.learn-module__kJ1NBa__learn{background:var(--bg-root);min-height:100dvh}.learn-module__kJ1NBa__header{z-index:50;padding:var(--space-4)var(--space-5);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--border-subtle);background:#0a0a0acc;justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.learn-module__kJ1NBa__headerBack{font-size:var(--text-base);color:var(--color-primary-light);align-items:center;gap:var(--space-2);transition:all var(--duration-fast)var(--ease);padding:var(--space-2)var(--space-3);border-radius:var(--radius-md);background:var(--color-primary-glow);font-weight:500;display:flex}.learn-module__kJ1NBa__headerBack:hover{color:#fff;background:var(--color-primary)}.learn-module__kJ1NBa__headerTitle{font-size:var(--text-base);font-weight:600;position:absolute;left:50%;transform:translate(-50%)}.learn-module__kJ1NBa__headerStats{align-items:center;gap:var(--space-3);display:flex}.learn-module__kJ1NBa__tileLimitBadge{border-radius:var(--radius-full);color:#fbbf24;transition:all var(--duration-fast)var(--ease);background:#fbbf241f;border:1px solid #fbbf2433;padding:2px 8px;font-size:11px;font-weight:600}.learn-module__kJ1NBa__tileLimitBadge:hover{background:#fbbf2433}.learn-module__kJ1NBa__proBadge{border-radius:var(--radius-full);color:var(--color-primary);transition:all var(--duration-fast)var(--ease);background:#6366f11f;border:1px solid #6366f133;padding:2px 8px;font-size:11px;font-weight:600}.learn-module__kJ1NBa__proBadge:hover{background:#6366f133}.learn-module__kJ1NBa__stat{align-items:center;gap:var(--space-1);font-size:var(--text-sm);color:var(--text-primary);border-radius:var(--radius-full);background:#ffffff0f;padding:4px 10px;font-weight:600;display:flex}.learn-module__kJ1NBa__statValue{color:var(--text-primary);font-weight:700}.learn-module__kJ1NBa__breadcrumb{align-items:center;gap:var(--space-2);padding:var(--space-2)var(--space-5);font-size:var(--text-sm);color:var(--text-muted);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle);background:#0a0a0a99;display:flex}.learn-module__kJ1NBa__breadcrumbLink{color:var(--text-secondary);transition:color var(--duration-fast)var(--ease);white-space:nowrap;text-decoration:none}.learn-module__kJ1NBa__breadcrumbLink:hover{color:var(--color-primary-light)}.learn-module__kJ1NBa__breadcrumbSep{color:var(--text-muted);opacity:.5;-webkit-user-select:none;user-select:none;font-size:.75rem}.learn-module__kJ1NBa__breadcrumbCurrent{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-weight:500;overflow:hidden}.learn-module__kJ1NBa__skillSelect{padding:0 0 var(--space-16);max-width:1200px;animation:learn-module__kJ1NBa__fadeIn .4s var(--ease);margin:0 auto}.learn-module__kJ1NBa__learnHero{text-align:center;padding:var(--space-16)var(--space-6)var(--space-12);max-width:800px;margin:0 auto;position:relative}.learn-module__kJ1NBa__learnHeroBg{pointer-events:none;background:radial-gradient(60% 50% at 50% 30%,#7a51ec14 0%,#0000 70%);position:absolute;inset:0}.learn-module__kJ1NBa__learnHeroLabel{align-items:center;gap:var(--space-2);padding:var(--space-1)var(--space-4);border-radius:var(--radius-full);border:1px solid var(--border-subtle);font-size:var(--text-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:var(--space-6);display:inline-flex}.learn-module__kJ1NBa__learnHeroTitle{letter-spacing:var(--tracking-tight);font-size:clamp(2rem,5vw,3.2rem);font-weight:700;line-height:var(--leading-tight);margin-bottom:var(--space-4)}.learn-module__kJ1NBa__learnHeroAccent{background:linear-gradient(135deg,var(--color-primary-light),var(--color-accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.learn-module__kJ1NBa__learnHeroDesc{font-size:var(--text-lg);color:var(--text-secondary);line-height:var(--leading-relaxed);max-width:600px;margin:0 auto}.learn-module__kJ1NBa__categorySection{margin-bottom:var(--space-12);padding:0 var(--space-6)}.learn-module__kJ1NBa__categorySectionHeader{align-items:center;gap:var(--space-3);margin-bottom:var(--space-8);padding-bottom:var(--space-4);border-bottom:1px solid var(--border-subtle);display:flex}.learn-module__kJ1NBa__categoryLabel{font-size:var(--text-xl);letter-spacing:var(--tracking-tight);color:inherit;align-items:center;gap:var(--space-2);transition:color var(--duration-fast)var(--ease);font-weight:700;text-decoration:none;display:flex}.learn-module__kJ1NBa__categoryLabel:hover{color:var(--color-primary-light)}.learn-module__kJ1NBa__categoryLabelArrow{font-size:var(--text-sm);opacity:0;transition:all var(--duration-fast)var(--ease);color:var(--color-primary-light);transform:translate(-4px)}.learn-module__kJ1NBa__categoryLabel:hover .learn-module__kJ1NBa__categoryLabelArrow{opacity:1;transform:translate(0)}.learn-module__kJ1NBa__topicGrid{gap:var(--space-5);grid-template-columns:repeat(auto-fill,minmax(280px,1fr));display:grid}.learn-module__kJ1NBa__topicCard{padding:var(--space-6);border-radius:var(--radius-xl);border:1px solid var(--border-subtle);background:var(--bg-surface);transition:transform var(--duration-normal)var(--ease),border-color var(--duration-normal)var(--ease),box-shadow var(--duration-normal)var(--ease);cursor:pointer;text-align:left;flex-direction:column;width:100%;display:flex;position:relative;overflow:hidden}.learn-module__kJ1NBa__topicCard:before{content:"";background:var(--card-accent,var(--color-primary));opacity:0;height:3px;transition:opacity var(--duration-normal)var(--ease);position:absolute;top:0;left:0;right:0}.learn-module__kJ1NBa__topicCard:hover{border-color:var(--border-medium);transform:translateY(-4px);box-shadow:0 12px 40px #00000040}.learn-module__kJ1NBa__topicCard:hover:before{opacity:1}.learn-module__kJ1NBa__topicCardTop{margin-bottom:var(--space-4);justify-content:space-between;align-items:flex-start;display:flex}.learn-module__kJ1NBa__topicCardIcon{border-radius:var(--radius-lg);border:1px solid var(--border-subtle);background:#ffffff0d;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.5rem;display:flex}.learn-module__kJ1NBa__topicCardBadges{gap:var(--space-2);flex-wrap:wrap;justify-content:flex-end;display:flex}.learn-module__kJ1NBa__topicBadge{text-transform:uppercase;letter-spacing:.06em;border-radius:var(--radius-full);white-space:nowrap;padding:2px 8px;font-size:.65rem;font-weight:600}.learn-module__kJ1NBa__topicBadgeDifficulty{color:#a78cf2;background:#6c47d126}.learn-module__kJ1NBa__topicBadgeFree{color:#52e08d;background:#2eb86726}.learn-module__kJ1NBa__topicBadgePro{color:#edb95e;background:#e69b1a26}.learn-module__kJ1NBa__topicCardName{font-size:var(--text-lg);letter-spacing:var(--tracking-tight);margin-bottom:var(--space-2);font-weight:600}.learn-module__kJ1NBa__topicCardDesc{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed);margin-bottom:var(--space-4);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;flex:1;display:-webkit-box;overflow:hidden}.learn-module__kJ1NBa__topicCardTags{gap:var(--space-1);margin-bottom:var(--space-4);flex-wrap:wrap;display:flex}.learn-module__kJ1NBa__topicTag{color:var(--text-muted);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);background:#ffffff0a;padding:2px 6px;font-size:.65rem}.learn-module__kJ1NBa__topicCardMeta{align-items:center;gap:var(--space-4);padding-top:var(--space-3);border-top:1px solid var(--border-subtle);display:flex}.learn-module__kJ1NBa__topicMetaItem{align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--text-muted);display:flex}.learn-module__kJ1NBa__topicMetaIcon{font-size:.8rem}.learn-module__kJ1NBa__topicCardArrow{font-size:var(--text-sm);color:var(--color-primary-light);opacity:0;transition:all var(--duration-normal)var(--ease);margin-left:auto;font-weight:600;transform:translate(-4px)}.learn-module__kJ1NBa__topicCard:hover .learn-module__kJ1NBa__topicCardArrow{opacity:1;transform:translate(0)}.learn-module__kJ1NBa__topicCardLocked{opacity:.6}.learn-module__kJ1NBa__topicCardLocked:hover{border-color:var(--border-medium)}.learn-module__kJ1NBa__skillItemBadge{border-radius:var(--radius-full);letter-spacing:.02em;flex-shrink:0;padding:3px 10px;font-size:10px;font-weight:600}.learn-module__kJ1NBa__premiumBadge{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.04em;color:#a385e0;background:linear-gradient(135deg,#63c3,#9933cc26);border:1px solid #63c3;flex-shrink:0;padding:2px 6px;font-size:9px;font-weight:600}.learn-module__kJ1NBa__pathSelect{padding:var(--space-8)var(--space-5);max-width:var(--max-width);animation:learn-module__kJ1NBa__fadeIn .4s var(--ease);flex-direction:column;margin:0 auto;display:flex}.learn-module__kJ1NBa__pathSkillIcon{margin-bottom:var(--space-3);font-size:2.5rem}.learn-module__kJ1NBa__pathSkillName{font-size:var(--text-2xl);letter-spacing:var(--tracking-tight);margin-bottom:var(--space-1);font-weight:600}.learn-module__kJ1NBa__pathSkillDesc{font-size:var(--text-sm);color:var(--text-secondary);margin-bottom:var(--space-4)}.learn-module__kJ1NBa__pathMoreInfo{align-self:flex-end;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-primary-light);padding:var(--space-2)var(--space-4);border-radius:var(--radius-full);border:1px solid var(--color-primary-glow);background:var(--color-primary-glow);transition:all var(--duration-fast)var(--ease);margin-bottom:var(--space-8);font-weight:500;text-decoration:none;display:inline-flex}.learn-module__kJ1NBa__pathMoreInfo:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.learn-module__kJ1NBa__timeline{flex-direction:column;display:flex;position:relative}.learn-module__kJ1NBa__timelineItem{gap:var(--space-4);min-height:0;display:flex;position:relative}.learn-module__kJ1NBa__timelineTrack{flex-direction:column;flex-shrink:0;align-items:center;width:44px;padding-top:18px;display:flex}.learn-module__kJ1NBa__timelineNode{z-index:2;width:44px;height:44px;transition:all var(--duration-normal)var(--ease);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;font-weight:700;display:flex;position:relative}.learn-module__kJ1NBa__timelineNodeDefault{color:var(--text-secondary);background:#292929;border:3px solid #404040;box-shadow:0 0 0 4px #ffffff08}.learn-module__kJ1NBa__timelineNodeDone{color:#54e88a;background:#174528;border:3px solid #1cce5e;font-size:16px;box-shadow:0 0 8px #1cce5e40}.learn-module__kJ1NBa__timelineNodeProgress{color:#85b2f9;background:#142c52;border:3px solid #3c83f6;animation:2s ease-in-out infinite learn-module__kJ1NBa__pulse;box-shadow:0 0 8px #3c83f64d}.learn-module__kJ1NBa__timelineNodeLocked{color:#9470db;background:#251d35;border:2px solid #3d1f7a;font-size:16px}.learn-module__kJ1NBa__timelineNodeCert{color:#ffdb70;background:#322b15;border:2px solid #7a631f;width:48px;height:48px;font-size:20px}.learn-module__kJ1NBa__timelineNodeCertDone{color:#ffdb70;background:#453917;border:3px solid #ffc105;width:48px;height:48px;font-size:20px;box-shadow:0 0 14px #ffc1054d}.learn-module__kJ1NBa__timelineConnector{flex-direction:column;flex:1;align-items:center;min-height:20px;display:flex}.learn-module__kJ1NBa__timelineLine{width:3px;min-height:10px;transition:background var(--duration-normal)var(--ease);background:#333;border-radius:2px;flex:1}.learn-module__kJ1NBa__timelineLineDone{background:#248f4b}.learn-module__kJ1NBa__timelineArrow{color:#4d4d4d;transition:color var(--duration-normal)var(--ease);margin:2px 0;font-size:8px;line-height:1}.learn-module__kJ1NBa__timelineArrowDone{color:#2eb860}@media (max-width:480px){.learn-module__kJ1NBa__timeline{margin-left:-4px}.learn-module__kJ1NBa__timelineItem{gap:var(--space-3)}.learn-module__kJ1NBa__timelineTrack{width:36px;padding-top:14px}.learn-module__kJ1NBa__timelineNode{width:36px;height:36px;font-size:12px}.learn-module__kJ1NBa__timelineNodeCert,.learn-module__kJ1NBa__timelineNodeCertDone{width:40px;height:40px;font-size:16px}.learn-module__kJ1NBa__milestone{padding:var(--space-4)}.learn-module__kJ1NBa__milestoneHeader{gap:var(--space-2)}.learn-module__kJ1NBa__milestoneEmoji{font-size:1rem}.learn-module__kJ1NBa__milestoneName{font-size:var(--text-sm)}.learn-module__kJ1NBa__milestoneDesc{padding-left:calc(1rem + var(--space-2));font-size:var(--text-xs)}.learn-module__kJ1NBa__milestoneSubtopics{padding-left:calc(1rem + var(--space-2))}.learn-module__kJ1NBa__milestoneAction{padding-left:calc(1rem + var(--space-2));font-size:var(--text-xs)}.learn-module__kJ1NBa__certificateCard{padding:var(--space-4);gap:var(--space-3);flex-wrap:wrap}.learn-module__kJ1NBa__certificateTitle{font-size:var(--text-sm)}.learn-module__kJ1NBa__certificateDesc{font-size:var(--text-xs)}.learn-module__kJ1NBa__certificateBadge{font-size:var(--text-xs);padding:4px 10px}}@keyframes learn-module__kJ1NBa__pulse{0%,to{box-shadow:0 0 #3c83f666}50%{box-shadow:0 0 0 8px #3c83f600}}.learn-module__kJ1NBa__milestone{padding:var(--space-5);border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-surface);cursor:pointer;transition:all var(--duration-normal)var(--ease);text-align:left;margin-bottom:var(--space-3);flex:1}.learn-module__kJ1NBa__milestone:hover{border-color:var(--border-medium);background:var(--bg-elevated)}.learn-module__kJ1NBa__milestoneDisabled{opacity:.4;cursor:not-allowed}.learn-module__kJ1NBa__milestoneDisabled:hover{border-color:var(--border-subtle)}.learn-module__kJ1NBa__milestoneHeader{align-items:center;gap:var(--space-3);margin-bottom:var(--space-2);display:flex}.learn-module__kJ1NBa__milestoneEmoji{font-size:1.25rem}.learn-module__kJ1NBa__milestoneName{font-size:var(--text-base);flex:1;font-weight:600}.learn-module__kJ1NBa__milestoneCount{font-size:var(--text-xs);color:var(--text-muted);font-family:var(--font-mono)}.learn-module__kJ1NBa__milestoneDesc{font-size:var(--text-sm);color:var(--text-secondary);padding-left:calc(1.25rem + var(--space-3))}.learn-module__kJ1NBa__milestoneLock{font-size:var(--text-xs);color:var(--text-muted);padding-left:calc(1.25rem + var(--space-3))}.learn-module__kJ1NBa__milestoneStatus{font-size:var(--text-xs);color:var(--text-muted);white-space:nowrap;background:#ffffff0f;border-radius:999px;padding:2px 8px}.learn-module__kJ1NBa__milestoneStatusDone{color:#54e88a;background:#1cce5e26}.learn-module__kJ1NBa__milestoneStatusProgress{color:#6da2f8;background:#3c83f626}.learn-module__kJ1NBa__milestoneDone{border-color:#1cce5e4d}.learn-module__kJ1NBa__milestoneDone:hover{border-color:#1cce5e80}.learn-module__kJ1NBa__milestoneLocked{cursor:pointer;background:linear-gradient(135deg,#6231c40a,#0000);border-style:solid;border-color:#6231c44d}.learn-module__kJ1NBa__milestoneLocked:hover{border-color:#6231c480}.learn-module__kJ1NBa__milestoneStatusLocked{color:#a385e0;background:#6231c426}.learn-module__kJ1NBa__skillItemLocked{opacity:.6;border-style:solid}.learn-module__kJ1NBa__skillItemLocked:hover{border-color:var(--border-medium)}.learn-module__kJ1NBa__milestoneSubtopics{gap:var(--space-1);padding-left:calc(1.25rem + var(--space-3));margin-top:var(--space-2);flex-wrap:wrap;display:flex}.learn-module__kJ1NBa__milestoneSubtopic{font-size:var(--text-xs);color:var(--text-muted);border-radius:var(--radius-sm);background:#ffffff0a;padding:2px 8px}.learn-module__kJ1NBa__milestoneAction{font-size:var(--text-sm);color:var(--accent);padding-left:calc(1.25rem + var(--space-3));margin-top:var(--space-3);font-weight:500}.learn-module__kJ1NBa__certificateCard{align-items:center;gap:var(--space-4);padding:var(--space-5)var(--space-6);border-radius:var(--radius-md);transition:all var(--duration-normal)var(--ease);background:#211d12;border:2px solid #7a631f;flex:1;display:flex}.learn-module__kJ1NBa__certificateCardDone{background:linear-gradient(135deg,#322b15,#241b14);border-style:solid;border-color:#ffc105;box-shadow:0 0 16px #ffc1051a}.learn-module__kJ1NBa__certificateInfo{flex:1;min-width:0}.learn-module__kJ1NBa__certificateTitle{font-size:var(--text-base);color:#ffdb70;margin-bottom:4px;font-weight:700}.learn-module__kJ1NBa__certificateDesc{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed)}.learn-module__kJ1NBa__certificateBadge{font-size:var(--text-sm);border-radius:var(--radius-full);color:#ffdb70;white-space:nowrap;background:#ffc10526;border:1px solid #ffc10533;flex-shrink:0;padding:6px 14px;font-weight:700}.learn-module__kJ1NBa__certificateCardDone .learn-module__kJ1NBa__certificateBadge{color:#54e88a;background:#1cce5e26;border-color:#1cce5e40}.learn-module__kJ1NBa__completionBadge{align-items:center;gap:var(--space-3);padding:var(--space-3)var(--space-5);border-radius:var(--radius-md);background:linear-gradient(135deg,#ffc10526,#ff77001a);border:1px solid #ffc10533;display:flex}.learn-module__kJ1NBa__completionBadgeEmoji{font-size:1.5rem}.learn-module__kJ1NBa__completionBadgeName{font-size:var(--text-base);color:#ffdb70;font-weight:600}.learn-module__kJ1NBa__feedContainer{height:100dvh;position:relative;overflow:hidden}.learn-module__kJ1NBa__feed{scroll-snap-type:y mandatory;scroll-behavior:smooth;scrollbar-width:none;-webkit-overflow-scrolling:touch;height:100%;overflow-y:scroll}.learn-module__kJ1NBa__feed::-webkit-scrollbar{display:none}.learn-module__kJ1NBa__tile{scroll-snap-align:start;scroll-snap-stop:always;flex-direction:column;height:100dvh;display:flex;position:relative}.learn-module__kJ1NBa__tileInner{max-width:var(--max-width);width:100%;padding:60px var(--space-4)0;flex-direction:column;flex:1;min-height:0;margin:0 auto;display:flex}.learn-module__kJ1NBa__tileHeader{padding:var(--space-3)0;flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.learn-module__kJ1NBa__tileType{text-transform:uppercase;letter-spacing:.08em;border-radius:var(--radius-full);padding:3px 10px;font-size:10px;font-weight:500}.learn-module__kJ1NBa__tileTypeConcept{background:var(--color-primary-glow);color:var(--color-primary-light)}.learn-module__kJ1NBa__tileTypeQuiz{background:var(--color-accent-glow);color:var(--color-accent)}.learn-module__kJ1NBa__tileTypeChallenge{background:var(--color-gold-glow);color:var(--color-gold)}.learn-module__kJ1NBa__tileTypeMistake{color:var(--color-error);background:#dd3c3c26}.learn-module__kJ1NBa__tileTypeFlashcard{color:#c285e0;background:#a347d126}.learn-module__kJ1NBa__tileTypeFillBlank{color:#67cfe4;background:#26bbd926}.learn-module__kJ1NBa__tileTypeSequence{color:#edb25e;background:#e6911a26}.learn-module__kJ1NBa__flashcard{perspective:800px;min-height:160px}.learn-module__kJ1NBa__flashcardInner{width:100%;min-height:160px;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.4,0,.2,1);position:relative}.learn-module__kJ1NBa__flashcardFlipped .learn-module__kJ1NBa__flashcardInner{transform:rotateY(180deg)}.learn-module__kJ1NBa__flashcardFront,.learn-module__kJ1NBa__flashcardBack{backface-visibility:hidden;padding:var(--space-6);border-radius:var(--radius-md);border:1px solid var(--border-medium);background:var(--bg-elevated);text-align:center;justify-content:center;align-items:center;gap:var(--space-3);flex-direction:column;display:flex;position:absolute;inset:0}.learn-module__kJ1NBa__flashcardBack{background:linear-gradient(135deg,#77339914,#3388990f);border-color:#9540bf40;transform:rotateY(180deg)}.learn-module__kJ1NBa__flashcardText{font-size:var(--text-lg);font-weight:500;line-height:var(--leading-relaxed)}.learn-module__kJ1NBa__flashcardHint{font-size:var(--text-xs);color:#c285e0;border-radius:var(--radius-full);background:#a347d11a;border:1px solid #a347d14d;padding:6px 16px;animation:2s ease-in-out infinite learn-module__kJ1NBa__hintPulse}@keyframes learn-module__kJ1NBa__hintPulse{0%,to{opacity:.7}50%{opacity:1}}.learn-module__kJ1NBa__fillBlankSentence{font-size:var(--text-lg);color:var(--text-primary);line-height:1.8}.learn-module__kJ1NBa__fillBlankSlot{color:var(--text-muted);text-align:center;border-bottom:2px dashed #26bbd9;min-width:80px;margin:0 4px;padding:2px 12px;font-weight:600;transition:all .3s;display:inline-block}.learn-module__kJ1NBa__fillBlankRevealed{border-bottom-style:solid;border-color:var(--color-success);color:var(--color-success);animation:.3s learn-module__kJ1NBa__fillReveal}.learn-module__kJ1NBa__tileHint{font-size:var(--text-sm);color:var(--text-muted);padding:var(--space-3);background:var(--bg-elevated);border-radius:var(--radius-md);border:1px solid var(--border-subtle)}@keyframes learn-module__kJ1NBa__fillReveal{0%{background:#31c46e33}to{background:0 0}}.learn-module__kJ1NBa__sequenceItems{gap:var(--space-2);flex-direction:column;display:flex}.learn-module__kJ1NBa__sequenceItem{padding:var(--space-3)var(--space-4);border-radius:var(--radius-md);border:1px solid var(--border-medium);background:var(--bg-surface);font-size:var(--text-sm);text-align:left;cursor:pointer;align-items:center;gap:var(--space-3);width:100%;transition:all .2s;display:flex}.learn-module__kJ1NBa__sequenceItem:hover:not(.learn-module__kJ1NBa__sequenceItemSelected){background:var(--bg-elevated);border-color:#e6911a}.learn-module__kJ1NBa__sequenceItemSelected{background:#e6911a14;border-color:#e6911a}.learn-module__kJ1NBa__sequenceItemCorrect{border-color:var(--color-success)!important;background:#31c46e14!important}.learn-module__kJ1NBa__sequenceItemWrong{border-color:var(--color-error)!important;background:#dd3c3c14!important}.learn-module__kJ1NBa__sequenceNumber{border-radius:var(--radius-full);color:#fff;width:24px;height:24px;font-size:var(--text-xs);background:#e6911a;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.learn-module__kJ1NBa__tileXP{font-size:var(--text-xs);color:var(--text-muted);font-family:var(--font-mono)}.learn-module__kJ1NBa__tileBodyWrap{flex-direction:column;flex:1;min-height:0;display:flex;position:relative}.learn-module__kJ1NBa__tileBodyWrap:after{content:"";background:linear-gradient(to bottom,transparent,var(--bg-base));pointer-events:none;z-index:2;opacity:0;height:48px;transition:opacity .2s;position:absolute;bottom:0;left:0;right:0}.learn-module__kJ1NBa__tileBodyWrapScrollable:after{opacity:1}.learn-module__kJ1NBa__tileBody{padding:var(--space-4)0;justify-content:flex-start;gap:var(--space-5);scrollbar-width:thin;scrollbar-color:#ffffff26 transparent;flex-direction:column;flex:1;min-height:0;padding-bottom:4rem;display:flex;overflow-y:auto}.learn-module__kJ1NBa__tileBody::-webkit-scrollbar{width:4px}.learn-module__kJ1NBa__tileBody::-webkit-scrollbar-track{background:0 0}.learn-module__kJ1NBa__tileBody::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:4px}.learn-module__kJ1NBa__tileBody::-webkit-scrollbar-thumb:hover{background:#ffffff40}.learn-module__kJ1NBa__tileTitle{font-size:var(--text-2xl);letter-spacing:var(--tracking-tight);font-weight:600;line-height:var(--leading-tight)}.learn-module__kJ1NBa__tileExplanation{font-size:var(--text-base);color:var(--text-secondary);line-height:var(--leading-relaxed)}.learn-module__kJ1NBa__tileCodeBlock{border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-4);font-family:var(--font-mono);font-size:var(--text-sm);white-space:pre-wrap;word-break:break-word;color:var(--color-accent);background:#00000080;flex-shrink:0;line-height:1.7;overflow-x:auto}.learn-module__kJ1NBa__tileTakeaway{align-items:flex-start;gap:var(--space-3);padding:var(--space-4);background:var(--bg-elevated);border-radius:var(--radius-md);border:1px solid var(--border-subtle);display:flex}.learn-module__kJ1NBa__tileTakeawayIcon{font-size:var(--text-base);flex-shrink:0}.learn-module__kJ1NBa__tileTakeawayText{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed);font-style:italic}.learn-module__kJ1NBa__tileAnalogy{font-size:var(--text-sm);color:var(--text-muted);line-height:var(--leading-relaxed);padding-left:var(--space-4);border-left:2px