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#3cbcec4d}.btn-next{margin-top:18px}.btn-start:disabled,.btn-next:disabled{cursor:not-allowed;opacity:.5;box-shadow:none}.practice-shell{min-height:100vh;padding-top:65px}.sticky-practice-header{z-index:1000;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#0a3d62eb;border-bottom:1px solid #b5ddef2e;justify-content:space-between;align-items:center;height:56px;padding:0 14px;display:flex;position:fixed;top:0;left:0;right:0}.practice-header-left{align-items:center;gap:12px;display:inline-flex}.practice-menu-link{background:#ffffff14;border:1px solid #b5ddef33;border-radius:999px;align-items:center;min-height:34px;padding:0 12px;font-size:.78rem;font-weight:700;display:inline-flex}.top-progress-bar{background:var(--accent);height:3px;transition:width .18s;position:absolute;top:0;left:0}.practice-stat{font-size:.78rem;font-weight:700}.practice-stat span{color:var(--accent);margin-right:4px}.timer-pill{text-align:center;min-width:74px;font-family:var(--font-ibm-plex-mono), monospace;background:#00000047;border:1px solid #ffffff1f;border-radius:999px;padding:4px 12px;font-size:.95rem}.timer-pill.warning{color:var(--accent-2);border-color:var(--accent-2)}.practice-content{width:min(640px,100vw - 24px);margin:0 auto;padding:18px 0 48px}.section-badge{background:var(--accent);min-height:28px;color:var(--transat-midnight);text-transform:uppercase;letter-spacing:.08em;border-radius:8px;align-items:center;padding:0 12px;font-size:.76rem;font-weight:800;display:inline-flex}.practice-question-card{background:#ffffff0a;border:1px solid #b5ddef1f;border-radius:16px;margin-top:12px;padding:18px}.practice-result-banner{text-align:center;border:1px solid #b5ddef2e;border-radius:18px;gap:6px;margin:0 0 22px;padding:20px 18px;display:grid}.practice-result-banner.success{background:linear-gradient(#27ae6033,#27ae6014);border-color:#4fd08b5c}.practice-result-banner.error{background:linear-gradient(#e74c3c38,#e74c3c14);border-color:#ff8b7a66}.practice-result-label{letter-spacing:.18em;text-transform:uppercase;font-size:.9rem;font-weight:800}.practice-result-banner.success .practice-result-label,.practice-result-banner.success strong{color:#6ef0aa}.practice-result-banner.error .practice-result-label,.practice-result-banner.error strong{color:#ff9a8b}.practice-result-banner strong{font-size:clamp(2.4rem,7vw,4rem);line-height:.95;font-family:var(--font-playfair-display), serif}.practice-result-banner small{color:#f8fbffc7;font-size:.84rem}.practice-question-text{font-family:var(--font-playfair-display), serif;letter-spacing:.01em;margin-top:10px;margin-bottom:20px;font-size:clamp(1.2rem,3vw,1.6rem);line-height:1.25}.practice-options-list{gap:10px;display:grid}.practice-option-box{width:100%;color:var(--foreground);text-align:left;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:10px;grid-template-columns:auto 1fr;align-items:flex-start;gap:12px;padding:12px 14px;display:grid}.practice-option-box[data-active=true]{border-color:var(--accent);background:#3cbcec24}.practice-option-box[data-correct=true]{background:#27ae601f;border-color:#27ae608c}.practice-option-box[data-wrong=true]{background:#e74c3c1f;border-color:#e74c3c80}.practice-letter-circle{width:28px;height:28px;color:var(--transat-mist);background:#ffffff1f;border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:inline-flex}.practice-option-box[data-active=true] .practice-letter-circle,.practice-option-box[data-correct=true] .practice-letter-circle{background:var(--accent);color:var(--transat-midnight)}.practice-option-text{color:var(--transat-mist);line-height:1.45}.practice-option-box[data-active=true] .practice-option-text,.practice-option-box[data-correct=true] .practice-option-text,.practice-option-box[data-wrong=true] .practice-option-text{color:#fff}.practice-feedback{background:#3cbcec14;border:1px solid #b5ddef24;border-radius:14px;margin-top:18px;padding:16px}.practice-feedback-status{align-items:center;gap:6px;display:inline-flex}.practice-feedback-status.success{color:#4fd08b}.practice-feedback-status.error{color:#ff8b7a}.practice-source-note{color:#f2d37a;letter-spacing:.01em;font-style:italic;font-weight:500}.batch-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:22px;display:grid}.batch-panel{gap:20px;padding:24px;display:grid}.question-head-main{gap:10px;display:grid}.question-select{color:var(--transat-mist);align-items:center;gap:10px;font-size:.82rem;display:inline-flex}.question-select input{width:16px;height:16px;accent-color:var(--accent)}.question-select input:disabled+span{opacity:.55}@media (max-width:980px){.hero-grid,.section-grid,.quiz-layout,.toolbar,.metric-strip,.question-meta,.grid-two,.batch-actions{grid-template-columns:1fr}.quiz-sidebar{position:static}.hero-title{max-width:none}.student-header{flex-direction:column;gap:16px}.student-language-bar{flex-direction:column;align-items:flex-start}.student-duration-grid,.student-count-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:640px){.student-panel,.student-gate-card{padding:24px}.practice-content{width:min(100vw - 20px,640px)}.student-toggle-group{width:100%}.student-toggle-option{flex:1}.student-toggle-pill{justify-content:center;width:100%}.student-duration-grid,.student-count-grid,.student-config-grid{grid-template-columns:1fr}.practice-header-left{gap:8px}.practice-menu-link{min-height:30px;padding:0 10px;font-size:.72rem}}