.page-module__Z0nr8q__header{margin-bottom:2rem}.page-module__Z0nr8q__startSection{margin-bottom:1.5rem}.page-module__Z0nr8q__startAll{background:var(--primary);color:#fff;cursor:pointer;text-align:left;border:none;border-radius:12px;align-items:center;gap:1.25rem;width:100%;padding:1.25rem 1.5rem;font-family:inherit;transition:background .15s;display:flex}.page-module__Z0nr8q__startAll:hover{background:var(--primary-dark)}.page-module__Z0nr8q__startAllIcon{flex-shrink:0;font-size:2rem}.page-module__Z0nr8q__startAllTitle{margin-bottom:.25rem;font-size:1.0625rem;font-weight:700}.page-module__Z0nr8q__startAllCount{opacity:.8;font-size:.875rem}.page-module__Z0nr8q__startAllArrow{opacity:.7;margin-left:auto;font-size:1.25rem}.page-module__Z0nr8q__topicsHeader{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:1rem;font-size:.875rem;font-weight:600}.page-module__Z0nr8q__topicsGrid{grid-template-columns:repeat(4,1fr);gap:1rem;display:grid}.page-module__Z0nr8q__topicCard{background:var(--surface);border:1px solid var(--border);cursor:pointer;text-align:left;border-radius:10px;font-family:inherit;transition:all .15s;display:flex;overflow:hidden}.page-module__Z0nr8q__topicCard:hover{border-color:#cbd5e1;transform:translateY(-2px);box-shadow:0 4px 16px #00000012}.page-module__Z0nr8q__topicCardAccent{flex-shrink:0;width:4px}.page-module__Z0nr8q__topicCardBody{flex:1;padding:.875rem}.page-module__Z0nr8q__topicCardTop{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.page-module__Z0nr8q__topicEmoji{font-size:1.25rem}.page-module__Z0nr8q__topicCardTitle{color:var(--text-primary);margin-bottom:.25rem;font-size:.8125rem;font-weight:700;line-height:1.3}.page-module__Z0nr8q__topicCardCount{color:var(--text-muted);font-size:.75rem;font-weight:500}.page-module__Z0nr8q__doneCard{background:var(--surface);border:1px solid var(--border);text-align:center;border-radius:16px;flex-direction:column;align-items:center;gap:1.5rem;max-width:480px;margin:4rem auto;padding:3rem 2rem;display:flex}.page-module__Z0nr8q__doneIcon{font-size:3.5rem}.page-module__Z0nr8q__doneTitle{color:var(--text-primary);font-size:1.5rem;font-weight:800}.page-module__Z0nr8q__doneStats{gap:3rem;display:flex}.page-module__Z0nr8q__doneStat{flex-direction:column;align-items:center;gap:.25rem;display:flex}.page-module__Z0nr8q__doneStatNum{font-size:2.5rem;font-weight:900;line-height:1}.page-module__Z0nr8q__doneStatLabel{color:var(--text-muted);font-size:.875rem;font-weight:500}.page-module__Z0nr8q__doneActions{flex-direction:column;gap:.75rem;width:100%;display:flex}.page-module__Z0nr8q__reviewLearningBtn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:.75rem;font-family:inherit;font-size:.9375rem;font-weight:700;transition:background .15s}.page-module__Z0nr8q__reviewLearningBtn:hover{background:var(--primary-dark)}.page-module__Z0nr8q__restartBtn,.page-module__Z0nr8q__backBtn{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;padding:.625rem;font-family:inherit;font-size:.875rem;font-weight:600;transition:all .15s}.page-module__Z0nr8q__restartBtn:hover,.page-module__Z0nr8q__backBtn:hover{background:var(--surface-hover)}.page-module__Z0nr8q__studyLayout{flex-direction:column;align-items:stretch;gap:1rem;max-width:560px;margin:0 auto;display:flex}.page-module__Z0nr8q__studyHeader{align-items:center;gap:.875rem;display:flex}.page-module__Z0nr8q__backBtnSmall{color:var(--primary-light);cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:0;font-family:inherit;font-size:.8125rem;font-weight:600}.page-module__Z0nr8q__studyTopicLabel{color:var(--text-secondary);text-align:center;flex:1;font-size:.875rem;font-weight:600}.page-module__Z0nr8q__studyCount{color:var(--text-muted);flex-shrink:0;font-size:.875rem;font-weight:600}.page-module__Z0nr8q__progressBar{background:var(--border);border-radius:3px;height:6px;overflow:hidden}.page-module__Z0nr8q__progressFill{background:var(--primary);border-radius:3px;height:100%;transition:width .3s}.page-module__Z0nr8q__statsRow{justify-content:center;gap:1.5rem;font-size:.8125rem;font-weight:600;display:flex}.page-module__Z0nr8q__statKnown{color:#16a34a}.page-module__Z0nr8q__statLearning{color:#d97706}.page-module__Z0nr8q__statUnseen{color:var(--text-muted)}.page-module__Z0nr8q__cardWrapper{perspective:1200px;cursor:pointer;-webkit-user-select:none;user-select:none;height:320px}.page-module__Z0nr8q__cardInner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.4,0,.2,1);position:relative}.page-module__Z0nr8q__cardFlipped{transform:rotateY(180deg)}.page-module__Z0nr8q__cardFront,.page-module__Z0nr8q__cardBack{backface-visibility:hidden;position:absolute;inset:0}.page-module__Z0nr8q__cardBack{transform:rotateY(180deg)}.page-module__Z0nr8q__cardSide{background:var(--surface);border:1px solid var(--border);border-top:4px solid;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:1rem;width:100%;height:100%;padding:2rem;display:flex;box-shadow:0 4px 24px #0000000f}.page-module__Z0nr8q__cardFace{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;font-weight:600}.page-module__Z0nr8q__cardTerm{color:var(--text-primary);text-align:center;letter-spacing:-.02em;font-size:1.5rem;font-weight:800;line-height:1.2}.page-module__Z0nr8q__cardDefinition{color:var(--text-primary);text-align:center;font-size:1rem;line-height:1.7}.page-module__Z0nr8q__cardTopic{color:var(--text-muted);font-size:.8125rem;font-weight:500}.page-module__Z0nr8q__cardHint{color:var(--text-muted);margin-top:.5rem;font-size:.75rem}.page-module__Z0nr8q__actionBtns{gap:.75rem;display:flex}.page-module__Z0nr8q__flipBtn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:10px;flex:1;padding:.875rem;font-family:inherit;font-size:1rem;font-weight:700;transition:background .15s}.page-module__Z0nr8q__flipBtn:hover{background:var(--primary-dark)}.page-module__Z0nr8q__learningBtn,.page-module__Z0nr8q__knownBtn{cursor:pointer;border:none;border-radius:10px;flex:1;padding:.875rem;font-family:inherit;font-size:.9375rem;font-weight:700;transition:all .15s}.page-module__Z0nr8q__learningBtn{color:#92400e;background:#fef3c7}.page-module__Z0nr8q__learningBtn:hover{background:#fde68a}.page-module__Z0nr8q__knownBtn{color:#14532d;background:#dcfce7}.page-module__Z0nr8q__knownBtn:hover{background:#bbf7d0}.page-module__Z0nr8q__keyHint{text-align:center;color:var(--text-muted);font-size:.75rem}@media (max-width:1024px){.page-module__Z0nr8q__topicsGrid{grid-template-columns:repeat(3,1fr)}}@media (max-width:640px){.page-module__Z0nr8q__topicsGrid{grid-template-columns:repeat(2,1fr)}}
