.quiz-shell-with-nav{max-width:980px;margin:0 auto;display:grid;gap:18px}
.quiz-question-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.quiz-progress-text{font-size:12px;color:var(--muted,#8f99ab);font-weight:700;white-space:nowrap}
.quiz-step-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:22px;flex-wrap:wrap}
.quiz-step-actions .btn[disabled]{opacity:.45;cursor:not-allowed}
.quiz-key-hint{font-size:12px;color:var(--muted,#8f99ab);margin:auto}
.quiz-key-hint kbd{display:inline-flex;align-items:center;justify-content:center;min-width:27px;height:25px;padding:0 7px;border:1px solid var(--border,#2a3446);border-radius:7px;background:var(--panel-2,#161d2a);font:700 12px/1 system-ui,sans-serif;box-shadow:0 1px 0 rgba(255,255,255,.05) inset}
.quiz-navigator{border:1px solid var(--border,#273145);background:var(--panel,#111722);border-radius:18px;padding:18px}
.quiz-nav-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}
.quiz-nav-head>div{display:flex;flex-direction:column;gap:4px}.quiz-nav-head b{font-size:15px}.quiz-nav-head small,.quiz-nav-head>span{font-size:12px;color:var(--muted,#8f99ab)}
.quiz-page-row,.quiz-number-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.quiz-page-row{padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--border,#273145)}
.quiz-page-row>span{font-size:12px;color:var(--muted,#8f99ab);font-weight:700;margin-right:2px}
.quiz-page-btn,.quiz-num-btn{appearance:none;border:1px solid var(--border,#2a3446);background:var(--panel-2,#161d2a);color:var(--text,#f4f7fb);font-weight:800;cursor:pointer;transition:.16s ease}
.quiz-page-btn{min-width:34px;height:32px;border-radius:9px;padding:0 9px;font-size:12px}
.quiz-num-btn{width:38px;height:38px;border-radius:10px;font-size:12px}
.quiz-page-btn:hover,.quiz-num-btn:hover{transform:translateY(-1px);border-color:var(--primary,#745cff)}
.quiz-page-btn.active,.quiz-num-btn.current{background:var(--primary,#745cff);border-color:var(--primary,#745cff);color:#fff}
.quiz-num-btn.answered:not(.current){box-shadow:inset 0 0 0 1px rgba(117,92,255,.35)}
.quiz-num-btn.corrected:not(.current){border-color:rgba(49,196,141,.65)}
.quiz-num-btn.wronged:not(.current){border-color:rgba(239,91,91,.65)}
@media(max-width:700px){.quiz-nav-head{flex-direction:column}.quiz-nav-head>span{display:none}.quiz-step-actions{display:grid;grid-template-columns:1fr 1fr}.quiz-key-hint{display:none}.quiz-step-actions .btn{width:100%}.quiz-number-row{gap:6px}.quiz-num-btn{width:35px;height:35px}.quiz-question-top{align-items:flex-start;flex-direction:column}}