solid var(--border-medium)}.learn-module__kJ1NBa__tileIllustration{padding:var(--space-4);border-radius:var(--radius-lg,12px);background:linear-gradient(135deg,#5533990f,#3377990a);border:1px solid #6a40bf1f;flex-shrink:0;justify-content:center;align-items:center;display:flex}.learn-module__kJ1NBa__tileIllustration svg{width:100%;height:auto;max-height:200px}.learn-module__kJ1NBa__quizQuestion{font-size:var(--text-xl);letter-spacing:var(--tracking-tight);font-weight:600;line-height:var(--leading-tight)}.learn-module__kJ1NBa__quizQuestionCode{font-family:var(--font-mono);font-size:var(--text-sm);color:var(--color-accent);padding:var(--space-3)var(--space-4);border-radius:var(--radius-md);border:1px solid var(--border-subtle);margin-top:var(--space-3);white-space:pre;background:#00000080;display:block}.learn-module__kJ1NBa__quizOptions{gap:var(--space-2);flex-direction:column;display:flex}.learn-module__kJ1NBa__quizOption{padding:var(--space-4);border-radius:var(--radius-md);border:1px solid var(--border-medium);background:var(--bg-surface);font-size:var(--text-sm);text-align:left;transition:all var(--duration-fast)var(--ease);cursor:pointer;align-items:center;gap:var(--space-3);width:100%;display:flex}.learn-module__kJ1NBa__quizOption:hover:not(.learn-module__kJ1NBa__quizOptionDisabled){border-color:var(--color-primary);background:var(--bg-elevated)}.learn-module__kJ1NBa__quizOptionLabel{border-radius:var(--radius-full);border:1px solid var(--border-medium);width:24px;height:24px;font-size:var(--text-xs);transition:all var(--duration-fast)var(--ease);flex-shrink:0;justify-content:center;align-items:center;font-weight:600;display:flex}.learn-module__kJ1NBa__quizOptionText{flex:1}.learn-module__kJ1NBa__quizOptionCorrect{border-color:var(--color-success);background:#31c46e14}.learn-module__kJ1NBa__quizOptionCorrect .learn-module__kJ1NBa__quizOptionLabel{border-color:var(--color-success);background:var(--color-success);color:#fff}.learn-module__kJ1NBa__quizOptionWrong{border-color:var(--color-error);background:#dd3c3c14}.learn-module__kJ1NBa__quizOptionWrong .learn-module__kJ1NBa__quizOptionLabel{border-color:var(--color-error);background:var(--color-error);color:#fff}.learn-module__kJ1NBa__quizOptionDisabled{cursor:default;opacity:.5}.learn-module__kJ1NBa__quizOptionDisabled:hover{border-color:var(--border-medium);background:var(--bg-surface)}.learn-module__kJ1NBa__quizExplanation{padding:var(--space-4);background:var(--bg-elevated);border-radius:var(--radius-md);border:1px solid var(--border-subtle);font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed);animation:learn-module__kJ1NBa__fadeIn .3s var(--ease)}.learn-module__kJ1NBa__mistakeLabel{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:var(--space-1)}.learn-module__kJ1NBa__mistakeCodeWrong{border-radius:var(--radius-md);border:1px solid #dd3c3c40;overflow:hidden}.learn-module__kJ1NBa__mistakeCodeFixed{border-radius:var(--radius-md);border:1px solid #31c46e40;overflow:hidden}.learn-module__kJ1NBa__quizQuestionCodeWrap{margin-top:var(--space-3);font-weight:400;display:block}.learn-module__kJ1NBa__challengePrompt{font-size:var(--text-lg);font-weight:500;line-height:var(--leading-relaxed)}.learn-module__kJ1NBa__challengeStarter{border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-4);font-family:var(--font-mono);font-size:var(--text-sm);color:var(--text-secondary);white-space:pre-wrap;word-break:break-word;background:#00000080}.learn-module__kJ1NBa__challengeHints{gap:var(--space-2);flex-direction:column;display:flex}.learn-module__kJ1NBa__challengeHint{font-size:var(--text-sm);color:var(--text-muted);align-items:flex-start;gap:var(--space-2);display:flex}.learn-module__kJ1NBa__challengeReveal{padding:var(--space-3);border:1px solid var(--border-medium);border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--text-secondary);text-align:center;transition:all var(--duration-normal)var(--ease);width:100%}.learn-module__kJ1NBa__challengeReveal:hover{border-color:var(--color-primary);color:var(--text-primary)}.learn-module__kJ1NBa__challengeSolution{animation:learn-module__kJ1NBa__fadeIn .3s var(--ease)}.learn-module__kJ1NBa__tileFooter{padding:var(--space-4)0 calc(var(--bottom-nav-height) + var(--space-4));align-items:center;gap:var(--space-4);flex-direction:column;flex-shrink:0;display:flex}.learn-module__kJ1NBa__tileAction{width:100%;padding:var(--space-4);border-radius:var(--radius-md);font-weight:500;font-size:var(--text-base);text-align:center;transition:all var(--duration-normal)var(--ease)}.learn-module__kJ1NBa__tileActionPrimary{background:var(--text-primary);color:var(--text-inverse)}.learn-module__kJ1NBa__tileActionPrimary:hover{opacity:.85}.learn-module__kJ1NBa__tileActionComplete{background:var(--color-success);color:#fff}.learn-module__kJ1NBa__tileSwipeHint{font-size:var(--text-xs);color:var(--text-muted);animation:2s ease-in-out infinite learn-module__kJ1NBa__bounce}.learn-module__kJ1NBa__swipeHint{display:none}@media (max-width:640px){.learn-module__kJ1NBa__swipeHint{font-size:var(--text-xs);opacity:.5;margin-top:2px;font-weight:400;display:block}}.learn-module__kJ1NBa__progressBar{background:var(--border-subtle);z-index:60;height:3px;position:fixed;top:0;left:0;right:0}.learn-module__kJ1NBa__progressFill{background:var(--color-primary);height:100%;transition:width .5s var(--ease);border-radius:0 2px 2px 0}.learn-module__kJ1NBa__xpPopup{z-index:100;font-size:var(--text-3xl);color:var(--color-gold);text-shadow:0 0 30px var(--color-gold-glow);animation:learn-module__kJ1NBa__xpPop 1s var(--ease)forwards;pointer-events:none;font-weight:700;font-family:var(--font-mono);position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}.learn-module__kJ1NBa__feedNav{height:var(--bottom-nav-height);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border-subtle);justify-content:center;align-items:center;gap:var(--space-2);padding:0 var(--space-4);z-index:50;background:#0a0a0ad9;display:flex;position:fixed;bottom:0;left:0;right:0}.learn-module__kJ1NBa__feedNavDot{background:var(--text-muted);width:6px;height:6px;transition:all var(--duration-normal)var(--ease);border-radius:50%;flex-shrink:0}.learn-module__kJ1NBa__feedNavDotActive{background:var(--color-primary);border-radius:3px;width:18px}.learn-module__kJ1NBa__feedNavDotComplete{background:var(--color-success)}.learn-module__kJ1NBa__limitOverlay{z-index:200;-webkit-backdrop-filter:blur(12px);padding:var(--space-6);background:#000000d9;justify-content:center;align-items:center;animation:.3s learn-module__kJ1NBa__fadeIn;display:flex;position:fixed;inset:0}.learn-module__kJ1NBa__limitCard{background:var(--surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);width:100%;max-width:380px;padding:var(--space-8);text-align:center;align-items:center;gap:var(--space-4);flex-direction:column;display:flex}.learn-module__kJ1NBa__limitEmoji{font-size:3rem}.learn-module__kJ1NBa__limitTitle{font-size:var(--text-xl);color:var(--text-primary);font-weight:700}.learn-module__kJ1NBa__limitText{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed)}.learn-module__kJ1NBa__limitUpgrade{width:100%;padding:var(--space-3)var(--space-6);background:var(--color-primary);color:#fff;border-radius:var(--radius-md);font-weight:600;font-size:var(--text-base);cursor:pointer;transition:opacity var(--duration-normal)var(--ease)}.learn-module__kJ1NBa__limitUpgrade:hover{opacity:.85}.learn-module__kJ1NBa__limitBack{width:100%;padding:var(--space-3)var(--space-6);color:var(--text-muted);border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-weight:500;font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-normal)var(--ease);background:0 0}.learn-module__kJ1NBa__limitBack:hover{border-color:var(--text-muted);color:var(--text-primary)}.learn-module__kJ1NBa__completion{scroll-snap-align:start;text-align:center;height:100dvh;padding:var(--space-8);justify-content:center;align-items:center;gap:var(--space-6);flex-direction:column;display:flex}.learn-module__kJ1NBa__completionEmoji{animation:learn-module__kJ1NBa__xpPop .6s var(--ease);font-size:4rem}.learn-module__kJ1NBa__completionTitle{font-size:var(--text-2xl);letter-spacing:var(--tracking-tight);font-weight:600}.learn-module__kJ1NBa__completionStats{gap:var(--space-4);grid-template-columns:repeat(3,1fr);width:100%;max-width:320px;display:grid}.learn-module__kJ1NBa__completionStat{text-align:center}.learn-module__kJ1NBa__completionStatValue{font-size:var(--text-xl);font-weight:700;font-family:var(--font-mono)}.learn-module__kJ1NBa__completionStatLabel{font-size:var(--text-xs);color:var(--text-muted);margin-top:var(--space-1)}.learn-module__kJ1NBa__completionButton{padding:var(--space-3)var(--space-8);background:var(--text-primary);color:var(--text-inverse);font-weight:500;font-size:var(--text-base);border-radius:var(--radius-full);transition:all var(--duration-normal)var(--ease);margin-top:var(--space-4)}.learn-module__kJ1NBa__completionButton:hover{opacity:.85}.learn-module__kJ1NBa__bottomNav{height:var(--bottom-nav-height);-webkit-backdrop-filter:blur(24px);border-top:1px solid var(--border-subtle);z-index:50;max-width:var(--max-width);padding:0 var(--space-4);background:#0a0a0acc;justify-content:space-around;align-items:center;margin:0 auto;display:flex;position:fixed;bottom:0;left:0;right:0}.learn-module__kJ1NBa__bottomNavItem{padding:var(--space-2)var(--space-4);color:var(--text-muted);font-size:var(--text-xs);transition:all var(--duration-fast)var(--ease);border-radius:var(--radius-lg);flex-direction:column;align-items:center;gap:4px;min-width:72px;font-weight:500;display:flex;position:relative}.learn-module__kJ1NBa__bottomNavItem:hover,.learn-module__kJ1NBa__bottomNavItemActive{color:var(--text-primary);background:#ffffff0f}.learn-module__kJ1NBa__bottomNavItemActive:after{content:"";background:var(--color-primary);border-radius:50%;width:4px;height:4px;position:absolute;bottom:2px;left:50%;transform:translate(-50%)}.learn-module__kJ1NBa__bottomNavIcon{font-size:1.4rem}.learn-module__kJ1NBa__leaderboard{padding:var(--space-6)var(--space-5)calc(var(--bottom-nav-height) + var(--space-8));max-width:var(--max-width);animation:learn-module__kJ1NBa__fadeIn .4s var(--ease);margin:0 auto}.learn-module__kJ1NBa__leaderboardTitle{font-size:var(--text-2xl);letter-spacing:var(--tracking-tight);margin-bottom:var(--space-1);font-weight:600}.learn-module__kJ1NBa__leaderboardSubtitle{font-size:var(--text-sm);color:var(--text-muted);margin-bottom:var(--space-6)}.learn-module__kJ1NBa__leaderboardLoading{align-items:center;gap:var(--space-3);padding:var(--space-16)0;color:var(--text-muted);font-size:var(--text-sm);flex-direction:column;display:flex}.learn-module__kJ1NBa__leaderboardSpinner{border:3px solid var(--border-subtle);border-top-color:var(--color-primary);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite learn-module__kJ1NBa__spin}@keyframes learn-module__kJ1NBa__spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.learn-module__kJ1NBa__leaderboardEmpty{text-align:center;padding:var(--space-16)0;align-items:center;gap:var(--space-4);flex-direction:column;display:flex}.learn-module__kJ1NBa__leaderboardEmptyIcon{opacity:.4;font-size:3rem}.learn-module__kJ1NBa__leaderboardEmptyText{font-size:var(--text-sm);color:var(--text-muted);line-height:var(--leading-relaxed)}.learn-module__kJ1NBa__podium{justify-content:center;align-items:flex-end;gap:var(--space-3);margin-bottom:var(--space-8);padding:var(--space-4)0;display:flex}.learn-module__kJ1NBa__podiumItem{align-items:center;gap:var(--space-2);padding:var(--space-4)var(--space-3);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);background:var(--bg-surface);min-width:90px;transition:all var(--duration-normal)var(--ease);flex-direction:column;display:flex}.learn-module__kJ1NBa__podiumItem:hover{border-color:var(--border-medium);transform:translateY(-2px)}.learn-module__kJ1NBa__podiumGold{background:linear-gradient(180deg,#f9b81f14,var(--bg-surface));padding:var(--space-5)var(--space-4);border-color:#f9b81f33;order:2;min-width:110px}.learn-module__kJ1NBa__podiumSilver{background:linear-gradient(180deg,#b3b3b30f,var(--bg-surface));border-color:#b3b3b326;order:1}.learn-module__kJ1NBa__podiumBronze{background:linear-gradient(180deg,#d181470f,var(--bg-surface));border-color:#d1814726;order:3}.learn-module__kJ1NBa__podiumCurrent{box-shadow:0 0 16px var(--color-primary-glow);border-color:#7a51ec4d!important}.learn-module__kJ1NBa__podiumMedal{font-size:1.5rem}.learn-module__kJ1NBa__podiumGold .learn-module__kJ1NBa__podiumMedal{font-size:2rem}.learn-module__kJ1NBa__podiumAvatar{background:var(--bg-elevated);border:2px solid var(--border-medium);border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;display:flex;overflow:hidden}.learn-module__kJ1NBa__podiumGold .learn-module__kJ1NBa__podiumAvatar{border-color:#f9b81f66;width:56px;height:56px}.learn-module__kJ1NBa__podiumAvatarImg{object-fit:cover;width:100%;height:100%}.learn-module__kJ1NBa__podiumAvatarFallback{font-size:var(--text-lg);color:var(--text-secondary);font-weight:600}.learn-module__kJ1NBa__podiumName{font-size:var(--text-xs);text-align:center;text-overflow:ellipsis;white-space:nowrap;max-width:90px;font-weight:500;overflow:hidden}.learn-module__kJ1NBa__podiumXP{font-size:var(--text-xs);color:var(--color-primary-light);font-weight:600;font-family:var(--font-mono)}.learn-module__kJ1NBa__leaderboardList{gap:var(--space-1);flex-direction:column;display:flex}.learn-module__kJ1NBa__leaderboardEntry{align-items:center;gap:var(--space-3);padding:var(--space-3)var(--space-4);border-radius:var(--radius-md);transition:background var(--duration-fast)var(--ease);display:flex}.learn-module__kJ1NBa__leaderboardEntry:hover{background:var(--bg-surface)}.learn-module__kJ1NBa__leaderboardEntryCurrent{background:var(--color-primary-glow);border-radius:var(--radius-md);border:1px solid #7a51ec33}.learn-module__kJ1NBa__leaderboardRank{width:28px;font-size:var(--text-sm);text-align:center;color:var(--text-muted);font-weight:600;font-family:var(--font-mono);flex-shrink:0}.learn-module__kJ1NBa__leaderboardRankGold{color:#f9b81f}.learn-module__kJ1NBa__leaderboardRankSilver{color:#b3b3b3}.learn-module__kJ1NBa__leaderboardRankBronze{color:#d18147}.learn-module__kJ1NBa__leaderboardAvatarWrap{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex;overflow:hidden}.learn-module__kJ1NBa__leaderboardAvatarImg{object-fit:cover;width:100%;height:100%}.learn-module__kJ1NBa__leaderboardAvatarFallback{font-size:var(--text-sm);color:var(--text-muted);font-weight:600}.learn-module__kJ1NBa__leaderboardName{font-size:var(--text-sm);align-items:center;gap:var(--space-2);font-weight:500;display:flex}.learn-module__kJ1NBa__leaderboardYouBadge{border-radius:var(--radius-full);background:var(--color-primary);color:#fff;text-transform:uppercase;letter-spacing:.04em;padding:1px 6px;font-size:10px;font-weight:600}.learn-module__kJ1NBa__leaderboardXP{font-size:var(--text-sm);color:var(--color-primary-light);font-weight:600;font-family:var(--font-mono);flex-shrink:0}.learn-module__kJ1NBa__leaderboardMeta{gap:var(--space-3);font-size:var(--text-xs);color:var(--text-muted);display:flex}.learn-module__kJ1NBa__leaderboardShowMore{justify-content:center;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-3)var(--space-4);margin-top:var(--space-4);border:1px dashed var(--border-medium);border-radius:var(--radius-md);color:var(--color-primary);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-fast)var(--ease);background:0 