.qb-loading-screen{min-height:100vh;min-height:100dvh;background:var(--app-page-bg, var(--qb-bg, #f6fbff));display:flex;align-items:center;justify-content:center}.qb-dolphin-loader-stage{width:min(100%,290px);height:154px;display:inline-flex;align-items:center;justify-content:center;overflow:hidden}.qb-dolphin-loader{width:100%;height:100%;object-fit:contain;transform:scale(2.44);transform-origin:center;filter:brightness(0) saturate(100%) invert(55%) sepia(77%) saturate(1604%) hue-rotate(172deg) brightness(95%) contrast(91%)}.app-content-loading.qb-loading-screen{min-height:100vh;min-height:100dvh;width:100%;background:var(--app-page-bg, #f6fbff)}@media(max-width:720px){.qb-dolphin-loader-stage{width:min(76vw,250px);height:134px}}:root{--learn-font-family: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;--learn-surface: var(--app-page-surface);--learn-surface-soft: #F5FAFE;--learn-text: var(--app-page-text);--learn-muted: var(--muted-soft);--learn-accent: var(--button-primary-bg);--learn-accent-hover: var(--button-primary-hover);--learn-border: #D5E2ED;--learn-border-strong: #B9D1E3;--learn-panel-shadow: #B8D9ED;--learn-control-shadow: #CBDCE8;--learn-focus-ring: rgba(47, 154, 230, .24);--learn-radius-panel: 20px;--learn-radius-control: 12px;--learn-content-width: 720px;--learn-meta-size: 14px;--learn-meta-weight: 600;--learn-content-size: 20px;--learn-content-weight: 700;--learn-control-size: 16px;--learn-control-weight: 600}html[data-dolphin-theme=dark]{--learn-surface: var(--app-page-surface);--learn-surface-soft: #0D3271;--learn-text: var(--app-page-text);--learn-muted: var(--app-page-muted);--learn-accent: var(--primary);--learn-accent-hover: #7BD4FA;--learn-border: #2F5B98;--learn-border-strong: #4A74A9;--learn-panel-shadow: #061D46;--learn-control-shadow: #061D46;--learn-focus-ring: rgba(95, 198, 247, .28)}:where(.path-shell,.ld-shell,.learn-complete,.learn-filter-modal){font-family:var(--learn-font-family);color:var(--learn-text)}:where(.path-shell,.ld-shell,.learn-complete,.learn-filter-modal) button,:where(.path-shell,.ld-shell,.learn-complete,.learn-filter-modal) input,:where(.path-shell,.ld-shell,.learn-complete,.learn-filter-modal) select,:where(.path-shell,.ld-shell,.learn-complete,.learn-filter-modal) textarea{font-family:inherit}.learn-pip{position:relative;display:flex;align-items:center;justify-content:center;margin:0 auto}.learn-pip-disc{width:116px;height:116px;border-radius:50%;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;background:radial-gradient(circle at 50% 35%,#d7f0ff,#aaddf6 55%,#8bcdef);box-shadow:0 10px 26px #145a8c38,inset 0 -8px 18px #145a8c1f;border:4px solid var(--white);animation:learn-bob 3.2s ease-in-out infinite}.learn-pip-disc img{width:94px;height:94px;object-fit:cover;object-position:center 42%;transform:scale(1.18)}@keyframes learn-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-9px)}}.learn-pip-spark{position:absolute;width:12px;height:12px;background:linear-gradient(transparent 45%,var(--qb-bookmarked) 45% 55%,transparent 55%),linear-gradient(90deg,transparent 45%,var(--qb-bookmarked) 45% 55%,transparent 55%);opacity:0;animation:learn-spark 2.4s ease-in-out infinite}.learn-pip-spark-a{top:6px;left:26%;animation-delay:.1s}.learn-pip-spark-b{top:18px;right:22%;width:9px;height:9px;animation-delay:.7s}.learn-pip-spark-c{bottom:28px;left:18%;width:14px;height:14px;animation-delay:1.3s}@keyframes learn-spark{0%,to{opacity:0;transform:scale(.4) rotate(0)}40%{opacity:1;transform:scale(1) rotate(45deg)}60%{opacity:1;transform:scale(1) rotate(45deg)}}.learn-filter-overlay{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:4vh 16px;background:#0a234f73;animation:ignite-in .18s ease