width: 100%; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--surface); }
.cl-type-card {
  border-radius: 20px; padding: 32px 28px; text-align: center; margin-bottom: 18px;
  background: linear-gradient(135deg, #3a1530 0%, #6b1d48 45%, var(--primary) 100%); color: #fff;
}
.cl-type-card .cl-front-prompt { display: inline-block; }
.cl-type-hint {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1.4em;
  letter-spacing: .3em; margin-top: 16px; white-space: pre-wrap; overflow-wrap: anywhere;
}
.cl-type-form { display: flex; gap: 8px; }
.cl-type-form input { flex: 1; min-width: 0; padding: 12px 14px; font-size: 1.05em; border-radius: 10px; border: 2px solid var(--border-strong); }
.cl-type-form input.correct { border-color: var(--success-border); background: var(--success-soft); }
.cl-type-form input.wrong { border-color: var(--danger-text); background: var(--danger-soft); }
.cl-type-feedback { margin-top: 14px; padding: 14px 16px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); }
.cl-type-feedback .ok { color: var(--success-text); font-weight: 700; }
.cl-type-feedback .bad { color: var(--danger-text); font-weight: 700; }
.cl-type-actions { display: flex; gap: 8px; justify-content: space-between; margin-top: 14px; flex-wrap: wrap; }

@keyframes cl-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes cl-slide-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }