/* ── Quiz Button ─────────────────────────────────── */
.quiz-btn-wrap { margin: 38px 0 0; }
.quiz-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 0 22px; min-height: 46px;
  color: var(--white); background: var(--red-700); border: 0; border-radius: 4px;
  font-size: .75rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; cursor: pointer;
}
.quiz-btn:hover { background: #b01820; }
.quiz-btn svg { flex-shrink: 0; }

/* ── Overlay ─────────────────────────────────────── */
.quiz-overlay {
  position: fixed; inset: 0; z-index: 900;
  display: flex; align-items: center; justify-content: center;
  background: rgba(8,24,45,.55); backdrop-filter: blur(3px);
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
.quiz-overlay.is-open { opacity: 1; pointer-events: auto; }

/* ── Modal ───────────────────────────────────────── */
.quiz-modal {
  position: relative; width: min(680px, 94vw); max-height: 88vh;
  display: flex; flex-direction: column;
  background: var(--white); border-radius: 8px; overflow: hidden;
  box-shadow: 0 24px 60px rgba(8,24,45,.22);
  transform: translateY(16px); transition: transform .22s;
}
.quiz-overlay.is-open .quiz-modal { transform: none; }
.quiz-modal-head {
  flex-shrink: 0; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 20px 24px 18px; border-bottom: 1px solid var(--line);
}
.quiz-modal-head h2 { margin: 0; color: var(--navy-950); font: 1.2rem var(--serif); }
.quiz-close {
  flex-shrink: 0; width: 34px; height: 34px; display: grid; place-items: center;
  color: var(--muted); background: 0; border: 0; border-radius: 50%; font-size: 1.35rem; cursor: pointer;
}
.quiz-close:hover { color: var(--ink); background: var(--line); }
.quiz-modal-body { flex: 1; overflow-y: auto; padding: 24px; }
.quiz-modal-foot {
  flex-shrink: 0; display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 24px; border-top: 1px solid var(--line); background: #f8f8f7;
}

/* ── Login form ──────────────────────────────────── */
.quiz-login-note { margin: 0 0 20px; color: var(--muted); font-size: .78rem; line-height: 1.65; }
.quiz-form-row { margin-bottom: 14px; }
.quiz-form-row label { display: block; margin-bottom: 5px; color: var(--ink); font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; }
.quiz-form-row input {
  width: 100%; padding: 0 12px; min-height: 40px; box-sizing: border-box;
  color: var(--ink); border: 1px solid #c8cdd5; border-radius: 4px; background: var(--white);
  font-size: .82rem; outline: none;
}
.quiz-form-row input:focus { border-color: var(--navy-900); }
.quiz-err { margin: 10px 0 0; color: var(--red-700); font-size: .7rem; }
.quiz-toggle-link { background: 0; border: 0; color: var(--navy-900); font-size: .7rem; font-weight: 700; text-decoration: underline; cursor: pointer; }

/* ── Questions ───────────────────────────────────── */
.quiz-progress { margin-bottom: 20px; color: var(--muted); font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.quiz-q { margin-bottom: 22px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.quiz-q:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
.quiz-q-text { margin: 0 0 12px; color: var(--navy-950); font-size: .85rem; font-weight: 700; line-height: 1.5; }
.quiz-options { display: grid; gap: 7px; }
.quiz-option {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 13px; border: 1.5px solid #dde2e8; border-radius: 6px; cursor: pointer;
  font-size: .78rem; color: var(--ink); transition: border-color .12s, background .12s;
}
.quiz-option:hover { border-color: var(--navy-900); background: #f0f3f7; }
.quiz-option input[type="radio"] { accent-color: var(--navy-900); flex-shrink: 0; }
.quiz-option.selected { border-color: var(--navy-900); background: #eef1f6; font-weight: 700; }

/* ── Results ─────────────────────────────────────── */
.quiz-score {
  text-align: center; padding: 22px 0 28px;
  border-bottom: 1px solid var(--line); margin-bottom: 24px;
}
.quiz-score-num { font: 3rem var(--serif); color: var(--navy-950); }
.quiz-score-label { margin: 4px 0 0; color: var(--muted); font-size: .72rem; }
.quiz-score-bar { width: min(220px, 80%); height: 6px; margin: 14px auto 0; background: var(--line); border-radius: 3px; overflow: hidden; }
.quiz-score-fill { height: 100%; background: var(--red-700); border-radius: 3px; transition: width .5s ease; }
.quiz-answers-head { margin: 0 0 14px; color: var(--navy-950); font: 1rem var(--serif); }
.quiz-answer-item { display: grid; grid-template-columns: 22px 1fr; gap: 8px; margin-bottom: 14px; padding: 13px 15px; border-radius: 6px; font-size: .76rem; line-height: 1.5; }
.quiz-answer-item.ok  { background: #edfbf0; }
.quiz-answer-item.err { background: #fff1f1; }
.quiz-answer-icon { font-size: .9rem; padding-top: 1px; }
.quiz-answer-q { font-weight: 700; color: var(--navy-950); margin-bottom: 3px; }
.quiz-answer-correct { color: #1a7a3a; }
.quiz-answer-wrong { color: #c0281e; }

/* ── Buttons ─────────────────────────────────────── */
.quiz-btn-primary {
  padding: 0 20px; min-height: 40px;
  color: var(--white); background: var(--navy-900); border: 0; border-radius: 4px;
  font-size: .72rem; font-weight: 800; letter-spacing: .05em; cursor: pointer;
}
.quiz-btn-primary:hover { background: var(--navy-950); }
.quiz-btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.quiz-btn-ghost {
  padding: 0 18px; min-height: 40px;
  color: var(--muted); background: 0; border: 1px solid var(--line); border-radius: 4px;
  font-size: .72rem; cursor: pointer;
}
.quiz-btn-ghost:hover { color: var(--ink); border-color: #aaa; }

@media (max-width: 620px) {
  .quiz-modal-body { padding: 16px; }
  .quiz-modal-head { padding: 15px 16px; }
  .quiz-modal-foot { padding: 12px 16px; }
}