:root{--bg: #070a13;--bg-alt: #0b0f1d;--card: rgba(19, 26, 46, .45);--card-hover: rgba(26, 35, 64, .6);--border: rgba(255, 255, 255, .06);--border-focus: rgba(99, 102, 241, .4);--primary: #6366f1;--primary-hover: #818cf8;--primary-soft: rgba(99, 102, 241, .08);--secondary: #06b6d4;--secondary-hover: #22d3ee;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--text: #f8fafc;--muted: #64748b;--sidebar: rgba(10, 14, 26, .8);--shadow: 0 8px 32px 0 rgba(0, 0, 0, .3);--shadow-soft: 0 4px 16px 0 rgba(0, 0, 0, .15);--glow: 0 0 25px rgba(99, 102, 241, .15);--glow-cyan: 0 0 25px rgba(6, 182, 212, .15);--radius: 16px;--radius-sm: 12px;--transition: .2s ease;--bounce: cubic-bezier(.16, 1, .3, 1);--glass: blur(12px) saturate(180%)}[data-theme=light]{--bg: #f8fafc;--bg-alt: #f1f5f9;--card: rgba(255, 255, 255, .7);--card-hover: rgba(255, 255, 255, .95);--border: rgba(0, 0, 0, .06);--border-focus: rgba(99, 102, 241, .3);--primary: #4f46e5;--primary-hover: #6366f1;--primary-soft: rgba(79, 70, 229, 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var(--transition);text-align:center}.duel-chip:hover:not(.active){color:var(--text);background:#ffffff08}.duel-chip.active{background:linear-gradient(135deg,var(--primary),var(--primary-hover));color:#fff;box-shadow:0 4px 12px #6366f159;transform:scale(1.05)}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.premium-shimmer{background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);background-size:200% 100%;animation:shimmer 2s infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.float-animation{animation:float 3s ease-in-out infinite}@keyframes pulse-glow{0%,to{box-shadow:0 0 5px #6366f14d}50%{box-shadow:0 0 20px #6366f199}}.pulse-glow{animation:pulse-glow 2s ease-in-out infinite}@keyframes success-bounce{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.success-bounce{animation:success-bounce .4s ease}@keyframes confetti-fall{0%{transform:translateY(-100vh) 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forwards}.toast.toast-hiding{animation:toast-out .3s ease forwards}.duel-timer-progress{width:100%;height:4px;background:var(--border);position:relative;overflow:hidden}.duel-timer-fill{width:100%;height:100%;background:linear-gradient(90deg,var(--success) 0%,var(--warning) 60%,var(--danger) 100%);transition:width .1s linear}.duel-double-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:10px}.duel-player-panel{background:#ffffff03;border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;box-shadow:var(--shadow-soft);display:flex;flex-direction:column}.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border)}.panel-player-name{font-size:14px;font-weight:700;color:var(--primary-hover)}.panel-player-keys{font-size:11px;color:var(--muted);background:var(--bg-alt);padding:2px 6px;border-radius:4px;border:1px solid var(--border)}.duel-opt-btn.p1-selected{border-color:var(--primary)!important;box-shadow:0 0 10px #6366f140!important;background:#6366f10f!important}.duel-opt-btn.p2-selected{border-color:var(--secondary)!important;box-shadow:0 0 10px #06b6d440!important;background:#06b6d40f!important}.duel-opt-btn.both-selected{border-color:var(--warning)!important;box-shadow:0 0 10px #f59e0b40!important;background:#f59e0b0f!important}.pop-score{animation:scorePopEffect .5s cubic-bezier(.175,.885,.32,1.275)}@keyframes scorePopEffect{0%{transform:scale(1)}50%{transform:scale(1.4);color:var(--success);text-shadow:0 0 8px var(--success)}to{transform:scale(1)}}.duel-result-players-scores{display:flex;justify-content:center;align-items:center;gap:24px;margin:24px 0;padding:16px;background:#ffffff05;border-radius:var(--radius);border:1px solid var(--border)}.duel-res-player{flex:1;display:flex;flex-direction:column;align-items:center;max-width:160px;padding:16px;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-sm);transition:transform .3s ease,box-shadow .3s ease}.duel-res-player.winner-card{border-color:var(--success);box-shadow:0 0 20px #10b98140;transform:translateY(-5px)}.duel-res-avatar{width:56px;height:56px;border-radius:50%;background:var(--card);display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:8px;box-shadow:var(--shadow-soft)}.duel-res-name{font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text);max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.duel-res-score-num{font-size:32px;font-weight:800;color:var(--primary-hover)}.duel-res-player.winner-card .duel-res-score-num{color:var(--success)}.duel-res-vs{font-size:18px;font-weight:800;color:var(--muted);font-style:italic}@media (max-width: 768px){.duel-double-grid{grid-template-columns:1fr;gap:16px}.duel-result-players-scores{flex-direction:column;gap:16px}.duel-res-player{width:100%;max-width:none}}.shop-balance-card{background:linear-gradient(135deg,var(--accent) 0%,var(--primary) 100%);color:#fff;margin-bottom:2rem;border:none;box-shadow:0 8px 24px #6366f14d}.shop-balance-content{display:flex;align-items:center;justify-content:center;gap:1rem;padding:1rem}.balance-label{font-size:1.1rem;font-weight:500}.balance-value{font-size:2.5rem;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.balance-unit{font-size:1.1rem;opacity:.9}.shop-filters{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:2rem;justify-content:center}.filter-chip{padding:.5rem 1.25rem;border-radius:2rem;border:2px solid var(--border);background:var(--card-bg);color:var(--text);font-weight:500;cursor:pointer;transition:all .3s ease}.filter-chip:hover{border-color:var(--primary);background:var(--primary-bg);transform:translateY(-2px)}.filter-chip.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 12px #6366f14d}.shop-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem}.reward-card{background:var(--card-bg);border:2px solid var(--border);border-radius:1rem;padding:1.5rem;text-align:center;transition:all .3s ease;position:relative;overflow:hidden}.reward-card:hover{transform:translateY(-5px);box-shadow:0 8px 24px #00000026;border-color:var(--primary)}.reward-card.owned{background:linear-gradient(135deg,#10b9811a,#10b9810d);border-color:var(--success)}.reward-icon{font-size:4rem;margin-bottom:1rem;display:block;animation:floatIcon 3s ease-in-out infinite}@keyframes floatIcon{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.reward-name{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:var(--text)}.reward-rarity{display:inline-block;padding:.25rem .75rem;border-radius:1rem;font-size:.75rem;font-weight:600;text-transform:uppercase;margin-bottom:1rem}.reward-rarity.common{background:#9ca3af;color:#fff}.reward-rarity.rare{background:#3b82f6;color:#fff}.reward-rarity.epic{background:#a855f7;color:#fff}.reward-rarity.legendary{background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;box-shadow:0 4px 12px #f59e0b66}.reward-price{font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:1rem}.reward-actions{display:flex;gap:.5rem;justify-content:center}.btn-buy{flex:1;background:var(--primary);color:#fff;border:none;padding:.75rem;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .3s ease}.btn-buy:hover:not(:disabled){background:var(--primary-dark);transform:scale(1.05)}.btn-buy:disabled{opacity:.5;cursor:not-allowed}.btn-buy.owned{background:var(--success)}.purchase-confirm-content{text-align:center}.purchase-item-preview{margin-bottom:1.5rem}.purchase-icon{font-size:4rem;margin-bottom:.5rem}.purchase-name{font-size:1.5rem;font-weight:600;color:var(--text)}.purchase-details{background:var(--bg);border-radius:.75rem;padding:1rem;margin-bottom:1.5rem}.purchase-row{display:flex;justify-content:space-between;padding:.5rem 0;font-size:1rem}.purchase-row.purchase-after{border-top:2px solid var(--border);margin-top:.5rem;padding-top:1rem;font-weight:600}.purchase-price{color:var(--primary);font-weight:600}.purchase-after-balance{color:var(--success);font-weight:700;font-size:1.1rem}.purchase-question{font-size:1.1rem;font-weight:500;color:var(--text);margin:0}@keyframes purchaseSuccess{0%{transform:scale(.8);opacity:0}50%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}.purchase-success{animation:purchaseSuccess .5s ease-out}.avatar-preview-card{margin-bottom:2rem}.avatar-preview-body{display:flex;flex-direction:column;align-items:center;gap:2rem}.avatar-display{position:relative;width:200px;height:200px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-bg) 0%,var(--accent-bg) 100%);border-radius:50%;border:4px solid var(--primary);box-shadow:0 8px 32px #6366f14d}.avatar-base{font-size:6rem;z-index:1}.avatar-equipped-items{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;pointer-events:none}.equipped-item-overlay{position:absolute;font-size:3rem;animation:itemEquip .3s ease-out}@keyframes itemEquip{0%{transform:scale(0);opacity:0}50%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.equipped-item-overlay.hat{top:-10%;left:50%;transform:translate(-50%)}.equipped-item-overlay.glasses{top:35%;left:50%;transform:translate(-50%)}.equipped-item-overlay.badge{bottom:5%;right:5%;font-size:2rem}.equipped-item-overlay.frame{top:0;left:0;right:0;bottom:0;font-size:8rem;opacity:.6}.equipped-list{width:100%;max-width:500px}.equipped-item-row{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--bg);border-radius:.5rem;margin-bottom:.5rem}.equipped-item-info{display:flex;align-items:center;gap:.75rem}.equipped-item-icon{font-size:1.5rem}.equipped-item-name{font-weight:500}.btn-unequip{background:var(--error);color:#fff;border:none;padding:.5rem 1rem;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .3s ease}.btn-unequip:hover{background:#dc2626;transform:scale(1.05)}.inventory-section{margin-bottom:2rem}.inventory-section h2{margin-bottom:1.5rem;color:var(--text)}.inventory-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.inventory-item{background:var(--card-bg);border:2px solid var(--border);border-radius:.75rem;padding:1rem;text-align:center;transition:all .3s ease}.inventory-item:hover{transform:translateY(-3px);border-color:var(--primary);box-shadow:0 4px 16px #0000001a}.inventory-item.equipped{background:linear-gradient(135deg,#6366f11a,#6366f10d);border-color:var(--primary)}.inventory-icon{font-size:3rem;margin-bottom:.5rem;display:block}.inventory-name{font-weight:600;margin-bottom:.75rem;color:var(--text)}.inventory-type{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;margin-bottom:.75rem}.btn-equip{width:100%;background:var(--primary);color:#fff;border:none;padding:.5rem;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .3s ease}.btn-equip:hover{background:var(--primary-dark)}.btn-equip.equipped{background:var(--success)}.empty-inventory{text-align:center;padding:3rem;color:var(--text-muted)}.empty-inventory-icon{font-size:4rem;margin-bottom:1rem;opacity:.5}@media (max-width: 768px){.shop-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.reward-icon{font-size:3rem}.balance-value{font-size:2rem}.avatar-display{width:150px;height:150px}.avatar-base{font-size:4rem}.inventory-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}@media (prefers-contrast: high){:root{--border: #ffffff}.btn,.option,.card{border-width:2px}}.store-hero{background:linear-gradient(135deg,#0f172ad9,#1e293bd9);border:1px solid rgba(255,255,255,.08);box-shadow:0 15px 30px #0000004d;border-radius:var(--radius);padding:24px;margin-bottom:24px;display:flex;justify-content:space-between;align-items:center;gap:20px}.store-kicker{font-size:11px;font-weight:700;letter-spacing:1px;color:var(--primary-hover);text-transform:uppercase}.store-hero h1{font-size:28px;font-weight:800;margin-top:4px;color:#fff}.store-hero p{font-size:14px;color:var(--muted);margin-top:4px}.store-balance{background:#6366f11a;border:1px solid rgba(99,102,241,.2);padding:12px 24px;border-radius:var(--radius-sm);display:flex;flex-direction:column;align-items:flex-end}.store-balance span{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.5px}.store-balance strong{font-size:24px;font-weight:800;color:var(--warning);margin-top:2px}.store-layout{display:grid;grid-template-columns:320px 1fr;gap:24px;align-items:start}.store-preview{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;align-items:center;text-align:center}.store-card-heading{width:100%;display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:700;letter-spacing:.5px;color:var(--muted);margin-bottom:20px}.store-live{color:var(--success);animation:pulseLive 1.5s infinite alternate}@keyframes pulseLive{0%{opacity:.4}to{opacity:1}}.store-avatar-stage{position:relative;width:150px;height:150px;background:linear-gradient(135deg,#6366f114,#06b6d414);border-radius:50%;border:2px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;margin-bottom:16px;box-shadow:0 10px 25px #0003;transition:all .3s ease;overflow:visible}.store-avatar-stage:hover{transform:scale(1.03);border-color:var(--primary);box-shadow:0 12px 30px #6366f133}.store-avatar-base{font-size:4.5rem;z-index:1}.store-avatar-item{position:absolute;font-size:2.2rem;display:none;animation:itemEquip .3s