0;font-family:inherit;font-weight:500;display:flex}.learn-module__kJ1NBa__leaderboardShowMore:hover{border-color:var(--color-primary);background:#7a51ec0f}.learn-module__kJ1NBa__leaderboardShowMoreCount{font-size:var(--text-xs);color:var(--text-muted);font-weight:400}.learn-module__kJ1NBa__profile{padding:var(--space-8)var(--space-5)calc(var(--bottom-nav-height) + var(--space-8));max-width:var(--max-width);animation:learn-module__kJ1NBa__fadeIn .4s var(--ease);margin:0 auto}.learn-module__kJ1NBa__profileHeader{text-align:center;margin-bottom:var(--space-8)}.learn-module__kJ1NBa__profileAvatar{background:var(--bg-elevated);width:72px;height:72px;margin:0 auto var(--space-3);border:2px solid var(--border-medium);border-radius:50%;justify-content:center;align-items:center;font-size:2rem;display:flex}.learn-module__kJ1NBa__profileName{font-size:var(--text-xl);margin-bottom:var(--space-1);font-weight:600}.learn-module__kJ1NBa__profileTitle{font-size:var(--text-sm);color:var(--color-primary-light)}.learn-module__kJ1NBa__profileTier{margin-top:var(--space-3)}.learn-module__kJ1NBa__profileTierBadgeFree{align-items:center;gap:var(--space-2);padding:var(--space-1)var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);background:var(--bg-elevated);color:var(--text-muted);border:1px solid var(--border-subtle);font-weight:600;display:inline-flex}.learn-module__kJ1NBa__profileTierBadgePro{align-items:center;gap:var(--space-2);padding:var(--space-1)var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);color:var(--color-primary-light);background:linear-gradient(135deg,#7a51ec26,#a21ae626);border:1px solid #7a51ec4d;font-weight:600;display:inline-flex}.learn-module__kJ1NBa__profileUpgradeBanner{align-items:center;gap:var(--space-4);padding:var(--space-5);margin-top:var(--space-5);border-radius:var(--radius-xl);color:inherit;transition:all var(--duration-normal)var(--ease);background:linear-gradient(135deg,#7a51ec14,#a21ae60f);border:1px solid #7a51ec33;text-decoration:none;display:flex}.learn-module__kJ1NBa__profileUpgradeBanner:hover{border-color:var(--color-primary);transform:translateY(-2px);box-shadow:0 8px 24px #7a51ec26}.learn-module__kJ1NBa__profileUpgradeIcon{flex-shrink:0;font-size:1.5rem}.learn-module__kJ1NBa__profileUpgradeContent{flex:1;min-width:0}.learn-module__kJ1NBa__profileUpgradeTitle{font-size:var(--text-sm);margin-bottom:2px;font-weight:600}.learn-module__kJ1NBa__profileUpgradeDesc{font-size:var(--text-xs);color:var(--text-muted)}.learn-module__kJ1NBa__profileUpgradeArrow{font-size:var(--text-lg);color:var(--color-primary);flex-shrink:0}.learn-module__kJ1NBa__profileLevel{margin-top:var(--space-4)}.learn-module__kJ1NBa__profileLevelBar{background:var(--bg-elevated);height:4px;margin-top:var(--space-2);border-radius:2px;overflow:hidden}.learn-module__kJ1NBa__profileLevelFill{background:var(--color-primary);height:100%;transition:width .5s var(--ease);border-radius:2px}.learn-module__kJ1NBa__profileLevelLabel{font-size:var(--text-xs);color:var(--text-muted);margin-top:var(--space-1);justify-content:space-between;display:flex}.learn-module__kJ1NBa__statsGrid{gap:var(--space-3);margin-bottom:var(--space-8);grid-template-columns:repeat(2,1fr);display:grid}.learn-module__kJ1NBa__statCard{padding:var(--space-5);border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-surface);text-align:center}.learn-module__kJ1NBa__statCardValue{font-size:var(--text-2xl);font-weight:700;font-family:var(--font-mono);margin-bottom:var(--space-1)}.learn-module__kJ1NBa__statCardLabel{font-size:var(--text-xs);color:var(--text-muted)}.learn-module__kJ1NBa__dailyGoal{padding:var(--space-5);border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-surface);text-align:center;margin-bottom:var(--space-8)}.learn-module__kJ1NBa__dailyGoalTitle{font-size:var(--text-sm);margin-bottom:var(--space-3);font-weight:600}.learn-module__kJ1NBa__dailyGoalDots{justify-content:center;gap:var(--space-2);display:flex}.learn-module__kJ1NBa__dailyGoalDot{border:2px solid var(--border-medium);width:32px;height:32px;font-size:var(--text-xs);transition:all var(--duration-normal)var(--ease);border-radius:50%;justify-content:center;align-items:center;display:flex}.learn-module__kJ1NBa__dailyGoalDotDone{border-color:var(--color-success);color:var(--color-success);background:#31c46e26}.learn-module__kJ1NBa__searchWrap{max-width:1200px;padding:0 var(--space-6)var(--space-8);margin:0 auto}.learn-module__kJ1NBa__searchBar{align-items:center;gap:var(--space-3);padding:var(--space-3)var(--space-5);border-radius:var(--radius-full);border:1px solid var(--border-subtle);background:var(--bg-surface);transition:border-color var(--duration-normal)var(--ease),box-shadow var(--duration-normal)var(--ease);display:flex}.learn-module__kJ1NBa__searchBar:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px #7a51ec26}.learn-module__kJ1NBa__searchIcon{opacity:.6;flex-shrink:0;font-size:1rem}.learn-module__kJ1NBa__searchInput{color:var(--text-primary);font-size:var(--text-base);background:0 0;border:none;outline:none;flex:1;font-family:inherit}.learn-module__kJ1NBa__searchInput::placeholder{color:var(--text-muted)}.learn-module__kJ1NBa__searchClear{color:var(--text-muted);border-radius:var(--radius-full);cursor:pointer;width:24px;height:24px;transition:all var(--duration-fast)var(--ease);background:#ffffff14;border:none;flex-shrink:0;justify-content:center;align-items:center;font-size:.7rem;display:flex}.learn-module__kJ1NBa__searchClear:hover{color:var(--text-primary);background:#ffffff26}.learn-module__kJ1NBa__filterBar{max-width:1200px;padding:0 var(--space-6)var(--space-6);justify-content:space-between;align-items:center;gap:var(--space-4);flex-wrap:wrap;margin:0 auto;display:flex}.learn-module__kJ1NBa__categoryPills{gap:var(--space-2);flex-wrap:wrap;flex:1;display:flex}.learn-module__kJ1NBa__categoryPill{font-size:var(--text-sm);padding:var(--space-2)var(--space-4);border-radius:var(--radius-full);border:1px solid var(--border-subtle);color:var(--text-secondary);white-space:nowrap;transition:all var(--duration-fast)var(--ease);cursor:pointer;background:0 0;flex-shrink:0}.learn-module__kJ1NBa__categoryPill:hover{border-color:var(--color-primary);color:var(--text-primary);background:#7a51ec0f}.learn-module__kJ1NBa__categoryPillActive{background:linear-gradient(135deg,var(--color-primary),#ab30e8);color:#fff;border-color:#0000}.learn-module__kJ1NBa__topicCountRow{max-width:1200px;padding:0 var(--space-6)var(--space-6);justify-content:space-between;align-items:center;margin:0 auto;display:flex}.learn-module__kJ1NBa__topicCount{font-size:var(--text-sm);color:var(--text-muted)}.learn-module__kJ1NBa__suggestBtnInline{align-items:center;gap:var(--space-2);padding:var(--space-3)var(--space-6);border-radius:var(--radius-full);background:linear-gradient(135deg,var(--color-primary),#ab30e8);color:#fff;font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-fast)var(--ease);letter-spacing:.01em;border:none;font-family:inherit;font-weight:700;display:inline-flex;box-shadow:0 4px 16px #7a51ec4d}.learn-module__kJ1NBa__suggestBtnInline:hover{transform:translateY(-1px);box-shadow:0 6px 24px #7a51ec73}.learn-module__kJ1NBa__suggestBtnInlineLocked{align-items:center;gap:var(--space-2);padding:var(--space-3)var(--space-6);border-radius:var(--radius-full);color:var(--color-primary-light);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-normal)var(--ease);letter-spacing:.01em;background:#7a51ec14;border:1px solid #7a51ec66;font-weight:600;text-decoration:none;display:inline-flex}.learn-module__kJ1NBa__suggestBtnInlineLocked:hover{border-color:var(--color-primary);background:#7a51ec26;transform:translateY(-1px);box-shadow:0 4px 16px #7a51ec33}.learn-module__kJ1NBa__categoryCount{font-size:var(--text-xs);color:var(--text-muted);padding:var(--space-1)var(--space-3);border-radius:var(--radius-full);background:var(--bg-surface);border:1px