forwards}.learn-filter-modal{width:100%;max-width:560px;max-height:90vh;display:flex;flex-direction:column;background:var(--qb-card);border:1px solid var(--qb-border);border-radius:20px;box-shadow:0 24px 60px #0a234f4d;overflow:hidden}.learn-filter-head{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:16px 20px 12px;border-bottom:1px solid var(--qb-border)}.learn-filter-head h3{margin:0;font-size:1.1rem;font-weight:800;color:var(--qb-fg)}.learn-filter-loading{display:flex;align-items:center;justify-content:center;padding:48px 0 56px}.learn-filter-error{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px 24px 46px;text-align:center}.learn-filter-error p{max-width:320px;margin:0;color:var(--muted);font-size:.94rem;line-height:1.45}.learn-qa-bar{position:fixed;left:50%;bottom:calc(104px + env(safe-area-inset-bottom,0px));transform:translate(-50%);z-index:34;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;width:min(820px,calc(100vw - 28px));max-width:min(820px,calc(100vw - 28px));padding:8px;border:1px solid rgba(132,173,208,.42);border-radius:8px;background:#ffffffeb;box-shadow:0 12px 32px #123e692e;backdrop-filter:blur(12px)}html[data-dolphin-theme=dark] .learn-qa-bar{background:#0a234ff0;border-color:#2f5b98;box-shadow:0 12px 32px #00000052}.learn-qa-form,.learn-qa-actions{display:flex;align-items:center;gap:6px;min-width:0}.learn-qa-label{display:inline-flex;align-items:center;height:28px;padding:0 8px;border-radius:6px;background:#172554;color:#fff;font-size:.72rem;font-weight:800;letter-spacing:.04em}.learn-qa-input{width:116px;height:34px;border:1px solid var(--qb-border);border-radius:7px;padding:0 10px;color:var(--qb-fg);background:var(--qb-card);font:inherit;font-size:.9rem;font-weight:700;outline:none}.learn-qa-input:focus{border-color:var(--qb-accent);box-shadow:0 0 0 3px #3498db29}.learn-qa-status{display:inline-flex;align-items:center;min-height:28px;max-width:220px;padding:0 9px;border-radius:999px;background:#dbeafedb;color:#1e3a8a;font-size:.78rem;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.learn-qa-status.is-archived{background:#fee2e2eb;color:#991b1b}.learn-qa-status.is-review:not(.is-archived){background:#fef3c7f2;color:#92400e}.learn-qa-message{max-width:220px;color:var(--qb-muted-fg);font-size:.78rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}@media(max-width:760px){.learn-qa-bar{left:max(8px,env(safe-area-inset-left));right:max(8px,env(safe-area-inset-right));bottom:calc(104px + env(safe-area-inset-bottom,0px));transform:none;width:auto;max-width:none;padding:7px}.learn-qa-form{flex:1 1 100%}.learn-qa-input{flex:1 1 auto;width:auto;min-width:0}.learn-qa-status,.learn-qa-message{max-width:calc(100vw - 40px)}}@media(max-width:480px){.learn-qa-bar{bottom:calc(84px + env(safe-area-inset-bottom,0px));display:grid;grid-template-columns:minmax(0,1fr) auto;justify-content:stretch}.learn-qa-form{grid-column:1 / -1}.learn-qa-status{min-width:0;max-width:none}.learn-qa-actions{justify-content:flex-end}.learn-qa-bar .btn{min-height:36px;height:36px;padding:.4rem .65rem!important;font-size:.78rem}body:has(.learn-qa-bar) .qv-content{padding-bottom:11.5rem}}.lfp{display:flex;flex-direction:column;min-height:0;flex:1}.lfp-body{flex:1;min-height:0;overflow-y:auto;padding:18px 20px 8px;display:flex;flex-direction:column;gap:22px}.lfp-section{display:flex;flex-direction:column;gap:10px}.lfp-title{display:flex;align-items:center;gap:6px;margin:0;font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.lfp-seg{display:inline-flex;gap:4px;padding:4px;background:var(--qb-muted-bg);border-radius:999px;align-self:flex-start}.lfp-seg-btn{border:0;background:transparent;color:var(--muted);font-weight:700;font-size:.9rem;padding:7px 22px;border-radius:999px;cursor:pointer;transition:background .15s ease,color .15s ease}.lfp-seg-btn.is-active{background:var(--white);color:var(--qb-fg);box-shadow:0 2px 8px #145a8c1f}.lfp-chips{display:flex;flex-wrap:wrap;gap:8px}.lfp-chip{display:inline-flex;align-items:center;gap:6px;border:2px solid var(--qb-border);background:var(--white);color:var(--qb-fg);font-weight:700;font-size:.88rem;padding:8px 14px;border-radius:12px;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.lfp-chip:hover{border-color:var(--qb-accent)}.lfp-chip.is-on{background:var(--qb-accent);border-color:var(--qb-accent-shadow);color:var(--white)}.lfp-cat{display:flex;flex-direction:column;gap:8px;padding-top:4px}.lfp-cat-head{display:flex;align-items:center;justify-content:space-between;gap:8px;border:0;background:transparent;padding:2px 0;cursor:pointer}.lfp-cat-name{font-size:.82rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--qb-fg)}.lfp-cat-count{font-size:.72rem;font-weight:700;color:var(--muted-soft);background:var(--qb-muted-bg);border-radius:999px;padding:2px 9px}.lfp-cat-head.is-all .lfp-cat-count{background:var(--qb-accent-soft);color:var(--qb-accent-shadow)}.lfp-topiclist{display:flex;flex-direction:column;gap:6px}.lfp-topic{display:flex;align-items:center;gap:10px;width:100%;text-align:left;border:2px solid var(--qb-border);background:var(--white);color:var(--qb-fg);font-weight:700;font-size:.88rem;line-height:1.3;padding:10px 14px;border-radius:12px;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.lfp-topic:hover{border-color:var(--qb-accent)}.lfp-topic.is-on{background:var(--qb-accent);border-color:var(--qb-accent-shadow);color:var(--white)}.lfp-topic-check{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:6px;border:2px solid var(--qb-border);background:var(--white);color:var(--qb-accent-shadow)}.lfp-topic.is-on .lfp-topic-check{background:var(--white);border-color:var(--white)}.lfp-topic-name{flex:1;min-width:0}.lfp-empty{margin:0;color:var(--muted);font-size:.9rem}.lfp-footer{flex-shrink:0;display:flex;align-items:center;gap:12px;padding:12px 20px;border-top:1px solid var(--qb-border);background:var(--qb-card)}.lfp-reset{border:0;background:transparent;color:var(--muted);font-weight:700;font-size:.88rem;cursor:pointer;padding:8px 6px}.lfp-reset:hover{color:var(--qb-fg)}.lfp-count{margin-left:auto;font-size:.88rem;color:var(--muted)}.lfp-count strong{color:var(--qb-fg)}.lfp-start{display:inline-flex;align-items:center;gap:6px;border:0;background:var(--qb-accent);color:var(--app-ink);font-weight:800;font-size:.95rem;padding:10px 22px;border-radius:12px;cursor:pointer;box-shadow:0 3px 0 var(--qb-accent-shadow);transition:filter .12s ease}.lfp-start:hover:not(:disabled){filter:brightness(1.05)}.lfp-start:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}html[data-dolphin-theme=dark] .lfp-seg-btn.is-active,html[data-dolphin-theme=dark] .lfp-chip,html[data-dolphin-theme=dark] .lfp-topic{background:var(--app-page-soft);border-color:#2f5b98;color:var(--app-page-text)}html[data-dolphin-theme=dark] .lfp-seg-btn.is-active{background:#1e6fbe;color:#fff;box-shadow:0 2px 8px #0000003d}html[data-dolphin-theme=dark] .lfp-chip:hover,html[data-dolphin-theme=dark] .lfp-topic:hover{background:#123f87;border-color:#5fc6f7}html[data-dolphin-theme=dark] .lfp-chip.is-on,html[data-dolphin-theme=dark] .lfp-topic.is-on{background:#1e6fbe;border-color:#5fc6f7;color:#fff}html[data-dolphin-theme=dark] .lfp-topic-check,html[data-dolphin-theme=dark] .lfp-topic.is-on .lfp-topic-check{background:var(--app-page-surface);border-color:#5f83b5;color:#9edfff}html[data-dolphin-theme=dark] .lfp-start{color:#06213f}.learn-leave-overlay{position:fixed;inset:0;z-index:1100;display:flex;align-items:center;justify-content:center;padding:5vh 