var(--bounce);z-index:2}.store-avatar-item.visible{display:block}.store-avatar-hat{top:-15px;left:50%;transform:translate(-50%)}.store-avatar-glasses{top:38px;left:50%;transform:translate(-50%);font-size:2rem}.store-avatar-clothes{bottom:0;left:50%;transform:translate(-50%);font-size:2.5rem}.store-avatar-badge{bottom:10px;right:10px;font-size:1.5rem;z-index:3}.store-avatar-stage.store-bg-galaxy{background:radial-gradient(circle,#2e1065,#0f172a);border-color:#a855f7}.store-avatar-stage.store-bg-ocean{background:radial-gradient(circle,#0e7490,#0f172a);border-color:#06b6d4}.store-avatar-stage.store-bg-sunset{background:radial-gradient(circle,#b45309,#0f172a);border-color:#f59e0b}.store-avatar-stage.store-frame-diamond{border:4px solid #38bdf8;box-shadow:0 0 20px #38bdf866}.store-avatar-stage.store-frame-fire{border:4px solid #f97316;box-shadow:0 0 20px #f9731666}.store-avatar-stage.store-frame-gold{border:4px solid #fbbf24;box-shadow:0 0 20px #fbbf2466}.store-avatar-stage.store-frame-silver{border:4px solid #9ca3af;box-shadow:0 0 20px #9ca3af66}.store-avatar-stage.store-effect-sparkle:before{content:"✨";position:absolute;top:10px;left:10px;font-size:1.2rem;animation:float 2s infinite ease-in-out}.store-avatar-stage.store-effect-glow{box-shadow:0 0 35px #6366f173}.store-avatar-stage.store-effect-rainbow{animation:rainbowGlow 5s linear infinite}@keyframes rainbowGlow{0%,to{border-color:#ef4444;box-shadow:0 0 20px #ef444466}33%{border-color:#10b981;box-shadow:0 0 20px #10b98166}66%{border-color:#3b82f6;box-shadow:0 0 20px #3b82f666}}#storeAvatarName{font-size:18px;font-weight:700;color:#fff;margin-top:4px}.store-equipped{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:12px;width:100%}.store-equipped-pill{background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:6px 12px;font-size:12px;font-weight:500;color:var(--text);display:flex;align-items:center;gap:6px;transition:all .2s ease}.store-equipped-pill:hover{background:#ef44441a;border-color:#ef44444d;color:var(--danger);transform:translateY(-1px)}.store-equipped-pill b{font-weight:800;margin-left:4px;opacity:.7}.store-inventory-title{width:100%;display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:700;letter-spacing:.5px;color:var(--muted);margin-top:24px;margin-bottom:12px;border-top:1px solid var(--border);padding-top:16px}.store-inventory{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;width:100%}.store-inventory-item{aspect-ratio:1;background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;position:relative}.store-inventory-item:hover{background:#6366f114;border-color:#6366f14d;transform:scale(1.05)}.store-inventory-item.equipped{border-color:var(--primary);background:#6366f11f;box-shadow:0 0 10px #6366f126}.store-inventory-item span{font-size:28px}.store-inventory-item small{font-size:8px;font-weight:700;letter-spacing:.5px;color:var(--muted);margin-top:4px;text-transform:uppercase}.store-inventory-item.equipped small{color:var(--primary-hover)}.store-empty-equipped,.store-empty-inventory{font-size:13px;color:var(--muted);padding:12px;width:100%}.store-empty-inventory{grid-column:1 / -1;display:flex;flex-direction:column;align-items:center;gap:6px;padding:24px 0}.store-catalog{display:flex;flex-direction:column;gap:20px}.store-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}.store-tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px}.store-tab{padding:8px 16px;background:#ffffff0a;border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-sm);font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap;transition:all .2s ease}.store-tab:hover{background:#ffffff14;color:var(--text)}.store-tab.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 4px 12px #6366f140}.store-catalog-count{font-size:13px;color:var(--muted)}.store-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.store-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;backdrop-filter:var(--glass);-webkit-backdrop-filter:var(--glass);transition:all .25s var(--transition);position:relative;overflow:hidden}.store-item:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--secondary));transform:scaleX(0);transition:transform .25s ease}.store-item:hover{transform:translateY(-4px);border-color:#ffffff26;box-shadow:0 10px 25px #0000004d}.store-item:hover:before{transform:scaleX(1)}.store-item-art{width:64px;height:64px;border-radius:16px;background:#ffffff08;display:flex;align-items:center;justify-content:center;font-size:32px;margin-bottom:16px;border:1px solid rgba(255,255,255,.06);transition:transform .25s ease}.store-item:hover .store-item-art{transform:scale(1.08) 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dashed var(--border)}.cert-qr-box{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:11px;color:var(--muted)}.cert-qr-svg{width:60px;height:60px;border-radius:6px}.cert-signature-box{text-align:right;font-size:13px}.cert-sig-line{font-weight:700;color:var(--text);border-bottom:1px solid var(--text);padding-bottom:4px;margin-bottom:4px}.cert-sig-title{color:var(--muted);font-size:12px}@media print{body *{visibility:hidden}#certPrintArea,#certPrintArea *{visibility:visible}#certPrintArea{position:absolute;left:0;top:0;width:100%}}.nd{display:grid;gap:22px;width:100%;max-width:1440px;margin:0 auto}.nd-row{display:grid;gap:22px;min-width:0}.nd-row-2{grid-template-columns:1.2fr 1fr}.nd-row-3{grid-template-columns:repeat(3,minmax(0,1fr))}.nd-card{background:var(--card);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow-soft);padding:22px 24px;min-width:0;backdrop-filter:var(--glass);-webkit-backdrop-filter:var(--glass)}.nd-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.nd-chip-note{font-size:.68rem;font-weight:700;letter-spacing:.08em;color:var(--secondary);background:var(--primary-soft);border:1px solid var(--border);border-radius:999px;padding:4px 10px}.nd-card-title{font-size:1.02rem;font-weight:700;letter-spacing:.01em;display:flex;align-items:center;gap:8px;margin:0}.nd-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 30px;border:1px solid var(--border);border-radius:28px;background:radial-gradient(900px 260px at 88% -40%,var(--primary-soft),transparent 65%),radial-gradient(600px 220px at 10% 120%,rgba(6,182,212,.08),transparent 60%),var(--card);box-shadow:var(--shadow-soft);min-width:0}.nd-hero-text{min-width:0}.nd-hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:600;color:var(--secondary);background:var(--primary-soft);border:1px solid var(--border);border-radius:999px;padding:6px 14px;margin-bottom:12px}.nd-hero-title{font-size:clamp(1.35rem,2.2vw,1.8rem);font-weight:800;line-height:1.25;margin:0 0 6px}.nd-hero-name{color:var(--primary)}.nd-hero-sub{color:var(--muted);font-size:.95rem;margin:0 0 16px;max-width:46ch}.nd-hero-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.nd-hero-avatar{width:44px;height:44px;flex:0 0 44px;display:inline-flex;align-items:center;justify-content:center;font-size:1.35rem;border-radius:14px;background:var(--primary-soft);border:1px solid var(--border)}.nd-hero-level{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.nd-hero-level-badge{font-size:.78rem;font-weight:700;color:var(--primary);background:var(--primary-soft);border:1px solid var(--border-focus);border-radius:999px;padding:5px 12px;white-space:nowrap}.nd-hero-xp{width:140px;height:8px;border-radius:999px;background:var(--primary-soft);border:1px solid var(--border);overflow:hidden}.nd-hero-xp-fill{display:block;height:100%;width:0%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .8s cubic-bezier(.16,1,.3,1)}.nd-hero-xp-text{font-size:.78rem;color:var(--muted);white-space:nowrap}.nd-hero-robot{flex:0 0 auto;width:148px;display:flex;justify-content:center}.nd-hero-robot .mascot{transform:scale(.92);transform-origin:center}.nd-card--next{background:linear-gradient(135deg,var(--primary-soft),transparent 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cubic-bezier(.16,1,.3,1)}.nd-next-pct{font-size:.78rem;color:var(--muted)}.nd-next-cta{flex:0 0 auto}.nd-next-sub{margin:0;color:var(--muted);font-size:.9rem}.nd-hint{color:var(--muted);font-size:.84rem;margin:8px 0 0}.nd-hint--ok{color:var(--success);font-weight:600}.nd-streak-body{display:grid;gap:14px}.nd-streak-top-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.nd-streak-num{display:flex;align-items:baseline;gap:10px}.nd-streak-num b{font-size:2.3rem;line-height:1}.nd-streak-num span:last-child{color:var(--muted);font-size:.9rem}.nd-streak-flame{font-size:1.5rem;align-self:center}.nd-freeze-badge{display:inline-flex;align-items:center;gap:4px;font-size:.78rem;font-weight:700;color:#0284c7;background:#0ea5e91f;border:1px solid rgba(14,165,233,.28);border-radius:999px;padding:4px 10px;white-space:nowrap}.nd-freeze-badge i{font-style:normal}.nd-week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.nd-day{display:flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--border);background:transparent;min-height:34px;font-size:.72rem;color:var(--muted)}.nd-day i{font-style:normal}.nd-day--today{border-color:var(--border-focus)}.nd-day--on{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;border-color:transparent}.nd-day--freeze{background:#0ea5e933;color:#0284c7;border-color:#0ea5e973}.nd-xp-chip{display:inline-flex;align-items:center;font-size:.78rem;font-weight:700;color:var(--warning);background:#f59e0b1f;border:1px solid rgba(245,158,11,.25);border-radius:999px;padding:3px 10px}.nd-kv{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--border);font-size:.9rem}.nd-kv:last-of-type{border-bottom:none}.nd-kv-l{color:var(--muted)}.nd-kv-v{font-weight:700;white-space:nowrap}.nd-mini-bar{height:7px;border-radius:999px;background:var(--primary-soft);border:1px solid var(--border);overflow:hidden;margin:4px 0 12px}.nd-mini-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .8s cubic-bezier(.16,1,.3,1)}.nd-goal-line{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted);margin-top:8px}.nd-challenge-task{margin:0 0 10px;font-size:.92rem;line-height:1.5}.nd-challenge-title{color:var(--muted);font-size:.86rem}.nd-challenge-meta{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--muted);margin-bottom:12px;flex-wrap:wrap}.nd-card--challenge{position:relative}.nd-card--challenge:before{content:"";position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;border-radius:inherit;background:linear-gradient(120deg,transparent 20%,rgba(245,158,11,.07) 40%,transparent 60%);background-size:250% 100%;animation:ndChShimmer 4.5s ease-in-out infinite;pointer-events:none}.nd-card--done:before{display:none}@keyframes ndChShimmer{0%,60%{background-position:130% 0}to{background-position:-130% 0}}.nd-flash{animation:ndFlash .9s ease}@keyframes ndFlash{0%{box-shadow:0 0 #f59e0b73}to{box-shadow:0 0 0 14px #f59e0b00}}.nd-stats-body{display:flex;align-items:stretch;justify-content:space-around;gap:8px;flex-wrap:wrap}.nd-stat{display:flex;align-items:center;gap:8px;background:var(--primary-soft);border:1px solid var(--border);border-radius:16px;padding:12px 16px;min-height:52px;font:inherit;color:inherit;cursor:pointer;transition:transform .18s ease,border-color .18s ease;min-width:0}.nd-stat:hover{transform:translateY(-2px);border-color:var(--border-focus)}.nd-stat b{font-size:1.15rem}.nd-stat span:last-child{color:var(--muted);font-size:.82rem;white-space:nowrap}.nd-stat-ico{font-size:1.1rem}.nd-stat-sep{width:1px;background:var(--border);align-self:stretch}.nd-goal-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:10px}.nd-goal-lvl{font-weight:700}.nd-goal-xp{color:var(--muted);font-size:.84rem;white-space:nowrap}.nd-goal-bar{height:10px;border-radius:999px;background:var(--primary-soft);border:1px solid var(--border);overflow:hidden}.nd-goal-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .9s cubic-bezier(.16,1,.3,1)}.nd-feed{display:grid;gap:4px;margin:0;padding:0;list-style:none}.nd-feed-item{display:flex;align-items:center;gap:12px;padding:10px 6px;border-bottom:1px dashed var(--border);min-width:0}.nd-feed-item:last-child{border-bottom:none}.nd-feed-ico{flex:0 0 auto;font-size:1.05rem}.nd-feed-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.nd-feed-text b{font-weight:600;font-size:.88rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nd-feed-text span{color:var(--muted);font-size:.78rem}.nd-feed-time{flex:0 0 auto;color:var(--muted);font-size:.75rem;white-space:nowrap}.nd-empty{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:10px 0}.nd-empty--row{flex-direction:row;align-items:center;gap:14px;flex-wrap:wrap}.nd-empty--row p{margin:0}.nd-empty--row div{flex:1;min-width:160px}.nd-empty h3{margin:0;font-size:1rem}.nd-empty p{margin:0;color:var(--muted);font-size:.88rem}.nd-empty-ico{width:48px;height:48px;display:inline-flex;align-items:center;justify-content:center;font-size:1.5rem;border-radius:16px;background:var(--primary-soft);border:1px solid var(--border)}.nd-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border-radius:14px;font:inherit;font-weight:600;font-size:.9rem;cursor:pointer;border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease;white-space:nowrap}.nd-btn--primary{color:#fff;background:linear-gradient(135deg,var(--primary),var(--secondary));box-shadow:var(--shadow-soft),var(--glow)}.nd-btn--primary:hover{transform:translateY(-2px);box-shadow:var(--shadow),var(--glow)}.nd-btn--ghost{color:var(--text);background:transparent;border-color:var(--border)}.nd-btn--ghost:hover{border-color:var(--border-focus);background:var(--primary-soft)}.nd-btn--warning{color:#fff;background:linear-gradient(135deg,var(--warning),#fbbf24)}.nd-btn--warning:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}.nd-btn--lg{width:100%;min-width:180px}.nd-btn:active{transform:translateY(0) scale(.98)}.nd-pulse{animation:ndPulse 2.6s ease-in-out infinite}@keyframes ndPulse{0%,to{box-shadow:var(--shadow-soft),0 0 #6366f147}50%{box-shadow:var(--shadow-soft),0 0 0 8px #6366f100}}.nd-reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s cubic-bezier(.16,1,.3,1)}.nd-reveal.nd-in{opacity:1;transform:none}.nd button:focus-visible,.nd [role=progressbar]:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:12px}@media (max-width: 1279px){.nd-row-3{grid-template-columns:repeat(2,minmax(0,1fr))}.nd-card--challenge,.nd-card--goal{grid-column:1 / -1}}@media (max-width: 1024px) and (min-width: 769px){.nd-row-2{grid-template-columns:1fr 1fr}.nd-hero-robot{width:120px}.nd-hero-robot .mascot{transform:scale(.75)}}@media (max-width: 768px){.nd{gap:16px}.nd-row-2,.nd-row-3{grid-template-columns:1fr}.nd-hero{flex-direction:column-reverse;align-items:flex-start;padding:22px 20px;gap:12px}.nd-hero-robot{width:110px;align-self:center}.nd-hero-robot .mascot{transform:scale(.68)}.nd-hero-sub{max-width:100%}.nd-card{padding:18px;border-radius:22px}.nd-next{gap:14px}.nd-next-cta{width:100%}.nd-btn--lg{min-width:0;width:100%}.nd-stats-body{justify-content:flex-start}}@media (max-width: 360px){.nd-hero{padding:18px 16px}.nd-week{gap:4px}.nd-day{font-size:.66rem}.nd-hero-xp{width:110px}}@media (prefers-reduced-motion: reduce){.nd *,.nd *:before,.nd *:after{animation:none!important;transition:none!important}.nd-reveal{opacity:1;transform:none}}.ls-section-head{margin-bottom:24px}.ls-section-head h3{font-size:1.25rem;font-weight:700;margin-bottom:4px}.ls-section-head p{color:var(--muted);font-size:.92rem}.ls-continue-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin:4px 0 10px}.ls-continue-head h4{font-size:1.05rem;font-weight:800;letter-spacing:-.01em}.ls-continue-head span{color:var(--muted);font-size:.84rem;font-weight:600}.ls-continue{position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:20px 24px;border-radius:24px;margin-bottom:32px;background:var(--card);border:1px solid color-mix(in srgb,var(--primary) 22%,var(--border));color:var(--text);overflow:hidden;box-shadow:var(--shadow-soft);animation:lsFadeUp .45s var(--bounce) both}.ls-continue:after{content:"";position:absolute;top:-70px;right:-50px;width:220px;height:220px;background:color-mix(in srgb,var(--primary) 7%,transparent);border-radius:50%;pointer-events:none}.ls-continue-info{display:flex;align-items:center;gap:16px;min-width:0}.ls-continue-icon{width:54px;height:54px;border-radius:16px;background:var(--primary-soft);border:1px solid color-mix(in srgb,var(--primary) 22%,transparent);display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex-shrink:0}.ls-continue-course{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--primary);margin-bottom:3px}.ls-continue-text h3{font-size:1.12rem;font-weight:800;margin-bottom:2px;line-height:1.3}.ls-continue-sub{color:var(--muted);font-size:.9rem}.ls-continue-meta{display:flex;align-items:center;gap:8px;margin-top:6px;flex-wrap:wrap}.ls-continue-meta span{font-size:.76rem;font-weight:700;color:var(--muted);background:var(--bg-alt);border:1px solid var(--border);padding:3px 10px;border-radius:99px;white-space:nowrap}.ls-continue-meta .ls-continue-xp{color:var(--warning);background:color-mix(in srgb,var(--warning) 10%,transparent);border-color:color-mix(in srgb,var(--warning) 28%,transparent)}.ls-continue-progress{display:flex;align-items:center;gap:12px;flex-grow:1;max-width:300px;min-width:180px}.ls-continue-bar{flex:1;height:9px;border-radius:99px;background:var(--bg-alt);border:1px solid var(--border);overflow:hidden}.ls-continue-bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .8s var(--bounce)}.ls-continue-pct{font-weight:800;font-size:.95rem;white-space:nowrap}.ls-continue.ls-continue-done{border-color:color-mix(in srgb,var(--success) 32%,var(--border))}.ls-continue.ls-continue-done .ls-continue-icon{background:color-mix(in srgb,var(--success) 12%,transparent);border-color:color-mix(in srgb,var(--success) 28%,transparent)}.ls-continue.ls-continue-done .ls-continue-text h3{color:var(--success)}.btn.ls-btn-continue{background:linear-gradient(135deg,var(--primary),color-mix(in srgb,var(--secondary) 45%,var(--primary)));color:#fff;font-weight:700;border:none;white-space:nowrap;min-height:42px;padding:10px 22px;border-radius:99px;transition:transform .25s var(--bounce),box-shadow .25s ease,background .2s}.btn.ls-btn-continue:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 12px 26px color-mix(in srgb,var(--primary) 30%,transparent)}.btn.ls-btn-continue:active{transform:translateY(0) scale(.97)}.ls-btn-arrow{display:inline-block;transition:transform .25s var(--bounce)}.ls-btn-continue:hover .ls-btn-arrow{transform:translate(5px)}.ls-course-head-actions .btn:hover .ls-btn-arrow,.ls-course-card:hover .ls-btn-arrow{transform:translate(4px)}.ls-courses-grid{display:flex;flex-direction:column;gap:12px;max-width:880px}.ls-course-card{position:relative;display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:26px;background:var(--card);border:1px solid var(--border);cursor:pointer;transition:transform .25s var(--bounce),box-shadow .25s var(--bounce),border-color .25s;animation:lsFadeUp .5s var(--bounce) both;overflow:hidden;min-width:0}.ls-course-card:hover{transform:translateY(-3px);border-color:var(--border-focus);box-shadow:var(--shadow-soft)}.ls-course-card:active{transform:translateY(-1px) scale(.995)}.ls-course-icon{width:50px;height:50px;border-radius:16px;font-size:1.5rem;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--ls-color, var(--primary)) 14%,transparent);border:1px solid color-mix(in srgb,var(--ls-color, var(--primary)) 26%,transparent);flex-shrink:0}.ls-course-id{flex:1;min-width:0}.ls-course-id h4{font-size:1.12rem;font-weight:800;line-height:1.25;letter-spacing:-.01em}.ls-course-tagline{color:var(--muted);font-size:.84rem;line-height:1.4;margin-top:2px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.ls-course-meta{display:flex;align-items:center;gap:10px;margin-top:6px;flex-wrap:wrap;font-size:.78rem;font-weight:600;color:var(--muted)}.ls-course-side{display:flex;flex-direction:column;align-items:flex-end;justify-content:center;gap:6px;flex-shrink:0}.ls-progress-track{flex:1;height:8px;border-radius:99px;background:var(--primary-soft);border:1px solid var(--border);overflow:hidden}.ls-progress-track span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .9s var(--bounce)}.ls-progress-pct{font-size:.85rem;font-weight:700;min-width:42px;text-align:right}.ls-course-head{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:24px;border-radius:var(--radius);background:var(--card);border:1px solid var(--border);margin-bottom:24px;animation:lsFadeUp .4s var(--bounce) both;overflow:hidden;max-width:100%}.ls-course-head-icon{width:68px;height:68px;border-radius:18px;font-size:2.1rem;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--ls-color, var(--primary)) 14%,transparent);border:1px solid color-mix(in srgb,var(--ls-color, var(--primary)) 32%,transparent);flex-shrink:0}.ls-course-head-info{flex:1 1 220px;min-width:0}.ls-course-head-info h3{font-size:1.45rem;font-weight:800;margin-bottom:4px}.ls-course-head-info>p{color:var(--muted);font-size:.92rem;margin-bottom:12px}.ls-course-head-actions{display:flex;flex-direction:column;gap:10px;align-items:stretch}.ls-course-back{align-self:flex-start}.ls-level-chip{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:600;color:var(--muted);background:var(--primary-soft);border:1px solid var(--border);padding:6px 12px;border-radius:99px;white-space:nowrap;justify-content:center}.ls-lessons-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.ls-lesson-card{position:relative;display:flex;align-items:center;gap:16px;padding:18px;border-radius:var(--radius-sm);background:var(--card);border:1px solid var(--border);cursor:pointer;transition:transform .22s var(--bounce),border-color .22s,box-shadow .22s;animation:lsFadeUp .45s var(--bounce) both;overflow:hidden;min-width:0}.ls-lesson-card:hover{transform:translateY(-3px);border-color:var(--border-focus);box-shadow:var(--shadow-soft)}.ls-lesson-card:active{transform:translateY(-1px) scale(.99)}.ls-lesson-num{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.95rem;flex-shrink:0;background:var(--primary-soft);color:var(--text);border:1px solid var(--border);position:relative}.ls-lesson-num .ls-state-ico{position:absolute;bottom:-6px;right:-6px;font-size:.75rem;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--bg-alt);border:1px solid var(--border)}.ls-lesson-info{flex:1;min-width:0}.ls-lesson-info h5{font-size:.98rem;font-weight:700;margin-bottom:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ls-lesson-info p{font-size:.8rem;color:var(--muted);display:flex;align-items:center;gap:10px;flex-wrap:wrap}.ls-lesson-arrow{color:var(--muted);font-size:1.05rem;transition:transform .2s,color .2s;flex-shrink:0}.ls-lesson-card:hover .ls-lesson-arrow{transform:translate(4px);color:var(--primary)}.ls-lesson-card.ls-locked{opacity:.62;cursor:not-allowed;filter:grayscale(.35)}.ls-lesson-card.ls-locked:hover{transform:none;border-color:var(--border);box-shadow:none}.ls-lesson-card.ls-locked:active{transform:none}.ls-lesson-card.ls-locked:hover .ls-lesson-arrow{transform:none;color:var(--muted)}.ls-lesson-card.ls-locked .ls-lesson-num{background:var(--bg-alt)}.ls-lesson-card.ls-completed{border-color:color-mix(in srgb,var(--success) 35%,transparent)}.ls-lesson-card.ls-completed .ls-lesson-num{background:color-mix(in srgb,var(--success) 14%,transparent);color:var(--success);border-color:color-mix(in srgb,var(--success) 30%,transparent)}.ls-lesson-card.ls-completed .ls-state-ico{color:var(--success)}.ls-lesson-card.ls-current{border-color:color-mix(in srgb,var(--primary) 55%,transparent);box-shadow:var(--glow)}.ls-lesson-card.ls-current .ls-lesson-num{background:color-mix(in srgb,var(--primary) 16%,transparent);color:var(--primary);border-color:color-mix(in srgb,var(--primary) 40%,transparent)}.ls-lesson-card.ls-current .ls-state-ico{color:var(--primary)}.ls-lesson-card.ls-current:after{content:"Joriy dars";position:absolute;top:10px;right:14px;font-size:.68rem;font-weight:700;color:var(--primary);background:var(--primary-soft);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent);padding:2px 8px;border-radius:99px}.ls-viewer-wrap{max-width:min(1280px,100%);width:100%;margin:0 auto;animation:lsFadeUp .4s var(--bounce) 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.ls-chip{background:color-mix(in srgb,var(--ls-color, var(--primary)) 14%,transparent);border:1px solid color-mix(in srgb,var(--ls-color, var(--primary)) 30%,transparent);color:var(--text);padding:4px 12px;border-radius:99px;font-weight:600}.ls-viewer-hero h3{font-size:1.5rem;font-weight:800;margin-bottom:10px;line-height:1.3;overflow-wrap:break-word}.ls-viewer-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}.ls-viewer-meta span{display:inline-flex;align-items:center;gap:6px}.ls-viewer-body{padding:32px 44px}.ls-placeholder{text-align:center;padding:40px 20px}.ls-placeholder-ico{width:92px;height:92px;margin:0 auto 20px;border-radius:24px;font-size:2.6rem;display:flex;align-items:center;justify-content:center;background:var(--primary-soft);border:1px solid var(--border);animation:lsFloat 3.2s ease-in-out infinite}.ls-placeholder h4{font-size:1.3rem;font-weight:800;margin-bottom:8px}.ls-placeholder p{color:var(--muted);font-size:.95rem;max-width:420px;margin:0 auto;line-height:1.6}.ls-content-block{margin-bottom:22px}.ls-content-block h5{font-size:1rem;font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:8px}.ls-content-block p{color:var(--text);line-height:1.7;font-size:.95rem;white-space:pre-wrap}.ls-content-code{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;font-family:Consolas,Monaco,monospace;font-size:.86rem;line-height:1.6;overflow-x:auto;white-space:pre-wrap;color:var(--secondary)}.ls-content-task{background:color-mix(in srgb,var(--warning) 8%,transparent);border:1px solid color-mix(in srgb,var(--warning) 30%,transparent);border-radius:var(--radius-sm);padding:16px;font-size:.92rem;line-height:1.6}.ls-viewer-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:20px 44px;border-top:1px solid 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p{font-size:.85rem;color:var(--muted);line-height:1.5}.ls-level-option .ls-level-check{margin-left:auto;color:var(--primary);font-weight:800;opacity:0;transition:opacity .2s;flex-shrink:0}.ls-level-option.selected .ls-level-check{opacity:1}.ls-diagnostic-progress{color:var(--muted);font-size:.82rem;font-weight:700;margin:14px 0 8px}.ls-diagnostic-question{font-size:1.05rem;font-weight:800;line-height:1.45;margin-bottom:14px}.ls-diagnostic-options{display:grid;gap:8px}.ls-diagnostic-option{display:flex;align-items:center;gap:10px;width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--text);text-align:left;cursor:pointer}.ls-diagnostic-option:hover:not(:disabled){border-color:var(--primary);background:var(--primary-soft)}.ls-diagnostic-option>span{color:var(--primary);font-weight:800;min-width:22px}.ls-diagnostic-feedback{margin-top:12px;color:var(--muted);font-size:.88rem}.ls-locked-body{text-align:center;padding:10px 4px}.ls-locked-ico{width:84px;height:84px;margin:0 auto 16px;border-radius:22px;font-size:2.2rem;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--warning) 12%,transparent);border:1px solid color-mix(in srgb,var(--warning) 30%,transparent);animation:lsShake .5s ease .15s 1}.ls-locked-body h4{font-size:1.2rem;font-weight:800;margin-bottom:8px}.ls-locked-body p{color:var(--muted);font-size:.92rem;line-height:1.6;margin-bottom:14px}.ls-locked-prev{display:inline-flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text);background:var(--primary-soft);border:1px solid var(--border);padding:8px 14px;border-radius:99px;margin-bottom:4px}.ls-settings-current{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:var(--radius-sm);background:var(--primary-soft);border:1px solid var(--border);font-size:.9rem;margin-bottom:16px;flex-wrap:wrap}.ls-settings-danger{margin-top:18px;padding-top:16px;border-top:1px dashed var(--border)}.ls-empty{text-align:center;padding:60px 20px;color:var(--muted)}.ls-empty .ls-empty-ico{font-size:3rem;margin-bottom:12px}.ls-empty h4{color:var(--text);font-weight:700;margin-bottom:6px}.ls-empty p{font-size:.9rem}@keyframes lsFadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes lsFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes lsShake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@media (max-width: 1024px){.ls-courses-grid,.ls-lessons-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 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10%,transparent)}.ux-logout-question{font-size:1.05rem;font-weight:700;margin-bottom:6px}.ux-logout-note{color:var(--muted);font-size:.88rem;line-height:1.55}.btn-success{background:linear-gradient(135deg,var(--success),#34d399);color:#fff}.btn-success:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 22px color-mix(in srgb,var(--success) 35%,transparent)}.btn-success:disabled{opacity:.75;cursor:default}.sidebar .nav-item .nav-icon{display:inline-block;transition:transform .25s var(--bounce)}.sidebar .nav-item:hover .nav-icon{transform:scale(1.18)}.sidebar .nav-item.active .nav-icon{transform:scale(1.1)}.sidebar .nav-item.active:before{content:"";position:absolute;left:0;top:22%;bottom:22%;width:3px;border-radius:99px;background:#fffffff2;animation:lsIndicatorIn .35s var(--bounce) both}@keyframes lsIndicatorIn{0%{transform:scaleY(0);opacity:0}to{transform:scaleY(1);opacity:1}}@keyframes lsPageIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}#page-lessons.active .ls-section-head,#page-lessons.active .ls-courses-grid,#page-lessonCourse.active #lsCourseContainer,#page-lessonView.active #lsLessonContainer{animation:lsPageIn .5s var(--bounce) both}.ls-lesson-card.ls-shake{animation:lsShakeCard .45s ease}@keyframes lsShakeCard{0%,to{transform:translate(0)}20%{transform:translate(-3px)}40%{transform:translate(3px)}60%{transform:translate(-2px)}80%{transform:translate(2px)}}.ls-lesson-card.ls-current .ls-lesson-num{animation:lsCurrentPulse 2.8s ease-in-out infinite}@keyframes lsCurrentPulse{0%,to{box-shadow:0 0 color-mix(in srgb,var(--primary) 0%,transparent)}50%{box-shadow:0 0 14px 3px color-mix(in srgb,var(--primary) 32%,transparent)}}.ls-course-head .ls-level-chip{animation:lsChipIn .5s var(--bounce) .15s both}@keyframes lsChipIn{0%{opacity:0;transform:translate(-12px)}to{opacity:1;transform:translate(0)}}.ls-content-intro{background:var(--primary-soft);border:1px solid var(--border);border-left:3px solid var(--primary);border-radius:var(--radius-sm);padding:14px 16px;font-size:.93rem;line-height:1.65;margin-bottom:22px;color:var(--text)}.ls-content-section{margin-bottom:26px;padding-bottom:22px;border-bottom:1px dashed var(--border);animation:lsSectionIn .45s var(--bounce) both}.ls-content-section:last-of-type{border-bottom:none;margin-bottom:8px}.ls-content-sec-title{display:flex;align-items:center;gap:10px;font-size:1.12rem;font-weight:800;margin-bottom:14px}.ls-content-sec-title>span:last-child{overflow-wrap:break-word}.ls-sec-num{width:28px;height:28px;border-radius:9px;background:var(--primary-soft);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent);color:var(--primary);font-size:.85rem;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}.ls-sec-num.kp{background:color-mix(in srgb,var(--warning) 14%,transparent);border-color:color-mix(in srgb,var(--warning) 35%,transparent);color:var(--warning)}.ls-content-text{font-size:1rem;line-height:1.8;color:var(--text);overflow-wrap:break-word}.ls-inline-code{font-family:Consolas,Monaco,monospace;font-size:.84em;background:var(--bg-alt);border:1px solid var(--border);border-radius:6px;padding:1px 7px;color:var(--secondary);white-space:nowrap}.ls-content-codeblock{margin:18px 0;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border);background:var(--bg-alt);max-width:100%}.ls-code-lang{font-size:.72rem;font-weight:700;letter-spacing:.4px;color:var(--muted);padding:8px 14px;background:color-mix(in srgb,var(--primary) 7%,transparent);border-bottom:1px solid var(--border)}.ls-content-code{margin:0;padding:16px;font-family:Consolas,Monaco,monospace;font-size:.9rem;line-height:1.65;color:var(--text);overflow-x:auto;white-space:pre;-webkit-overflow-scrolling:touch}.ls-content-codenote{padding:12px 14px;font-size:.85rem;line-height:1.6;color:var(--muted);border-top:1px dashed var(--border)}.ls-content-codenote .ls-inline-code{color:var(--secondary)}.ls-content-result{background:color-mix(in srgb,var(--success) 8%,transparent);border:1px solid color-mix(in srgb,var(--success) 25%,transparent);border-radius:var(--radius-sm);padding:12px 14px;font-size:.88rem;line-height:1.6;margin:16px 0}.ls-content-result-label{font-weight:800;color:var(--success)}.ls-content-note{background:color-mix(in srgb,var(--warning) 9%,transparent);border:1px solid color-mix(in srgb,var(--warning) 28%,transparent);border-radius:var(--radius-sm);padding:12px 14px;font-size:.88rem;line-height:1.6;margin-top:16px}.ls-content-keypoints{background:var(--card-hover);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 18px;margin-top:6px}.ls-content-keypoints ul{list-style:none;display:flex;flex-direction:column;gap:8px}.ls-content-keypoints li{font-size:.9rem;line-height:1.6;padding-left:22px;position:relative}.ls-content-keypoints li:before{content:"✔";position:absolute;left:0;color:var(--success);font-weight:800}@keyframes lsSectionIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.ls-status-badge{font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:99px;white-space:nowrap}.ls-status-badge.reading{color:var(--primary);background:var(--primary-soft);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent)}.ls-status-badge.ready{color:var(--secondary);background:color-mix(in srgb,var(--secondary) 12%,transparent);border:1px solid color-mix(in srgb,var(--secondary) 30%,transparent)}.ls-status-badge.done{color:var(--success);background:color-mix(in srgb,var(--success) 12%,transparent);border:1px solid color-mix(in srgb,var(--success) 30%,transparent)}.ls-read-footer{display:flex;flex-direction:column;align-items:center;gap:12px;padding:20px 44px 26px;border-top:1px solid var(--border);text-align:center}.ls-read-hint{font-size:.9rem;color:var(--muted);line-height:1.55}.ls-read-hint.ok{color:var(--success);font-weight:600}.ls-btn-test{animation:lsPopIn .35s var(--bounce) both}.ls-btn-test:hover{transform:translateY(-2px) scale(1.02)}.ls-btn-test:active{transform:scale(.97)}@keyframes lsPopIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.ls-quiz-progress{display:flex;align-items:center;gap:12px;margin-top:14px;max-width:380px}.ls-quiz-progress .ls-progress-track{height:10px}.ls-quiz-progress-text{font-size:.88rem;font-weight:800;white-space:nowrap}.ls-quiz-questioncard{background:var(--card-hover);border:1px solid var(--border);border-radius:var(--radius-sm);padding:22px}.ls-anim-quiz{animation:lsQuizIn .35s var(--bounce) both}@keyframes lsQuizIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.ls-quiz-qnum{display:inline-block;font-size:.75rem;font-weight:800;color:var(--primary);background:var(--primary-soft);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent);padding:3px 12px;border-radius:99px;margin-bottom:12px}.ls-quiz-question{font-size:1.05rem;font-weight:700;line-height:1.6;margin-bottom:18px;white-space:pre-line}.ls-quiz-options{display:flex;flex-direction:column;gap:10px}.ls-quiz-option{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:13px 15px;border-radius:var(--radius-sm);background:var(--card);border:1.5px solid var(--border);cursor:pointer;font-size:.93rem;color:var(--text);transition:border-color .2s ease,background .2s ease,transform .2s 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0 auto}.ls-step-title{font-weight:800}.ls-step-note{color:var(--muted);font-size:.85rem;margin-bottom:8px}.ls-step-code{background:var(--bg-alt);border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:.78rem;overflow-x:auto;margin-bottom:8px;max-height:220px}.ls-step-code.css{border-left:3px solid #2965f1}.ls-step-code.js{border-left:3px solid #f7df1e}.ls-project-checklist-wrap{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card);padding:14px 16px}.ls-checklist-title{font-weight:800;margin-bottom:10px}.ls-project-progress{height:10px}.ls-project-pct{font-weight:800;color:var(--primary);margin:6px 0 10px}.ls-checklist{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:6px}.ls-check-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--bg-alt);font-size:.84rem;color:var(--muted)}.ls-check-item.done{border-color:color-mix(in 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rgba(148,163,184,.25);background:transparent;color:inherit;font-size:14px;font-weight:600;cursor:pointer}.ls-cstab.active{border-color:#6366f1;background:#6366f126}.ls-cstab-panels{display:block}.ls-cstab-panel{display:none}.ls-cstab-panel.active{display:block}.ls-cstab-panel .ls-img-preview-frame{width:100%;min-height:120px;border:1px solid rgba(148,163,184,.2);border-radius:10px;background:#0b0f1d}.ls-cstab-code{margin:10px 0 0;padding:10px 12px;border-radius:10px;background:#0b0f1d;color:#a5b4fc;font-size:12.5px;line-height:1.55;overflow-x:auto;white-space:pre}.ls-wiz-row{display:flex;flex-direction:column;gap:12px}.ls-wiz-label{font-size:13px;font-weight:700;color:#94a3b8;margin-bottom:6px}.ls-wiz-btns{display:flex;flex-wrap:wrap;gap:8px}.ls-wiz-btn{min-height:44px;padding:10px 14px;border-radius:10px;border:2px solid 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strong{color:#fff}.ls-overall-motive{margin-top:6px;font-size:.86rem;font-weight:600;color:#ffffffeb}.ls-overall-ring-wrap{position:relative;width:104px;height:104px;flex-shrink:0;z-index:1}.ls-overall-ring{width:100%;height:100%;transform:rotate(-90deg);display:block}.ls-ring-bg{fill:none;stroke:#ffffff40;stroke-width:8}.ls-ring-fill{fill:none;stroke:#fff;stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset 1s var(--bounce)}.ls-ring-pct{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:800;color:#fff}.ls-ring-pct small{font-size:.68em;margin-left:1px;font-weight:700;color:#fffc}.ls-overall-robot{flex-shrink:0;display:flex;align-items:center;justify-content:center;position:relative;z-index:1}.ls-overall-robot .mascot{--mascot-size: 64px}.ls-course-state{position:relative;width:46px;height:46px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.ls-course-state 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transparent;white-space:nowrap}.ls-status-done{color:var(--success);background:color-mix(in srgb,var(--success) 12%,transparent);border-color:color-mix(in srgb,var(--success) 30%,transparent)}.ls-status-active{color:var(--secondary);background:color-mix(in srgb,var(--secondary) 12%,transparent);border-color:color-mix(in srgb,var(--secondary) 30%,transparent)}.ls-status-idle{color:var(--muted);background:color-mix(in srgb,var(--muted) 10%,transparent);border-color:color-mix(in srgb,var(--muted) 24%,transparent)}.ls-course-finished{border-color:color-mix(in srgb,var(--success) 32%,transparent)}@media (max-width: 1024px){.ls-overall{padding:20px 22px;gap:18px}.ls-overall-ring-wrap{width:92px;height:92px}.ls-overall-pct{font-size:2rem}}@media (max-width: 640px){.ls-section-head{margin-bottom:16px}.ls-section-head h3{font-size:1.35rem}.ls-overall{padding:18px 16px;gap:14px;margin-bottom:14px;border-radius:24px}.ls-overall-ring-wrap{width:80px;height:80px}.ls-overall-pct{font-size:1.75rem}.ls-overall-info{min-width:0;flex-basis:calc(100% - 94px)}.ls-overall-robot{display:none}.ls-continue{flex-direction:column;align-items:stretch;gap:14px}.ls-continue-progress{max-width:none;min-width:0}.ls-continue .ls-btn-continue,.ls-continue .btn.ls-btn-continue{width:100%;justify-content:center}.ls-continue-head{margin-bottom:8px}.ls-topics-head{margin:0 0 12px;font-size:1rem}.ls-course-card{gap:12px;padding:12px 14px;border-radius:22px}.ls-course-icon{width:44px;height:44px;font-size:1.3rem;border-radius:14px}.ls-course-id h4{font-size:1.02rem}.ls-course-tagline{font-size:.8rem}.ls-course-side{gap:4px}.ls-course-state{width:42px;height:42px}}@media (max-width: 360px){.ls-course-tagline{-webkit-line-clamp:2}}@media (prefers-reduced-motion: reduce){.ls-overall,.ls-topics-head,.ls-state-done{animation:none}.ls-ring-fill,.ls-state-ring-fill{transition:none!important}.ls-btn-continue{transition:none}}.ls-cpath{--road-w: 5px;position:relative;margin:18px 0 8px;padding:28px 10px 36px;border-radius:32px;background:radial-gradient(1100px 480px at 12% 0%,color-mix(in srgb,var(--primary) 8%,transparent),transparent 62%),radial-gradient(900px 420px at 88% 100%,color-mix(in srgb,var(--secondary) 8%,transparent),transparent 62%),var(--card);border:1px solid var(--border);box-shadow:var(--shadow-soft);overflow-x:clip;animation:lsFadeUp .45s var(--bounce) both}.ls-cpath,.ls-cpath>*{max-width:100%;min-width:0}.ls-cpath-bg{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;overflow:hidden;pointer-events:none;z-index:0}.ls-cpath-blob{position:absolute;border-radius:50%;filter:blur(46px);opacity:.55}.ls-cpath-blob--a{width:320px;height:320px;left:-100px;top:-90px;background:color-mix(in srgb,var(--primary) 13%,transparent)}.ls-cpath-blob--b{width:360px;height:360px;right:-120px;bottom:-130px;background:color-mix(in srgb,var(--secondary) 12%,transparent)}.ls-cpath-dots{position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(color-mix(in srgb,var(--text) 10%,transparent) 1px,transparent 1.4px);background-size:26px 26px;opacity:.32;-webkit-mask-image:linear-gradient(180deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(180deg,transparent,#000 10%,#000 90%,transparent)}.ls-cpath-chip{position:absolute;font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:.72rem;font-weight:700;color:color-mix(in srgb,var(--primary) 60%,var(--text));background:color-mix(in srgb,var(--primary) 8%,transparent);border:1px solid color-mix(in srgb,var(--primary) 18%,transparent);border-radius:10px;padding:4px 9px;opacity:.8}.ls-cpath-chip--html{top:26px;right:5%;transform:rotate(6deg)}.ls-cpath-chip--css{top:44%;left:3%;transform:rotate(-5deg)}.ls-cpath-chip--js{bottom:11%;right:4%;transform:rotate(4deg)}.ls-cpath-decor{position:absolute;font-size:1.5rem;opacity:.45;filter:saturate(.9)}.ls-cpath-decor--laptop{bottom:16px;left:3.5%;transform:rotate(-8deg)}.ls-cpath-road{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none;overflow:visible}.ls-croad-base,.ls-croad-progress{fill:none;stroke-linecap:round;stroke-linejoin:round}.ls-croad-base{stroke:color-mix(in srgb,var(--muted) 32%,transparent);stroke-width:var(--road-w)}.ls-croad-progress{stroke:url(#lsRoadGrad);stroke-width:calc(var(--road-w) + 1px)}.ls-crow{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,var(--l, 1fr)) 76px minmax(0,var(--r, 1fr));align-items:center;padding:22px 0;animation:lsFadeUp .45s var(--bounce) both}.ls-cnode{--node-size: 64px;grid-row:1;grid-column:2;justify-self:center;width:var(--node-size);height:var(--node-size);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-family:inherit;background:var(--card);border:2px solid var(--border-focus);box-shadow:var(--shadow-soft);transition:transform .18s var(--bounce),box-shadow .18s ease,border-color .18s ease,background .18s ease;-webkit-tap-highlight-color:transparent}.ls-cnode:hover{transform:translateY(-3px) scale(1.05);box-shadow:var(--glow)}.ls-cnode:active{transform:scale(.94)}.ls-cnode:focus-visible{outline:2px solid var(--primary);outline-offset:3px}.ls-cnode-face{font-size:1.15rem;font-weight:800;line-height:1;color:var(--primary)}.ls-cnode--open{background:var(--bg-alt);border-color:var(--border)}.ls-cnode--open .ls-cnode-face{color:var(--muted)}.ls-cnode--done{background:color-mix(in srgb,var(--success) 16%,var(--card));border-color:color-mix(in srgb,var(--success) 45%,transparent)}.ls-cnode--done .ls-cnode-face{color:var(--success)}.ls-cnode--locked{background:var(--bg-alt);border-color:var(--border);cursor:not-allowed;opacity:.8}.ls-cnode--locked .ls-cnode-face{font-size:.95rem;color:var(--muted)}.ls-cnode--current{--node-size: 72px;background:linear-gradient(135deg,var(--primary),color-mix(in srgb,var(--primary) 55%,var(--secondary)));border-color:transparent;box-shadow:0 8px 24px color-mix(in srgb,var(--primary) 35%,transparent);animation:lsCNodePulse 2.4s ease-in-out infinite}.ls-cnode--current .ls-cnode-face{color:#fff;font-size:1.3rem}@keyframes lsCNodePulse{0%,to{box-shadow:0 0 color-mix(in srgb,var(--primary) 35%,transparent),0 8px 24px color-mix(in srgb,var(--primary) 30%,transparent)}50%{box-shadow:0 0 0 12px color-mix(in srgb,var(--primary) 0%,transparent),0 8px 24px color-mix(in srgb,var(--primary) 30%,transparent)}}.ls-cnode.ls-shake,.ls-ccard.ls-shake{animation:lsShakeCard .45s ease}.ls-ccard{grid-row:1;grid-column:var(--card-col, 3);justify-self:var(--card-just, start);width:min(380px,100%);max-width:100%;background:var(--card);border:1px solid var(--border);border-radius:22px;padding:14px 18px 15px;box-shadow:var(--shadow-soft);cursor:pointer;transition:transform .18s var(--bounce),box-shadow .18s ease,border-color .18s ease;-webkit-tap-highlight-color:transparent}.ls-ccard:hover{transform:translateY(-3px);border-color:var(--border-focus);box-shadow:var(--glow)}.ls-ccard:focus-visible{outline:2px solid var(--primary);outline-offset:3px}.ls-ccard-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}.ls-ccard-num{font-size:.72rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);white-space:nowrap}.ls-ccard-status{font-size:.68rem;font-weight:700;padding:3px 10px;border-radius:999px;white-space:nowrap}.ls-ccard-status--current{color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,transparent)}.ls-ccard-status--done{color:var(--success);background:color-mix(in srgb,var(--success) 12%,transparent)}.ls-ccard-status--locked{color:var(--muted);background:var(--bg-alt)}.ls-ccard-status--open{color:var(--secondary);background:color-mix(in srgb,var(--secondary) 12%,transparent)}.ls-ccard-title{margin:0 0 4px;font-size:1rem;font-weight:800;color:var(--text);line-height:1.3;overflow-wrap:break-word;word-break:normal}.ls-ccard-desc{margin:0 0 8px;font-size:.8rem;color:var(--muted);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.ls-ccard-meta{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:.74rem;font-weight:600;color:var(--muted)}.ls-ccard-action{display:inline-flex;align-items:center;gap:5px;margin-top:10px;font-size:.8rem;font-weight:800;color:var(--primary)}.ls-ccard-action b{transition:transform .18s ease}.ls-ccard:hover .ls-ccard-action b{transform:translate(3px)}.ls-ccard-action--done{color:var(--success)}.ls-ccard--current{background:linear-gradient(135deg,color-mix(in srgb,var(--primary) 8%,var(--card)),var(--card));border-color:color-mix(in srgb,var(--primary) 30%,transparent)}.ls-ccard--done{background:linear-gradient(135deg,color-mix(in srgb,var(--success) 7%,var(--card)),var(--card));border-color:color-mix(in srgb,var(--success) 25%,transparent)}.ls-ccard--locked{opacity:.72;cursor:not-allowed}.ls-ccard--locked:hover{transform:none;box-shadow:var(--shadow-soft);border-color:var(--border)}@media (max-width: 640px){.ls-cpath{padding:18px 6px 28px;border-radius:26px}.ls-crow{grid-template-columns:minmax(0,var(--lm, 1fr)) 58px minmax(0,var(--rm, 1fr));padding:16px 0}.ls-cnode{--node-size: 52px}.ls-cnode--current{--node-size: 58px}.ls-ccard{grid-column:1 / -1;grid-row:2;justify-self:var(--card-align, start);width:min(288px,100%);margin-top:10px;padding:12px 14px 13px}.ls-ccard-title{font-size:.92rem}.ls-ccard-desc{font-size:.76rem}.ls-ccard-action{margin-top:8px;font-size:.76rem}.ls-cpath-chip{font-size:.64rem;padding:3px 7px}.ls-cpath-chip--css{display:none}.ls-cpath-decor--laptop{font-size:1.2rem;bottom:10px}}@media (max-width: 360px){.ls-ccard{width:min(264px,100%)}.ls-cpath-chip--js{display:none}.ls-crow{padding:13px 0}}@media (min-width: 1280px){.ls-cpath{padding:34px 14px 42px}.ls-ccard{width:min(400px,100%)}}@media (prefers-reduced-motion: reduce){.ls-crow,.ls-cnode--current{animation:none!important}.ls-cnode,.ls-ccard,.ls-croad-progress{transition:none!important}}.ls-course-topbar{display:flex;justify-content:flex-start;margin-bottom:14px;animation:lsFadeUp .4s var(--bounce) both}.ls-back-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;font-family:inherit;font-weight:700;font-size:.9rem;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-soft);cursor:pointer;transition:transform .2s var(--bounce),border-color .2s,box-shadow .2s;-webkit-tap-highlight-color:transparent}.ls-back-btn:hover{transform:translateY(-2px);border-color:var(--border-focus);box-shadow:var(--shadow)}.ls-back-btn:active{transform:scale(.98)}.ls-back-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.ls-hero{position:relative;align-items:center;gap:18px;padding:28px 30px;border-radius:32px;background:linear-gradient(120deg,#f5f9ff,#fff 46%,#eaf2ff);border:1px solid color-mix(in srgb,var(--primary) 14%,transparent);box-shadow:0 18px 44px -20px color-mix(in srgb,var(--primary) 26%,transparent)}.ls-hero-main{display:flex;align-items:center;gap:18px;flex:1 1 auto;min-width:0}.ls-hero .ls-course-head-icon{width:76px;height:76px;border-radius:20px;font-size:2.4rem;background:color-mix(in srgb,var(--ls-color, var(--primary)) 12%,#fff);box-shadow:0 10px 22px -12px color-mix(in srgb,var(--ls-color, var(--primary)) 55%,transparent)}.ls-hero .ls-course-head-info h3{font-size:1.9rem;letter-spacing:-.02em}.ls-hero .ls-course-head-info>p{margin-bottom:14px}.ls-hero-countrow{display:flex;align-items:center;gap:12px;min-width:0;animation:lsFadeUp .45s var(--bounce) .08s both}.ls-hero-count{font-size:.86rem;font-weight:600;color:var(--muted);white-space:nowrap}.ls-hero-count strong{color:var(--primary)}.ls-hero-countrow .ls-progress-track{max-width:220px}.ls-hero-tail-marker{display:none}.ls-hero-robot{position:relative;flex:0 0 auto;display:flex;align-items:center;justify-content:center;padding:10px 26px 16px;animation:lsHeroRobotIn .6s var(--bounce) .12s both}@keyframes lsHeroRobotIn{0%{opacity:0;transform:translateY(10px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.ls-hero-robot .mascot{--mascot-size: 150px}.ls-hero-badge{position:absolute;z-index:2;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.78rem;letter-spacing:.02em;border-radius:14px;box-shadow:0 8px 18px -8px color-mix(in srgb,var(--primary) 40%,transparent);animation:lsBadgeFloat 3.6s ease-in-out infinite;pointer-events:none}.ls-hero-badge--code{top:-4px;left:0;width:52px;height:52px;font-size:1.05rem;color:#fff;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:16px}.ls-hero-badge--tag{--badge-rot: 6deg;top:0;right:0;padding:5px 10px;color:var(--primary);background:#fff;border:1px solid var(--border);border-radius:9px;transform:rotate(6deg);animation-delay:.9s}@keyframes lsBadgeFloat{0%,to{transform:translateY(0) rotate(var(--badge-rot, 0deg))}50%{transform:translateY(-6px) rotate(var(--badge-rot, 0deg))}}.ls-hero-quote{position:relative;flex:0 1 250px;min-width:0;padding:18px 52px 18px 20px;font-size:.92rem;font-weight:600;line-height:1.55;color:var(--text);background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-soft);animation:lsFadeUp .45s var(--bounce) .16s both}.ls-hero-quote p{margin:0}.ls-hero-quote-ico{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:1.45rem}.ls-road-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:26px 2px 4px;animation:lsFadeUp .4s var(--bounce) both}.ls-road-title{display:flex;align-items:flex-start;gap:12px;min-width:0}.ls-road-ico{font-size:1.45rem;line-height:1.3}.ls-road-title h3{margin:0 0 4px;font-size:1.25rem;font-weight:800}.ls-road-title p{margin:0;font-size:.9rem;color:var(--muted)}.ls-road-actions{flex-direction:row;align-items:center;flex-wrap:wrap}@media (max-width: 1100px){.ls-hero{flex-wrap:wrap}.ls-hero-robot .mascot{--mascot-size: 120px}.ls-hero-quote{flex:1 1 220px}}@media (max-width: 767px){.ls-course-topbar{margin-bottom:10px}.ls-back-btn{padding:8px 14px;font-size:.84rem;border-radius:12px}.ls-hero{padding:18px 16px;border-radius:22px;gap:10px}.ls-hero-main{gap:12px}.ls-hero .ls-course-head-icon{width:54px;height:54px;border-radius:15px;font-size:1.7rem}.ls-hero .ls-course-head-info h3{font-size:1.35rem}.ls-hero .ls-course-head-info>p{font-size:.86rem;margin-bottom:10px}.ls-hero-countrow{flex-wrap:wrap;row-gap:6px}.ls-hero-countrow .ls-progress-track{max-width:none;flex:1 1 120px}.ls-hero-robot{width:100%;padding:6px 0 8px}.ls-hero-robot .mascot{--mascot-size: 96px}.ls-hero-badge--code{width:40px;height:40px;font-size:.85rem;top:-6px}.ls-hero-badge--tag{font-size:.7rem;padding:4px 8px}.ls-hero-quote{padding:14px 46px 14px 16px;font-size:.86rem;border-radius:15px}.ls-road-head{margin-top:18px;gap:10px}.ls-road-title h3{font-size:1.1rem}.ls-road-title p{font-size:.84rem}}@media (max-width: 360px){.ls-hero{padding:16px 13px}.ls-hero-robot .mascot{--mascot-size: 84px}}@media (prefers-reduced-motion: reduce){.ls-course-topbar,.ls-hero,.ls-hero-quote,.ls-hero-robot,.ls-road-head,.ls-hero-countrow,.ls-hero-badge{animation:none!important}}.mascot{--mascot-size: 96px;position:relative;width:var(--mascot-size);height:calc(var(--mascot-size) * 1.08);display:inline-flex;flex-direction:column;align-items:center;justify-content:flex-end;flex-shrink:0;pointer-events:none;-webkit-user-select:none;user-select:none}.mascot-body{position:relative;width:100%;height:92%;display:flex;align-items:center;justify-content:center;transform-origin:50% 96%;will-change:transform;z-index:2}.mascot img{width:100%;height:100%;object-fit:contain;display:block;filter:drop-shadow(0 8px 24px rgba(0,195,255,.45))}.mascot.mascot-broken{display:none!important}.mascot-eyes{position:absolute;top:23%;left:32%;width:36%;height:16%;display:flex;align-items:center;justify-content:space-between;padding:0 4%;pointer-events:none;z-index:3}.mascot-eye{position:relative;width:28%;height:65%;border-radius:50%;background:radial-gradient(circle,#00f2fe 30%,#00c6ff);box-shadow:0 0 8px #00f2fe,0 0 16px #00d2ffd9;opacity:.9;transform-origin:50% 50%;animation:mascotEyeBlink 4.2s ease-in-out infinite,mascotEyeGlance 7s ease-in-out infinite}.mascot-eye--l{left:2%}.mascot-eye--r{right:2%}@keyframes mascotEyeBlink{0%,90%,to{transform:scaleY(1);opacity:.9}94%{transform:scaleY(.08);opacity:.3}}@keyframes mascotEyeGlance{0%,65%,to{transform:translate(0)}70%,82%{transform:translate(2.2px)}}.mascot-platform{position:absolute;bottom:0;left:50%;transform:translate(-50%);width:86%;height:13px;border-radius:50%;background:radial-gradient(ellipse at center,#0e1c3cf2,#060c1cfa);border:1.5px solid rgba(0,229,255,.85);box-shadow:0 0 16px #00e5ffb3,0 4px 14px #000000d9,inset 0 0 10px #00e5ff73;display:flex;align-items:center;justify-content:center;z-index:1}.mascot-platform-ring{width:68%;height:5px;border-radius:50%;border:1px solid rgba(0,242,254,.9);box-shadow:0 0 8px #00f2fe}.mascot-platform-glow{position:absolute;bottom:2px;left:50%;transform:translate(-50%);width:105%;height:18px;background:radial-gradient(ellipse at center,rgba(0,229,255,.45),transparent 72%);pointer-events:none}.mascot-xs{--mascot-size: 44px}.mascot-sm{--mascot-size: 60px}.mascot-md{--mascot-size: 88px}.mascot-lg{--mascot-size: 140px}.mascot--idle .mascot-body{animation:mascotIdle 3.4s ease-in-out infinite}@keyframes mascotIdle{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-5px) rotate(-1deg)}}.mascot--thinking .mascot-body{animation:mascotThink 2s ease-in-out infinite}.mascot--thinking .mascot-eye{animation:mascotEyeThink 2s ease-in-out infinite;box-shadow:0 0 12px #00f2fe,0 0 20px #7c5cff}@keyframes mascotThink{0%,to{transform:translateY(0) rotate(0)}35%{transform:translateY(-3px) rotate(-5deg)}70%{transform:translateY(-3px) rotate(-2deg)}}@keyframes mascotEyeThink{0%,to{transform:translate(0)}50%{transform:translate(-1.5px,-2px)}}.mascot--success .mascot-body{animation:mascotBounce .65s cubic-bezier(.16,1,.3,1)}.mascot--success .mascot-eye{box-shadow:0 0 14px #00f2fe,0 0 24px #00f2fe}@keyframes mascotBounce{0%{transform:translateY(0) scale(1)}35%{transform:translateY(-14px) scale(1.05)}60%{transform:translateY(0) scale(.97)}80%{transform:translateY(-4px) scale(1.02)}to{transform:translateY(0) scale(1)}}.mascot--error .mascot-body{animation:mascotShake .48s ease-in-out}.mascot--error .mascot-eye{box-shadow:0 0 10px #f05,0 0 16px #ff0055b3;background:radial-gradient(circle,#f05 30%,#ff5e62)}@keyframes mascotShake{0%,to{transform:translate(0)}20%{transform:translate(-5px) rotate(-3deg)}40%{transform:translate(5px) rotate(3deg)}60%{transform:translate(-3px) rotate(-2deg)}80%{transform:translate(3px) rotate(2deg)}}.mascot--complete .mascot-body{animation:mascotCelebrate 1.2s ease-in-out infinite}.mascot--complete .mascot img{filter:drop-shadow(0 8px 28px rgba(0,229,255,.7)) drop-shadow(0 0 16px rgba(124,92,255,.6))}@keyframes mascotCelebrate{0%,to{transform:translateY(0) rotate(0) scale(1)}25%{transform:translateY(-12px) rotate(-5deg) scale(1.04)}50%{transform:translateY(0) rotate(0) scale(.98)}75%{transform:translateY(-12px) rotate(5deg) scale(1.04)}}.mascot--rocket .mascot-body,.mascot--newLesson .mascot-body{animation:mascotRocket 2s ease-in-out infinite}@keyframes mascotRocket{0%{transform:translate(0) rotate(0)}40%{transform:translate(6px,-8px) rotate(4deg)}60%{transform:translate(8px,-10px) rotate(5deg)}80%{transform:translate(3px,-3px) rotate(2deg)}to{transform:translate(0) rotate(0)}}.mascot-xp{position:absolute;left:50%;top:-6px;transform:translate(-50%);font-size:14px;font-weight:800;color:#fbbf24;text-shadow:0 0 12px rgba(251,191,36,.9);pointer-events:none;animation:mascotXpFloat 1.3s ease-out forwards;white-space:nowrap;z-index:10}@keyframes mascotXpFloat{0%{opacity:0;transform:translate(-50%,8px) scale(.7)}20%{opacity:1;transform:translate(-50%,-8px) scale(1.1)}to{opacity:0;transform:translate(-50%,-60px) scale(1)}}.mascot-bubble{display:none!important}.hero-mascot-card{display:flex;align-items:center;gap:12px;margin-top:14px;padding:8px 14px 8px 8px;width:fit-content;max-width:100%;background:#0a0e1c8c;border:1px solid rgba(0,229,255,.25);border-radius:18px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 0 20px #00e5ff33}.hero-mascot-card .mascot{--mascot-size: 68px}.hero-mascot-say{display:none!important}.mascot-ai{--mascot-size: 34px;margin-right:6px}.q-mascot-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}.q-mascot-row .mascot{--mascot-size: 48px}.q-mascot-text{display:none!important}#resultHero .mascot{--mascot-size: 80px}.ls-mascot-intro{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 22px;margin-bottom:16px;background:linear-gradient(135deg,#101830bf,#0a1024d9);border:1px solid rgba(0,229,255,.22);border-radius:18px;box-shadow:0 8px 28px #00000059;overflow:visible}.ls-mascot-intro .mascot{--mascot-size: 135px;order:2}.ls-mascot-intro-text{order:1;flex:1 1 auto;min-width:0}.ls-mascot-intro-text h4{margin:0 0 6px;font-size:18px;font-weight:800;color:#fff}.ls-mascot-intro-text p{margin:0;font-size:14px;line-height:1.5;color:#e2e8f0d9}.ls-quiz-hero .mascot,.ls-result-hero .mascot{--mascot-size: 60px}.ls-quiz-hero{display:flex;flex-wrap:wrap;align-items:center;gap:10px}@media (max-width: 640px){.mascot{--mascot-size: 60px}.mascot-sm{--mascot-size: 48px}.mascot-lg{--mascot-size: 96px}.hero-mascot-card .mascot{--mascot-size: 48px}.hero-mascot-card{padding:6px 10px 6px 6px;margin-inline:auto}.ls-mascot-intro{flex-direction:column;text-align:center;gap:12px;padding:14px 12px}.ls-mascot-intro .mascot{--mascot-size: 110px;order:2;margin-inline:auto}.ls-mascot-intro-text{order:1}.ls-mascot-intro-text h4{font-size:16px}.ls-mascot-intro-text p{font-size:13px}#resultHero .mascot{--mascot-size: 64px}.mascot-ai{--mascot-size: 26px}}@media (max-width: 360px){.mascot{--mascot-size: 50px}.mascot-sm{--mascot-size: 42px}.hero-mascot-card .mascot{--mascot-size: 40px}.ls-mascot-intro .mascot{--mascot-size: 92px}}[data-theme=light] .mascot img{filter:drop-shadow(0 6px 20px rgba(37,99,235,.4)) brightness(1.02) contrast(1.04)}[data-theme=light] .mascot-platform{background:radial-gradient(ellipse at center,#dcebfff2,#c8dcfafa);border:1.5px solid rgba(37,99,235,.7);box-shadow:0 0 16px #2563eb66,0 4px 12px #00000026,inset 0 0 8px #2563eb4d}[data-theme=light] .mascot-platform-ring{border-color:#2563ebcc;box-shadow:0 0 6px #2563eb99}[data-theme=light] .ls-mascot-intro{background:#ffffffd9;border-color:#6366f140;box-shadow:0 6px 20px #6366f11f}[data-theme=light] .ls-mascot-intro-text h4{color:#0f172a}[data-theme=light] .ls-mascot-intro-text p{color:#475569}@media (prefers-reduced-motion: reduce){.mascot-body,.mascot-eye,.mascot--idle .mascot-body,.mascot--thinking .mascot-body,.mascot--complete .mascot-body,.mascot--rocket .mascot-body,.mascot--newLesson .mascot-body,.mascot--error .mascot-body,.mascot--success 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ease}#app,.app{width:100%!important;max-width:100vw!important;min-width:0!important;margin:0!important;padding:0!important;overflow-x:hidden!important;display:flex;flex-direction:column}.main,.main .content{width:100%!important;max-width:100%!important;min-width:0!important;margin:0!important;padding:0!important}.main .page{width:100%!important;max-width:100%!important;min-width:0!important;padding:12px 12px calc(32px + env(safe-area-inset-bottom,0px))!important;margin:0!important;box-sizing:border-box!important}.topbar{position:sticky!important;top:0!important;z-index:80!important;display:flex!important;align-items:center!important;justify-content:space-between!important;gap:8px!important;width:100%!important;max-width:100%!important;height:auto!important;min-height:54px!important;padding:8px 12px!important;padding-top:calc(8px + env(safe-area-inset-top,0px))!important;margin:0!important;background:var(--itt-topbar-bg, rgba(11, 15, 30, .88))!important;backdrop-filter:blur(18px) saturate(180%)!important;-webkit-backdrop-filter:blur(18px) saturate(180%)!important;border-bottom:1px solid var(--m-border)!important;box-shadow:0 4px 20px #00000059!important}.topbar-left{display:flex!important;align-items:center!important;gap:10px!important;min-width:0!important;flex:1 1 auto!important}.topbar .hamburger{width:40px!important;height:40px!important;min-width:40px!important;flex:0 0 40px!important;display:inline-flex!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:4.5px!important;border-radius:12px!important;background:var(--m-glass-2)!important;border:1px solid var(--m-border)!important;cursor:pointer!important}.topbar .hamburger span{width:18px!important;height:2px!important;border-radius:2px!important;background:var(--itt-text, #e6e9ff)!important}.topbar-left h2,#pageTitle{font-size:17px!important;font-weight:700!important;letter-spacing:-.2px!important;color:var(--itt-text, 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infinite}.ds-particle.ds-p0{left:14%;animation-delay:0s}.ds-particle.ds-p1{left:26%;animation-delay:.35s}.ds-particle.ds-p2{left:40%;animation-delay:.7s}.ds-particle.ds-p3{left:62%;animation-delay:.2s}.ds-particle.ds-p4{left:76%;animation-delay:.55s}.ds-particle.ds-p5{left:87%;animation-delay:.9s}.ds-particle.ds-p6{left:20%;animation-delay:1.15s}.ds-particle.ds-p7{left:70%;animation-delay:1.4s}@keyframes dsParticleFloat{0%{transform:translateY(12px) scale(.5);opacity:0}35%{opacity:.85}to{transform:translateY(-38px) scale(1);opacity:0}}.ds-anim-in{animation:dsSlideUp .34s cubic-bezier(.16,1,.3,1) forwards}.ds-anim-out{animation:dsSlideDown .26s ease forwards}@keyframes dsSlideUp{0%{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes dsSlideDown{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(16px) scale(.97)}}@media (max-width: 359px){.ds-screen-card{padding:24px 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235, .25);--ab-chip-text: #9db8df;--ab-grid: rgba(56, 130, 246, .06);--ab-halo: rgba(37, 99, 235, .32);--ab-part: #38bdf8;--ab-tabbg: rgba(4, 10, 22, .6);--ab-shadow: 0 32px 90px rgba(1, 5, 18, .65);color:var(--ab-text);position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;justify-content:center;overflow-x:hidden;background:var(--ab-1)}[data-theme=light] .auth-screen{--ab-card: rgba(255, 255, 255, .78);--ab-card-brd: #dce7f5;--ab-input: #f7faff;--ab-input-brd: #d7e3f4;--ab-text: #0b1b33;--ab-muted: #5a6b85;--ab-label: #33486b;--ab-chip-bg: rgba(255, 255, 255, .66);--ab-chip-brd: rgba(37, 99, 235, .14);--ab-chip-text: #3b5a86;--ab-grid: rgba(37, 99, 235, .05);--ab-halo: rgba(96, 150, 255, .28);--ab-part: #7fb2ff;--ab-tabbg: #eef4fd;--ab-shadow: 0 32px 80px rgba(31, 63, 135, .16)}.auth-screen:before,.auth-screen:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;transition:opacity .6s 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ease}.auth-screen .orb-1{width:520px;height:520px;background:#4f46e5;top:-160px;left:-140px}.auth-screen .orb-2{width:420px;height:420px;background:#2563eb;bottom:-120px;right:-100px;animation-delay:-4s}.auth-screen .orb-3{width:300px;height:300px;background:#38bdf8;top:38%;left:55%;opacity:.1;animation-delay:-8s}[data-theme=light] .auth-screen .orb{opacity:.15;filter:blur(80px)}[data-theme=light] .auth-screen .orb-3{opacity:.08}@keyframes