:root { --quiz-ok: #3f7d17; --quiz-bad: #c0392b; }
html.dark { --quiz-ok: #8fce4a; --quiz-bad: #ff6b6b; }

.header {
  background: var(--card);
  border-bottom: 1px solid var(--hairline);
  padding: 24px 20px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 700;
}
.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px 100px;
}
.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 14px;
  box-shadow: 0 10px 24px rgba(0,0,0,.08);
}
html.dark .card { box-shadow: 0 10px 24px rgba(0,0,0,.35); }
.tile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 14px;
  box-shadow: 0 10px 24px rgba(0,0,0,.08);
  cursor: pointer;
  border: 1px solid var(--hairline);
  transition: border-color 0.15s;
}
html.dark .tile { box-shadow: 0 10px 24px rgba(0,0,0,.35); }
.tile:active { border-color: var(--ink-soft); }
.tile-left { display: flex; align-items: center; gap: 14px; }
.tile-title { font-size: 19px; color: var(--ink); font-weight: 600; }
.tile-sub { font-size: 14px; color: var(--ink-soft); margin-top: 4px; }
.badge {
  background: var(--ink);
  color: var(--background);
  border-radius: 12px;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 600;
  min-width: 22px;
  text-align: center;
}
.folder-icon { color: var(--ink-soft); flex-shrink: 0; }
.reset-btn {
  width: 100%;
  border: 1.5px solid var(--hairline);
  color: var(--ink);
  background: var(--card);
  border-radius: 12px;
  padding: 16px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  margin-top: 8px;
}
.section-header {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  margin: 20px 0 8px;
  font-weight: 600;
}
.section-header:first-child { margin-top: 0; }
.q-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 6px;
  border-bottom: 1px solid var(--hairline);
  cursor: pointer;
}
.q-row:last-child { border-bottom: none; }
.q-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  flex-shrink: 0;
}
.q-num.correct { background: color-mix(in srgb, var(--quiz-ok) 18%, var(--card)); color: var(--quiz-ok); }
.q-num.wrong { background: color-mix(in srgb, var(--quiz-bad) 18%, var(--card)); color: var(--quiz-bad); }
.q-text { font-size: 14px; color: var(--ink); flex: 1; line-height: 1.4; }
.back-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--ink);
  font-size: 15px;
  cursor: pointer;
  margin-bottom: 14px;
  padding: 4px 0;
}
.list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin-bottom: 14px;
}
.list-header .back-btn { margin-bottom: 0; }
.list-actions { display: flex; gap: 8px; }
.list-actions .btn-primary, .list-actions .btn-secondary { flex: none; }
.btn-primary, .btn-secondary {
  padding: 9px 14px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}
.btn-primary { background: var(--ink); color: var(--background); }
.btn-secondary { background: var(--surface); color: var(--ink); }
.quiz-prompt {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  line-height: 1.4;
  color: var(--ink);
}
.quiz-num-badge {
  display: inline-block;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 8px;
  margin-bottom: 10px;
}
.statement-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 6px;
  margin: 0 -6px;
  border-bottom: 1px solid var(--hairline);
  border-radius: 8px;
}
.statement-row.clickable { cursor: pointer; }
.statement-row.clickable:active { background: var(--surface); }
.checkbox {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 2px solid var(--hairline);
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--background);
  transition: all 0.15s;
}
.checkbox.checked { background: var(--ink); border-color: var(--ink); }
.checkbox.disabled { cursor: default; }
.statement-text { flex: 1; font-size: 15.5px; line-height: 1.5; padding-top: 2px; color: var(--ink); }
.statement-text.wrong-answer { color: var(--quiz-bad); }
.statement-text.right-answer { color: var(--ink); }
.result-icon { font-size: 20px; margin-top: 2px; width: 24px; text-align: center; }
.action-btn {
  width: 100%;
  border: 1.5px solid var(--hairline);
  color: var(--ink);
  background: var(--card);
  border-radius: 12px;
  padding: 16px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  margin-top: 20px;
}
.action-btn.solid { background: var(--ink); color: var(--background); border: none; }
.empty-state { text-align: center; color: var(--ink-soft); padding: 40px 20px; font-size: 15px; }

.photo-btn { margin-top: 10px; }
.q-photo { margin: 16px auto 0; max-width: 380px; border-radius: 18px; overflow: hidden; background: #f1f1f2; border: 1px solid var(--hairline); }
.q-photo img { display: block; width: 100%; height: auto; }