solid var(--border-subtle)}.learn-module__kJ1NBa__showMoreBtn{justify-content:center;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-4)var(--space-6);margin-top:var(--space-5);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);background:var(--bg-surface);color:var(--color-primary-light);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-normal)var(--ease);font-family:inherit;font-weight:600;display:flex}.learn-module__kJ1NBa__showMoreBtn:hover{border-color:var(--color-primary);background:#7a51ec14;transform:translateY(-2px);box-shadow:0 8px 24px #7a51ec1f}.learn-module__kJ1NBa__showMoreBtn:active{transform:translateY(0)}.learn-module__kJ1NBa__showMoreCount{font-size:var(--text-xs);color:var(--text-muted);font-weight:400}.learn-module__kJ1NBa__badgeBeginner{color:#fff;background:#2bab60}.learn-module__kJ1NBa__badgeIntermediate{color:#fff;background:#ec9c13}.learn-module__kJ1NBa__badgeAdvanced{color:#fff;background:#da2f4b}.learn-module__kJ1NBa__emptyState{padding:var(--space-12)var(--space-6);text-align:center;justify-content:center;align-items:center;gap:var(--space-3);flex-direction:column;display:flex}.learn-module__kJ1NBa__emptyStateIcon{opacity:.5;font-size:48px}.learn-module__kJ1NBa__emptyStateText{font-size:var(--text-base);color:var(--text-muted);max-width:280px}.learn-module__kJ1NBa__emptyStateBtn{padding:var(--space-2)var(--space-4);border-radius:var(--radius-md);border:1px solid var(--border-medium);color:var(--color-primary);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-fast)var(--ease);background:0 0;font-family:inherit}.learn-module__kJ1NBa__emptyStateBtn:hover{border-color:var(--color-primary);background:#6366f114}.learn-module__kJ1NBa__loadingScreen{justify-content:center;align-items:center;gap:var(--space-4);height:100dvh;padding:var(--space-8);text-align:center;flex-direction:column;display:flex}.learn-module__kJ1NBa__loadingSpinner{border:3px solid var(--border-subtle);border-top-color:var(--color-primary);border-radius:50%;width:48px;height:48px;animation:.8s linear infinite learn-module__kJ1NBa__spin}.learn-module__kJ1NBa__loadingText{font-size:var(--text-base);color:var(--text-primary);animation:learn-module__kJ1NBa__tipFadeIn .5s var(--ease);text-align:center;max-width:340px;font-weight:500}@keyframes learn-module__kJ1NBa__tipFadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.learn-module__kJ1NBa__loadingSubtext{font-size:var(--text-sm);color:var(--text-muted);max-width:300px}.learn-module__kJ1NBa__errorIcon{margin-bottom:var(--space-2);font-size:3rem}.learn-module__kJ1NBa__errorActions{gap:var(--space-3);margin-top:var(--space-4);display:flex}.learn-module__kJ1NBa__retryButton{padding:var(--space-3)var(--space-6);background:var(--text-primary);color:var(--text-inverse);font-weight:500;font-size:var(--text-sm);border-radius:var(--radius-md);transition:opacity var(--duration-fast)var(--ease)}.learn-module__kJ1NBa__retryButton:hover{opacity:.85}.learn-module__kJ1NBa__backButton{padding:var(--space-3)var(--space-6);border:1px solid var(--border-medium);color:var(--text-secondary);font-weight:500;font-size:var(--text-sm);border-radius:var(--radius-md);transition:all var(--duration-fast)var(--ease)}.learn-module__kJ1NBa__backButton:hover{border-color:var(--text-primary);color:var(--text-primary)}.learn-module__kJ1NBa__pathTags{gap:var(--space-2);margin-bottom:var(--space-6);flex-wrap:wrap;display:flex}.learn-module__kJ1NBa__pathTag{font-size:var(--text-xs);color:var(--text-muted);border-radius:var(--radius-full);background:var(--bg-elevated);border:1px solid var(--border-subtle);padding:2px 8px}.learn-module__kJ1NBa__milestoneSubtopics{gap:var(--space-1);margin-top:var(--space-3);padding-left:calc(1.25rem + var(--space-3));flex-wrap:wrap;display:flex}.learn-module__kJ1NBa__milestoneSubtopic{color:var(--text-muted);border-radius:var(--radius-sm);background:var(--bg-elevated);padding:2px 6px;font-size:10px}.learn-module__kJ1NBa__milestoneAction{font-size:var(--text-sm);color:var(--color-primary-light);margin-top:var(--space-3);padding-left:calc(1.25rem + var(--space-3));font-weight:500}.learn-module__kJ1NBa__mainContent{padding-bottom:var(--bottom-nav-height)}@media (min-width:1024px){.learn-module__kJ1NBa__learn{grid-template-rows:auto 1fr auto;display:grid}.learn-module__kJ1NBa__pathSelect,.learn-module__kJ1NBa__leaderboard,.learn-module__kJ1NBa__profile{max-width:720px}.learn-module__kJ1NBa__statsGrid{grid-template-columns:repeat(4,1fr)}.learn-module__kJ1NBa__feedContainer{max-width:640px;margin:0 auto}}@keyframes learn-module__kJ1NBa__fadeIn{0%{opacity:0}to{opacity:1}}@keyframes learn-module__kJ1NBa__bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@keyframes learn-module__kJ1NBa__xpPop{0%{opacity:0;transform:translate(-50%,-50%)scale(.5)}30%{opacity:1;transform:translate(-50%,-50%)scale(1.2)}60%{transform:translate(-50%,-50%)scale(1)}to{opacity:0;transform:translate(-50%,-70%)scale(1)}}.learn-module__kJ1NBa__suggestSection{text-align:center;padding:var(--space-8)0 var(--space-4)}.learn-module__kJ1NBa__suggestDivider{background:var(--border-medium);width:60px;height:1px;margin:0 auto var(--space-4)}.learn-module__kJ1NBa__suggestText{font-size:var(--text-sm);color:var(--text-muted);margin-bottom:var(--space-3)}.learn-module__kJ1NBa__suggestBtn{align-items:center;gap:var(--space-2);padding:var(--space-3)var(--space-6);border:1px solid var(--border-medium);border-radius:var(--radius-full);color:var(--text-primary);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-normal)var(--ease);background:0 0;font-family:inherit;font-weight:500;display:inline-flex}.learn-module__kJ1NBa__suggestBtn:hover{background:var(--bg-elevated);border-color:var(--color-primary);color:var(--color-primary);transform:translateY(-1px)}.learn-module__kJ1NBa__suggestBtnLocked{align-items:center;gap:var(--space-2);padding:var(--space-3)var(--space-6);border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-muted);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-normal)var(--ease);background:0 0;font-weight:500;text-decoration:none;display:inline-flex}.learn-module__kJ1NBa__suggestBtnLocked:hover{border-color:var(--color-primary);color:var(--color-primary-light)}.learn-module__kJ1NBa__modalOverlay{z-index:200;-webkit-backdrop-filter:blur(8px);padding:var(--space-4);animation:learn-module__kJ1NBa__modalFadeIn .2s var(--ease);background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.learn-module__kJ1NBa__modalContent{background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-xl);width:100%;max-width:440px;padding:var(--space-8);animation:learn-module__kJ1NBa__modalSlideUp .3s var(--ease);position:relative}.learn-module__kJ1NBa__modalClose{top:var(--space-4);right:var(--space-4);background:var(--bg-elevated);width:28px;height:28px;color:var(--text-muted);font-size:var(--text-xs);cursor:pointer;transition:all var(--duration-fast)var(--ease);border:none;border-radius:50%;justify-content:center;align-items:center;display:flex;position:absolute}.learn-module__kJ1NBa__modalClose:hover{background:var(--border-medium);color:var(--text-primary)}.learn-module__kJ1NBa__modalIcon{margin-bottom:var(--space-3);font-size:2.5rem}.learn-module__kJ1NBa__modalTitle{font-size:var(--text-xl);letter-spacing:var(--tracking-tight);margin-bottom:var(--space-2);font-weight:600}.learn-module__kJ1NBa__modalDesc{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed);margin-bottom:var(--space-5)}.learn-module__kJ1NBa__modalForm{gap:var(--space-3);flex-direction:column;display:flex}.learn-module__kJ1NBa__modalInput{width:100%;padding:var(--space-3)var(--space-4);border:1px solid var(--border-medium);border-radius:var(--radius-md);background:var(--bg-base);color:var(--text-primary);font-size:var(--text-sm);transition:border-color