authOrbFloat{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-18px) scale(1.05)}66%{transform:translate(-18px,22px) scale(.96)}}.auth-screen .auth-grid{position:absolute;top:-2px;right:-2px;bottom:-2px;left:-2px;z-index:1;pointer-events:none;background-image:linear-gradient(var(--ab-grid) 1px,transparent 1px),linear-gradient(90deg,var(--ab-grid) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 95% 85% at 50% 45%,#000 25%,transparent 78%);mask-image:radial-gradient(ellipse 95% 85% at 50% 45%,#000 25%,transparent 78%);transition:opacity .5s ease}.auth-screen .auth-particles{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;pointer-events:none;color:var(--ab-part);transition:color .5s ease}.auth-screen .auth-particles:before,.auth-screen .auth-particles:after{content:"";position:absolute;top:0;left:0;width:3px;height:3px;border-radius:50%;background:currentColor;box-shadow:8vw 14vh 0 0 currentColor,21vw 76vh 0 -1px currentColor,33vw 32vh 0 0 currentColor,47vw 9vh 0 -1px currentColor,57vw 58vh 0 0 currentColor,71vw 24vh 0 -1px currentColor,83vw 66vh 0 0 currentColor,93vw 40vh 0 -1px currentColor,12vw 52vh 0 0 currentColor,65vw 88vh 0 -1px currentColor,38vw 92vh 0 0 currentColor,88vw 12vh 0 -1px currentColor;opacity:.55;animation:authParticleDrift 22s linear infinite}.auth-screen .auth-particles--b:before{width:2px;height:2px;box-shadow:15vw 24vh 0 0 currentColor,28vw 66vh 0 -1px currentColor,42vw 18vh 0 0 currentColor,52vw 82vh 0 -1px currentColor,63vw 44vh 0 0 currentColor,76vw 74vh 0 -1px currentColor,91vw 88vh 0 0 currentColor,6vw 88vh 0 -1px currentColor,97vw 60vh 0 0 currentColor,35vw 6vh 0 -1px currentColor;opacity:.4;animation:authParticleDrift 30s linear infinite reverse}[data-theme=light] .auth-screen .auth-particles{opacity:.5}@keyframes authParticleDrift{0%{transform:translateZ(0)}to{transform:translate3d(-10px,-36px,0)}}.auth-screen .auth-wave{position:absolute;z-index:1;pointer-events:none;overflow:visible;opacity:.6;animation:authWaveDrift 16s ease-in-out infinite alternate;transition:opacity .5s ease}.auth-screen .auth-wave--l{left:-140px;top:-120px;width:min(46vw,660px);color:#38bdf8}.auth-screen .auth-wave--r{right:-140px;bottom:-140px;width:min(52vw,760px);color:#2563eb;animation-duration:20s;animation-delay:-6s}[data-theme=light] .auth-screen .auth-wave--l{opacity:.32}[data-theme=light] .auth-screen .auth-wave--r{opacity:.26}@keyframes authWaveDrift{0%{transform:translateZ(0)}to{transform:translate3d(26px,14px,0)}}.auth-screen .auth-robot{position:absolute;z-index:3;left:2vw;bottom:0;width:min(30vw,480px);min-width:320px;height:74%;max-height:780px;pointer-events:none;will-change:transform;transition:opacity .6s ease;animation:authRobotIn 1.1s cubic-bezier(.16,1,.3,1) .15s backwards}@keyframes authRobotIn{0%{opacity:0;transform:scale(.92) translateY(30px)}to{opacity:1;transform:scale(1) translateY(0)}}.auth-screen.auth-robot-peek .auth-robot-peeker{animation:authRobotPeek 13s ease-in-out 1.6s infinite;will-change:transform}@keyframes authRobotPeek{0%,58%{transform:translate(0) translateY(0)}63%,78%{transform:translate(44px) translateY(-14px)}82%,to{transform:translate(0) translateY(0)}}.auth-screen .auth-robot-halo{position:absolute;left:50%;top:52%;width:92%;aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle,var(--ab-halo) 0%,transparent 66%);filter:blur(30px);transition:background .5s ease}.auth-screen .auth-robot-inner{position:absolute;top:0;right:0;bottom:0;left:0;animation:authRobotFloat 6.5s ease-in-out infinite}@keyframes authRobotFloat{0%,to{transform:translateZ(0)}50%{transform:translate3d(0,-16px,0)}}.auth-screen .auth-robot-img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain;object-position:center bottom;-webkit-user-drag:none;-webkit-user-select:none;user-select:none;filter:brightness(.82) saturate(1.05) drop-shadow(0 30px 60px rgba(2,8,26,.6));transition:filter .5s ease}[data-theme=light] .auth-screen .auth-robot{--ab-halo: rgba(96, 150, 255, .3)}[data-theme=light] .auth-screen .auth-robot-img{filter:brightness(1.03) contrast(1.02) drop-shadow(0 26px 48px rgba(43,92,176,.35))}.auth-screen .auth-robot-sweep{position:absolute;top:6%;right:18%;bottom:10%;left:18%;pointer-events:none;background:linear-gradient(115deg,transparent 40%,rgba(160,210,255,.14) 50%,transparent 60%);transform:translate(-120%);animation:authRobotSweep 7s ease-in-out infinite}@keyframes authRobotSweep{0%,55%{transform:translate(-120%)}75%,to{transform:translate(120%)}}.auth-screen .auth-robot-glow{position:absolute;left:50%;bottom:4%;width:58%;height:34px;transform:translate(-50%);border-radius:50%;background:radial-gradient(ellipse,rgba(56,140,255,.4),transparent 70%);filter:blur(12px);transition:background .5s ease}[data-theme=light] .auth-screen .auth-robot-glow{background:radial-gradient(ellipse,rgba(70,130,235,.3),transparent 70%)}.auth-screen .auth-robot-broken{display:none}.auth-screen .auth-chips{position:absolute;top:0;right:0;bottom:0;left:0;z-index:4;pointer-events:none;will-change:transform}.auth-screen .tech-chip{position:absolute;pointer-events:none;padding:9px 16px;border-radius:14px;background:var(--ab-chip-bg);border:1px solid var(--ab-chip-brd);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:var(--ab-chip-text);font-weight:700;font-size:14px;letter-spacing:.04em;white-space:nowrap;box-shadow:0 14px 34px #02081a59;transition:background .5s ease,border-color .5s ease,color .5s ease,box-shadow .5s ease;animation:authChipFloat 8s ease-in-out infinite}[data-theme=light] .auth-screen .tech-chip{box-shadow:0 12px 28px #2e5aaf1f}.auth-screen .tech-chip i{font-style:normal;display:inline-flex;align-items:center;gap:6px}.auth-screen .tech-chip.tc-1 i,.auth-screen .tech-chip.tc-2 i,.auth-screen .tech-chip.tc-3 i{font-family:Cascadia Code,Fira Code,Consolas,monospace;color:var(--ab-acc3);font-weight:600}[data-theme=light] .auth-screen .tech-chip.tc-1 i,[data-theme=light] .auth-screen .tech-chip.tc-2 i,[data-theme=light] .auth-screen .tech-chip.tc-3 i{color:#2563eb}.auth-screen .tc-1{top:17%;left:6.5%;animation-duration:7.5s}.auth-screen .tc-2{top:37%;left:15%;animation-duration:9s;animation-delay:-2s}.auth-screen .tc-3{top:68%;left:5.5%;animation-duration:8.5s;animation-delay:-4s}.auth-screen .tc-4{top:27%;left:22%;font-size:15px;animation-duration:10s;animation-delay:-1s}.auth-screen .tc-5{top:55%;left:19%;animation-duration:9.5s;animation-delay:-3.5s}.auth-screen .tc-6{top:22%;right:9%;animation-duration:8s;animation-delay:-2.5s}.auth-screen .tc-7{top:47%;right:4.5%;animation-duration:10.5s;animation-delay:-5s}.auth-screen .tc-8{top:71%;right:11%;animation-duration:9s;animation-delay:-1.5s}.auth-screen .tc-9{top:9%;right:22%;font-size:15px;animation-duration:8.8s;animation-delay:-3s}@keyframes authChipFloat{0%,to{transform:translateZ(0) rotate(0)}50%{transform:translate3d(0,-12px,0) rotate(-1.4deg)}}.auth-screen .auth-codehint{position:absolute;top:24%;right:16.5%;pointer-events:none;margin:0;padding:12px 16px;border-radius:12px;border:1px solid var(--ab-chip-brd);background:var(--ab-chip-bg);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:var(--ab-chip-text);font-family:Cascadia Code,Fira Code,Consolas,monospace;font-size:12px;line-height:1.7;white-space:pre;opacity:.85;transition:background .5s ease,border-color .5s ease,color .5s ease;animation:authChipFloat 11s ease-in-out -4s infinite}.auth-screen .auth-tagline{position:absolute;z-index:4;left:4.5vw;bottom:9%;pointer-events:none;margin:0;font-size:19px;line-height:1.55;font-weight:600;letter-spacing:.01em;color:var(--ab-muted);transition:color .5s ease;animation:authChipFloat 9s ease-in-out -2s infinite}.auth-screen .auth-container{position:relative;z-index:10;width:100%;max-width:480px;padding:24px 20px 40px;max-height:100vh;max-height:100svh;overflow-y:auto;scrollbar-width:none}.auth-screen .auth-container::-webkit-scrollbar{display:none}.auth-screen .auth-brand{text-align:center;margin-bottom:26px;animation:authFadeUp .8s cubic-bezier(.16,1,.3,1) .1s backwards}.auth-screen .auth-logo{width:76px;height:76px;background:linear-gradient(135deg,#2563eb,#4f46e5 55%,#38bdf8 130%);border-radius:22px;display:flex;align-items:center;justify-content:center;font-size:38px;margin:0 auto 18px;box-shadow:0 18px 50px #2563eb6b,inset 0 1px #ffffff59;position:relative;animation:authLogoFloat 5s ease-in-out infinite}[data-theme=light] .auth-screen .auth-logo{box-shadow:0 18px 44px #2563eb4d,inset 0 1px #ffffff80}@keyframes authLogoFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.auth-screen .auth-brand h1{font-size:36px;font-weight:800;letter-spacing:-.6px;color:#fff}[data-theme=light] .auth-screen .auth-brand h1{color:#0b1b33}.auth-screen .auth-brand h1 span{background:linear-gradient(90deg,#6d8cff,#38bdf8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}[data-theme=light] .auth-screen .auth-brand h1 span{background:linear-gradient(90deg,#2563eb,#4f46e5);-webkit-background-clip:text;background-clip:text}.auth-screen .auth-brand p{color:var(--ab-muted);font-size:14.5px;margin-top:9px;transition:color .5s ease}.auth-screen .auth-card{position:relative;width:100%;background:var(--ab-card);border:1px solid var(--ab-card-brd);border-radius:28px;padding:30px 28px 28px;box-shadow:var(--ab-shadow);backdrop-filter:blur(22px) saturate(160%);-webkit-backdrop-filter:blur(22px) saturate(160%);overflow:hidden;transition:background .5s ease,border-color .5s ease,box-shadow .5s ease;animation:authFadeUp .9s cubic-bezier(.16,1,.3,1) .25s backwards;will-change:transform}[data-theme=light] .auth-screen .auth-card{background:#ffffffd1;box-shadow:0 30px 80px #1f3f8724,0 4px 18px #1f3f870f,inset 0 1px #ffffffe6}@keyframes authFadeUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.auth-screen .auth-card-topline{position:absolute;top:0;left:8%;right:8%;height:1.5px;background:linear-gradient(90deg,transparent,rgba(99,160,255,.55),transparent);pointer-events:none}.auth-screen .auth-card:before{content:"";position:absolute;inset:0 0 auto 0;height:45%;background:linear-gradient(180deg,rgba(120,170,255,.06),transparent);pointer-events:none}[data-theme=light] .auth-screen .auth-card:before{background:linear-gradient(180deg,rgba(37,99,235,.035),transparent)}.auth-screen .auth-tabs{display:flex;gap:4px;background:var(--ab-tabbg);border:1px solid var(--ab-card-brd);border-radius:16px;padding:5px;margin-bottom:24px;position:relative;transition:background .5s ease,border-color .5s ease}.auth-screen .auth-tab{flex:1;min-height:44px;padding:10px;border-radius:12px;font-weight:600;font-size:15px;color:var(--ab-muted);transition:color .3s ease,background .3s ease,box-shadow .3s ease}.auth-screen .auth-tab:hover:not(.active){color:var(--ab-text)}.auth-screen .auth-tab.active{background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;box-shadow:0 6px 20px #2563eb6b}.auth-screen .auth-form{display:none}.auth-screen .auth-form.active{display:block}.auth-screen .form-group{margin-bottom:16px}.auth-screen .form-row{display:flex;gap:12px}.auth-screen .form-row .form-group{flex:1;min-width:0}.auth-screen .form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:7px;color:var(--ab-label);transition:color .5s ease}.auth-screen .input-shell{position:relative}.auth-screen .form-group input{width:100%;min-height:50px;padding:13px 16px;background:var(--ab-input);border:1px solid var(--ab-input-brd);border-radius:14px;color:var(--ab-text);font-size:15px;transition:border var(--transition, .2s ease),box-shadow .25s ease,background .5s ease,color .5s ease}.auth-screen .input-shell 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auto;font-size:15.5px;line-height:1.65;color:#33415c}.cert-body strong{color:#2563eb}.cert-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-width:86%;margin:28px auto 0}.cert-stat{display:flex;flex-direction:column;align-items:center;gap:2px;background:#2563eb0e;border:1px solid rgba(37,99,235,.14);border-radius:12px;padding:12px 8px}.cert-stat-ico{font-size:18px}.cert-stat-lbl{font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#5a6b85}.cert-stat-val{font-size:13.5px;font-weight:800;color:#0f2a52;text-align:center}.cert-foot{margin-top:auto;padding-top:26px;display:flex;align-items:flex-end;justify-content:space-between;gap:18px}.cert-foot-col{display:flex;flex-direction:column;gap:3px;text-align:left;min-width:150px}.cert-foot-id{text-align:right;align-items:flex-end}.cert-foot-lbl{font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#5a6b85}.cert-foot-val{font-size:14.5px;font-weight:800;color:#0f2a52}.cert-id-code{font-family:ui-monospace,Cascadia Mono,Consolas,monospace;letter-spacing:.04em}.cert-foot-qr{display:flex;flex-direction:column;align-items:center;gap:4px}.cert-foot-qr svg{width:92px;height:92px;background:#fff;border:1px solid rgba(37,99,235,.25);border-radius:8px;padding:5px}.cert-qr-cap{font-size:10px;color:#5a6b85}@keyframes certReveal{0%{opacity:0;transform:scale(.955) translateY(16px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes certShimmer{0%{transform:translate(-130%) skew(-18deg)}to{transform:translate(230%) skew(-18deg)}}.cert-reveal{animation:certReveal .9s cubic-bezier(.16,1,.3,1) both}.cert-paper:before{content:"";position:absolute;top:0;bottom:0;left:0;width:34%;background:linear-gradient(100deg,transparent,rgba(37,99,235,.08),transparent);animation:certShimmer 1.1s ease .15s both;pointer-events:none}@media (prefers-reduced-motion: reduce){.cert-reveal{animation:none}.cert-paper:before{display:none}}.certv-verify .certv-body{align-items:flex-start}.verify-card{width:100%;max-width:620px;background:#fff;border-radius:18px;padding:30px 26px;margin:8vh auto 0;color:#0f2a52;box-shadow:0 24px 64px #02081773;text-align:center}.verify-hero{display:flex;flex-direction:column;align-items:center;gap:6px}.verify-emoji{font-size:44px;line-height:1}.verify-hero h2{font-size:21px;font-weight:800}.verify-hero p{color:#5a6b85;font-size:14px}.verify-status-pill{display:inline-block;background:#10b9811f;color:#059669;border:1px solid rgba(16,185,129,.4);font-weight:800;font-size:12px;letter-spacing:.06em;padding:5px 14px;border-radius:999px}.verify-fail .verify-emoji{filter:none}.verify-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0 16px;text-align:left}.verify-grid>div{background:#f7faff;border:1px solid #e3ecfb;border-radius:10px;padding:10px 12px}.verify-grid .verify-wide{grid-column:1 / -1}.verify-grid dt{font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#5a6b85}.verify-grid dd{margin:2px 0 0;font-size:14.5px;font-weight:800;color:#0f2a52;overflow-wrap:anywhere}.verify-search{display:flex;gap:8px;margin:6px 0 16px}.verify-search .input{flex:1;border:2px solid #dbe7fb;border-radius:10px;padding:11px 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#0000002e}.certp-card.locked{opacity:.62}.certp-card-top{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.certp-course-ico{width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:17px;flex:0 0 auto}.certp-course-name{font-weight:800;font-size:15px}.cert-status-badge{margin-left:auto;font-size:10.5px;font-weight:800;padding:4px 10px;border-radius:999px;letter-spacing:.03em}.cert-status-badge.earned{background:#10b98124;color:#10b981;border:1px solid rgba(16,185,129,.4)}.cert-status-badge.preview{background:#06b6d41f;color:#06b6d4;border:1px solid rgba(6,182,212,.4)}.cert-status-badge.locked{background:#64748b29;color:#94a3b8;border:1px solid rgba(100,116,139,.35)}.certp-lesson-num{font-size:12px;font-weight:700;color:var(--primary, #6366f1);text-transform:uppercase;letter-spacing:.07em}.certp-lesson-title{font-size:15px;font-weight:700;line-height:1.35}.certp-cert-id{font-family:ui-monospace,Consolas,monospace;font-size:11px;color:var(--muted, #64748b);letter-spacing:.03em}.certp-card-foot{margin-top:auto;padding-top:6px}.certp-card-foot .btn{width:100%;justify-content:center}.certp-empty{grid-column:1 / -1;text-align:center;color:var(--muted, #64748b);padding:40px 0}.certp-progress{display:flex;flex-direction:column;gap:6px}.certp-progress-track{height:8px;border-radius:999px;background:#94a3b838;overflow:hidden}.certp-progress-bar{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#2563eb,#06b6d4);transition:width .35s ease}.certp-card.locked .certp-progress-bar{background:linear-gradient(90deg,#64748b,#94a3b8)}.certp-card.earned .certp-progress-bar{background:linear-gradient(90deg,#10b981,#06b6d4)}.certp-progress-meta{display:flex;align-items:center;justify-content:space-between;font-size:11.5px;font-weight:700;color:var(--muted, #64748b)}.profile-cert-card{margin-top:14px}@media (max-width: 900px){.cert-paper{padding:44px 34px 30px;min-height:640px}.cert-body{max-width:90%}}@media (max-width: 640px){.certv-scroll{padding:10px 10px 36px}.certv-topbar{flex-wrap:wrap}.certv-actions{width:100%}.certv-actions .btn{flex:1;justify-content:center}.cert-paper{padding:46px 22px 26px;border-radius:14px}.cert-name{font-size:clamp(24px,7.4vw,34px)}.cert-body{font-size:14px;max-width:100%}.cert-stats{grid-template-columns:repeat(2,1fr);max-width:100%;gap:8px}.cert-foot{flex-direction:column;align-items:center;text-align:center;gap:14px}.cert-foot-col,.cert-foot-id{align-items:center;text-align:center;min-width:0}.verify-grid{grid-template-columns:1fr}.verify-search{flex-direction:column}.certp-grid{grid-template-columns:1fr}}@media (min-width: 641px) and (max-width: 1024px){.cert-paper{min-height:680px}.cert-stats{max-width:96%}}@media print{@page{size:A4 landscape;margin:8mm}body.print-cert *{visibility:hidden!important}body.print-cert #certViewerOverlay,body.print-cert #certViewerOverlay *{visibility:visible!important}body.print-cert #certViewerOverlay{position:absolute;top:0;right:0;bottom:0;left:0;display:block;background:#fff!important;-webkit-backdrop-filter:none;backdrop-filter:none}body.print-cert #certViewerOverlay .certv-topbar{display:none!important}body.print-cert #certViewerOverlay .certv-scroll{padding:0;overflow:visible;display:block}body.print-cert .cert-paper{box-shadow:none!important;width:100%!important;min-height:0!important;border-radius:0;margin:0 auto}body.print-cert .cert-preview-badge{display:none!important}body.print-cert .cert-paper:before{display:none!important}body.print-cert .cert-reveal{animation:none!important}}#page-home{display:none;background:var(--itt-bg-alt, #F4F8FF)}#page-home.active{display:block;padding:10px 14px calc(96px + env(safe-area-inset-bottom,0px))!important;min-height:100%;overflow-x:hidden}body.ithome-active .topbar{display:none!important}.ih-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 2px 12px}.ih-brand{display:inline-flex;align-items:center;gap:8px;font-size:1.05rem;font-weight:800;color:var(--itt-text, #0F172A);letter-spacing:-.02em}.ih-brand-logo{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;font-size:1.05rem;border-radius:11px;background:linear-gradient(135deg,var(--itt-primary, #2563EB),var(--itt-cyan, #38BDF8));box-shadow:var(--itt-shadow-primary, 0 6px 20px rgba(37, 99, 235, .32))}.ih-topchips{display:flex;align-items:center;gap:8px;min-width:0}.ih-chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--itt-border, #DCE8F7);background:var(--itt-surface, #FFFFFF);color:var(--itt-text, #0F172A);border-radius:999px;padding:8px 12px;font-size:.8rem;font-weight:600;white-space:nowrap;cursor:pointer;box-shadow:var(--itt-shadow-xs, 0 1px 3px rgba(15, 23, 42, .06))}.ih-chip b{font-weight:800}.ih-chip--streak b{color:var(--itt-streak, #0EA5E9)}.ih-chip--xp b{color:var(--itt-xp, #CA8A04)}.ih-search{display:flex;align-items:center;gap:10px;background:var(--itt-surface, #FFFFFF);border:1px solid var(--itt-border, 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.09))}.ih-search-item small{color:var(--itt-muted, #64748B);font-size:.74rem}.ih-search-empty{padding:12px 14px;color:var(--itt-muted, #64748B);font-size:.84rem}.ih-quick{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}.ih-quick-card{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:14px;border:1px solid var(--itt-border, #DCE8F7);border-radius:18px;background:var(--itt-surface, #FFFFFF);color:var(--itt-text, #0F172A);text-align:left;cursor:pointer;box-shadow:var(--itt-shadow-xs, 0 1px 3px rgba(15, 23, 42, .06));transition:transform var(--itt-dur-fast, .18s) var(--itt-ease, ease)}.ih-quick-card:active{transform:scale(.97)}.ih-quick-ico{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;font-size:1.25rem;border-radius:13px;background:var(--itt-primary-soft, rgba(37, 99, 235, .09));border:1px solid var(--itt-border, #DCE8F7)}.ih-quick-name{font-size:.95rem;font-weight:700;line-height:1.25}.ih-quick-link{font-size:.78rem;font-weight:600;color:var(--itt-primary, #2563EB)}.ih-banner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px;border-radius:20px;overflow:hidden;margin-bottom:14px;color:#fff;background:radial-gradient(320px 160px at 92% 0%,rgba(56,189,248,.45),transparent 65%),linear-gradient(120deg,#1d4ed8,#2563eb 55%,#38bdf8 130%);box-shadow:var(--itt-shadow-primary, 0 6px 20px rgba(37, 99, 235, .32))}.ih-banner h2{margin:0 0 4px;font-size:1.12rem;font-weight:800;letter-spacing:-.01em}.ih-banner p{margin:0 0 12px;font-size:.8rem;opacity:.92;max-width:21ch}.ih-banner button{border:none;border-radius:999px;padding:9px 16px;font-size:.8rem;font-weight:700;color:#1d4ed8;background:#fff;cursor:pointer}.ih-banner button:active{transform:scale(.97)}.ih-banner-art{flex:0 0 auto;width:74px;height:74px;display:flex;align-items:center;justify-content:center;font-size:2.4rem;border-radius:50%;background:#ffffff29;border:1px solid rgba(255,255,255,.3)}.ih-continue{padding:16px;border:1px solid var(--itt-border-focus, rgba(37, 99, 235, .35));border-radius:18px;background:linear-gradient(135deg,var(--itt-primary-soft, rgba(37, 99, 235, .09)),transparent 60%),var(--itt-surface, #FFFFFF);margin-bottom:18px;box-shadow:var(--itt-shadow-xs, 0 1px 3px rgba(15, 23, 42, .06))}.ih-continue-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.ih-continue-label{font-size:.78rem;font-weight:700;color:var(--itt-muted, #64748B);letter-spacing:.04em;text-transform:uppercase}.ih-xp-badge{font-size:.72rem;font-weight:800;color:var(--itt-xp, #CA8A04);background:var(--itt-xp-soft, rgba(202, 138, 4, .12));border-radius:999px;padding:4px 10px;white-space:nowrap}.ih-continue-title{margin:0 0 4px;font-size:1rem;font-weight:700;color:var(--itt-text, #0F172A)}.ih-continue-sub{margin:0 0 10px;font-size:.8rem;color:var(--itt-muted, #64748B)}.ih-progress{height:8px;border-radius:999px;background:var(--itt-primary-soft, rgba(37, 99, 235, .09));border:1px solid var(--itt-border, #DCE8F7);overflow:hidden;margin-bottom:6px}.ih-progress span{display:block;height:100%;width:0%;border-radius:inherit;background:linear-gradient(90deg,var(--itt-primary, #2563EB),var(--itt-cyan, #38BDF8));transition:width .8s var(--itt-ease-spring, cubic-bezier(.16, 1, .3, 1))}.ih-progress-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.76rem;color:var(--itt-muted, #64748B);margin-bottom:12px}.ih-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px 16px;border:none;border-radius:14px;font-size:.92rem;font-weight:700;font-family:inherit;color:#fff;background:linear-gradient(135deg,var(--itt-primary, #2563EB),var(--itt-primary-hover, #3B82F6));box-shadow:var(--itt-shadow-primary, 0 6px 20px rgba(37, 99, 235, .32));cursor:pointer}.ih-btn:active{transform:scale(.98)}.ih-continue-empty{display:flex;align-items:center;gap:10px;color:var(--itt-muted, #64748B);font-size:.86rem}.ih-section-title{margin:0 2px 10px;font-size:.95rem;font-weight:800;color:var(--itt-text, #0F172A)}.ih-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}.ih-grid-item{display:flex;flex-direction:column;align-items:center;gap:7px;padding:14px 6px 12px;border:1px solid var(--itt-border, #DCE8F7);border-radius:16px;background:var(--itt-surface, #FFFFFF);color:var(--itt-text, #0F172A);font-size:.74rem;font-weight:600;cursor:pointer;box-shadow:var(--itt-shadow-xs, 0 1px 3px rgba(15, 23, 42, .06));transition:transform var(--itt-dur-fast, .18s) var(--itt-ease, ease)}.ih-grid-item:active{transform:scale(.95)}.ih-grid-ico{font-size:1.35rem;line-height:1}.ih-me{padding:16px;border:1px solid var(--itt-border, #DCE8F7);border-radius:18px;background:var(--itt-surface, #FFFFFF);box-shadow:var(--itt-shadow-xs, 0 1px 3px rgba(15, 23, 42, .06))}.ih-me h3{margin:0 0 4px;font-size:1.02rem;font-weight:800;color:var(--itt-text, #0F172A)}.ih-me-sub{margin:0 0 12px;font-size:.8rem;color:var(--itt-muted, #64748B)}.ih-me-row{display:flex;align-items:center;gap:10px}.ih-level-badge{font-size:.74rem;font-weight:800;color:var(--itt-primary, #2563EB);background:var(--itt-primary-soft, rgba(37, 99, 235, .09));border:1px solid var(--itt-border-focus, rgba(37, 99, 235, .35));border-radius:999px;padding:5px 12px;white-space:nowrap}.ih-me-xp{flex:1;min-width:0}.ih-me-xp-text{display:block;font-size:.74rem;color:var(--itt-muted, #64748B);margin-bottom:5px;white-space:nowrap}.ih-me .ih-progress{margin-bottom:0}.ih-bottomnav{position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;align-items:stretch;justify-content:space-around;gap:2px;padding:8px 8px calc(8px + env(safe-area-inset-bottom,0px));background:var(--itt-topbar-bg, rgba(255, 255, 255, .88));backdrop-filter:blur(18px) saturate(180%);-webkit-backdrop-filter:blur(18px) saturate(180%);border-top:1px solid var(--itt-border, #DCE8F7);box-shadow:0 -4px 20px #02061714}.ih-bottomnav button{flex:1 1 0;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px;border:none;background:none;color:var(--itt-faint, #94A3B8);font-size:.66rem;font-weight:600;font-family:inherit;cursor:pointer;border-radius:12px;min-height:44px}.ih-bottomnav button .ih-nav-ico{font-size:1.25rem;line-height:1}.ih-bottomnav button.active{color:var(--itt-primary, #2563EB);font-weight:800}.ih-bottomnav button:active{transform:scale(.94)}@media (max-width: 340px){#page-home.active{padding-left:10px;padding-right:10px}.ih-quick{gap:9px}.ih-grid{gap:8px}.ih-chip{padding:7px 9px;font-size:.74rem}}