var(--duration-fast)var(--ease);outline:none;font-family:inherit}.learn-module__kJ1NBa__modalInput:focus{border-color:var(--color-primary)}.learn-module__kJ1NBa__modalInput::placeholder{color:var(--text-muted)}.learn-module__kJ1NBa__modalTextarea{width:100%;padding:var(--space-3)var(--space-4);border:1px solid var(--border-medium);border-radius:var(--radius-md);background:var(--bg-base);color:var(--text-primary);font-size:var(--text-sm);resize:vertical;min-height:80px;transition:border-color var(--duration-fast)var(--ease);outline:none;font-family:inherit}.learn-module__kJ1NBa__modalTextarea:focus{border-color:var(--color-primary)}.learn-module__kJ1NBa__modalTextarea::placeholder{color:var(--text-muted)}.learn-module__kJ1NBa__modalSubmit{padding:var(--space-3)var(--space-5);background:var(--text-primary);color:var(--text-inverse);border-radius:var(--radius-md);font-size:var(--text-sm);cursor:pointer;transition:all var(--duration-fast)var(--ease);margin-top:var(--space-2);border:none;font-family:inherit;font-weight:500}.learn-module__kJ1NBa__modalSubmit:hover:not(:disabled){opacity:.85;transform:translateY(-1px)}.learn-module__kJ1NBa__modalSubmit:disabled{opacity:.4;cursor:not-allowed}.learn-module__kJ1NBa__modalLoading{align-items:center;gap:var(--space-4);padding:var(--space-6)0;text-align:center;flex-direction:column;display:flex}.learn-module__kJ1NBa__modalLoadingText{font-size:var(--text-base);color:var(--text-primary);font-weight:500}.learn-module__kJ1NBa__modalLoadingSubtext{font-size:var(--text-sm);color:var(--text-muted)}.learn-module__kJ1NBa__modalResult{text-align:center;padding:var(--space-4)0}.learn-module__kJ1NBa__modalResultIcon{margin-bottom:var(--space-4);font-size:3rem}.learn-module__kJ1NBa__modalApprovedTopic{justify-content:center;align-items:center;gap:var(--space-3);padding:var(--space-3)var(--space-4);background:var(--bg-elevated);border-radius:var(--radius-md);margin-bottom:var(--space-4);display:flex}.learn-module__kJ1NBa__modalApprovedIcon{font-size:1.5rem}.learn-module__kJ1NBa__modalApprovedName{font-weight:600;font-size:var(--text-sm)}.learn-module__kJ1NBa__modalApprovedCat{font-size:var(--text-xs);color:var(--text-muted);background:var(--bg-base);border-radius:var(--radius-full);padding:2px 8px}@keyframes learn-module__kJ1NBa__modalFadeIn{0%{opacity:0}to{opacity:1}}@keyframes learn-module__kJ1NBa__modalSlideUp{0%{opacity:0;transform:translateY(20px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.learn-module__kJ1NBa__upgradeFeatures{gap:var(--space-2);margin-bottom:var(--space-5);flex-direction:column;display:flex}.learn-module__kJ1NBa__upgradeFeature{align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--text-secondary);display:flex}.learn-module__kJ1NBa__upgradeFeatureCheck{color:#22c55e;font-weight:600;font-size:var(--text-xs)}.learn-module__kJ1NBa__upgradeBtn{width:100%;padding:var(--space-3)var(--space-5);background:var(--color-primary);color:#fff;border-radius:var(--radius-md);font-size:var(--text-sm);text-align:center;cursor:pointer;transition:all var(--duration-fast)var(--ease);margin-bottom:var(--space-3);border:none;font-weight:600;display:block}.learn-module__kJ1NBa__upgradeBtn:hover{opacity:.9;transform:translateY(-1px)}.learn-module__kJ1NBa__cancelAnytimeNote{text-align:center;font-size:var(--text-xs);color:#26d99d;margin-top:var(--space-5);margin-bottom:var(--space-4);padding:var(--space-2)var(--space-4);letter-spacing:.02em;font-weight:600}.learn-module__kJ1NBa__upgradeLater{width:100%;padding:var(--space-2);color:var(--text-muted);font-size:var(--text-xs);cursor:pointer;transition:color var(--duration-fast)var(--ease);background:0 0;border:none;font-family:inherit;display:block}.learn-module__kJ1NBa__upgradeLater:hover{color:var(--text-secondary)}@media (max-width:640px){.learn-module__kJ1NBa__header{padding:var(--space-3)var(--space-4)}.learn-module__kJ1NBa__headerTitle{display:none}.learn-module__kJ1NBa__headerStats{gap:var(--space-2)}.learn-module__kJ1NBa__headerBack{font-size:var(--text-sm);padding:var(--space-2)var(--space-3)}.learn-module__kJ1NBa__tileLimitBadge,.learn-module__kJ1NBa__proBadge{padding:2px 8px;font-size:11px}.learn-module__kJ1NBa__stat{font-size:var(--text-sm);padding:4px 8px}.learn-module__kJ1NBa__learnHero{padding:var(--space-10)var(--space-4)var(--space-8)}.learn-module__kJ1NBa__learnHeroTitle{font-size:1.75rem}.learn-module__kJ1NBa__learnHeroDesc{font-size:var(--text-base)}.learn-module__kJ1NBa__categorySection{padding:0 var(--space-4)}.learn-module__kJ1NBa__topicGrid{grid-template-columns:1fr}.learn-module__kJ1NBa__topicCard{padding:var(--space-5)}.learn-module__kJ1NBa__topicCardArrow{opacity:1;transform:translate(0)}.learn-module__kJ1NBa__filterBar{padding:0 var(--space-4)var(--space-4)}.learn-module__kJ1NBa__searchBar{padding:var(--space-4)}.learn-module__kJ1NBa__searchInput{font-size:var(--text-base)}.learn-module__kJ1NBa__categoryPill{font-size:var(--text-sm);padding:var(--space-2)var(--space-4)}.learn-module__kJ1NBa__pathSkillName{font-size:var(--text-2xl)}.learn-module__kJ1NBa__milestone{padding:var(--space-5)}.learn-module__kJ1NBa__milestoneName{font-size:var(--text-lg)}.learn-module__kJ1NBa__milestoneEmoji{font-size:1.5rem}.learn-module__kJ1NBa__milestoneDesc{font-size:var(--text-base)}.learn-module__kJ1NBa__milestoneSubtopic{padding:3px 8px;font-size:12px}.learn-module__kJ1NBa__tileType{padding:4px 12px;font-size:12px}.learn-module__kJ1NBa__tileTitle{font-size:var(--text-2xl)}.learn-module__kJ1NBa__tileExplanation{font-size:var(--text-lg)}.learn-module__kJ1NBa__tileCodeBlock{font-size:var(--text-base);padding:var(--space-5)}.learn-module__kJ1NBa__tileTakeawayText,.learn-module__kJ1NBa__tileAnalogy{font-size:var(--text-base)}.learn-module__kJ1NBa__tileAction{padding:var(--space-5);font-size:var(--text-lg)}.learn-module__kJ1NBa__quizQuestion{font-size:var(--text-xl)}.learn-module__kJ1NBa__quizOption{padding:var(--space-5);font-size:var(--text-base)}.learn-module__kJ1NBa__quizOptionLabel{width:28px;height:28px;font-size:var(--text-sm)}.learn-module__kJ1NBa__quizExplanation{font-size:var(--text-base);padding:var(--space-5)}.learn-module__kJ1NBa__challengePrompt{font-size:var(--text-xl)}.learn-module__kJ1NBa__challengeReveal{padding:var(--space-4);font-size:var(--text-base)}.learn-module__kJ1NBa__leaderboardTitle{font-size:var(--text-2xl)}.learn-module__kJ1NBa__podiumItem{min-width:100px;padding:var(--space-5)var(--space-4)}.learn-module__kJ1NBa__podiumGold{min-width:120px}.learn-module__kJ1NBa__podiumAvatar{width:52px;height:52px}.learn-module__kJ1NBa__podiumGold .learn-module__kJ1NBa__podiumAvatar{width:60px;height:60px}.learn-module__kJ1NBa__podiumName{font-size:var(--text-sm)}.learn-module__kJ1NBa__leaderboardAvatarWrap{width:40px;height:40px}.learn-module__kJ1NBa__leaderboardEntry{padding:var(--space-4)}.learn-module__kJ1NBa__leaderboardName,.learn-module__kJ1NBa__leaderboardXP{font-size:var(--text-base)}.learn-module__kJ1NBa__bottomNavItem{font-size:var(--text-sm);min-width:72px;padding:var(--space-3)}.learn-module__kJ1NBa__bottomNavIcon{font-size:1.5rem}.learn-module__kJ1NBa__statCard{padding:var(--space-6)}.learn-module__kJ1NBa__statCardValue{font-size:var(--text-2xl)}.learn-module__kJ1NBa__statCardLabel{font-size:var(--text-sm)}.learn-module__kJ1NBa__dailyGoalDot{width:36px;height:36px}.learn-module__kJ1NBa__completionTitle{font-size:var(--text-2xl)}.learn-module__kJ1NBa__completionStatValue{font-size:var(--text-xl)}.learn-module__kJ1NBa__completionButton{padding:var(--space-4)var(--space-10);font-size:var(--text-lg)}.learn-module__kJ1NBa__modalContent{padding:var(--space-6)}.learn-module__kJ1NBa__modalInput,.learn-module__kJ1NBa__modalTextarea{padding:var(--space-4);font-size:var(--text-base)}.learn-module__kJ1NBa__modalSubmit{padding:var(--space-4)var(--space-5);font-size:var(--text-base)}}