16px;background:#0a234f80;animation:ignite-in .16s ease forwards}.learn-leave-modal{width:100%;max-width:380px;background:var(--qb-card);border:1px solid var(--qb-border);border-radius:22px;box-shadow:0 24px 60px #0a234f4d;padding:28px 26px 22px;text-align:center}.learn-leave-pip{display:flex;justify-content:center;margin-bottom:14px}.learn-leave-pip-img{width:72px;height:auto;object-fit:contain;filter:drop-shadow(0 6px 10px rgba(20,90,140,.22));animation:learn-bob 3.4s ease-in-out infinite}.learn-leave-title{margin:0 0 8px;font-size:1.3rem;font-weight:800;color:var(--qb-fg)}.learn-leave-sub{margin:0 auto 20px;max-width:320px;color:var(--muted);line-height:1.5;font-size:.95rem}.learn-leave-actions{display:flex;flex-direction:column;gap:10px}.learn-action-message{margin:0 0 10px;color:#ffffffd1;font-size:.9rem;line-height:1.4;text-align:center}.learn-leave-stay,.learn-leave-go{width:100%}.learn-error-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:32px 20px;text-align:center;color:var(--muted)}.learn-access-state{min-height:min(68vh,680px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:48px 24px;text-align:center}.learn-access-state h1,.learn-access-state p{margin:0}.learn-access-toast{position:fixed;z-index:1200;top:16px;left:50%;display:flex;align-items:center;gap:10px;max-width:min(92vw,620px);padding:10px 14px;border:1px solid rgba(255,255,255,.2);border-radius:12px;background:#081c40f0;color:#fff;box-shadow:0 10px 30px #0000003d;transform:translate(-50%)}.learn-access-toast button{border:0;background:transparent;color:#fff44e;font:inherit;font-weight:800;cursor:pointer}.learn-access-state h1{color:var(--text);font-size:clamp(1.5rem,3vw,2rem)}.learn-access-state p{max-width:520px;color:var(--muted);line-height:1.55}.learn-complete{height:100vh;height:100dvh;display:flex;flex-direction:column;justify-content:center;overflow-x:hidden;overflow-y:auto;background:radial-gradient(120% 80% at 50% 0%,#1f5fae,#123c80 46%,#0a2356)}.learn-complete-card{position:relative;flex:0 0 auto;z-index:5;width:100%;max-width:460px;margin:22px auto 0;display:flex;flex-direction:column;padding:0 20px;text-align:center;color:var(--white);opacity:0;transform:translateY(40px)}.learn-complete-card.is-revealed{animation:learn-card-in .5s cubic-bezier(.22,1,.36,1) forwards}@keyframes learn-card-in{to{opacity:1;transform:translateY(0)}}.learn-highlight{display:flex;align-items:center;gap:8px;max-width:420px;margin:0 auto 14px;padding:10px 14px;border-radius:14px;font-size:.88rem;font-weight:700;line-height:1.35;text-align:left;color:var(--white);border:1px solid rgba(255,255,255,.18);background:#ffffff1a;opacity:0;transform:translateY(10px);animation:learn-pop-in .45s cubic-bezier(.22,1,.36,1) forwards}.learn-highlight svg{flex:none}.learn-highlight-celebrate{background:linear-gradient(145deg,#54f0a83d,#5bd1ff2e);border-color:#78f0c86b}.learn-highlight-nudge{background:linear-gradient(145deg,#ffc24d3d,#f59e0b29);border-color:#ffc24d75}.learn-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}.learn-stat{border-radius:16px;padding:11px 6px 12px;border:none;color:var(--white);opacity:0;transform:translateY(10px);animation:learn-pop-in .45s cubic-bezier(.22,1,.36,1) forwards}@keyframes learn-pop-in{to{opacity:1;transform:translateY(0)}}.learn-stat-label{font-size:.64rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;margin-bottom:4px;color:#ffffffd9}.learn-stat-value{display:flex;align-items:center;justify-content:center;gap:5px;font-size:1.15rem;font-weight:800;color:var(--white)}.learn-stat-xp{background:linear-gradient(145deg,#ffc24d,#f59e0b);box-shadow:0 8px 16px -10px #f59e0bf2}.learn-stat-time{background:linear-gradient(145deg,#74b6ff,#1e86f5);box-shadow:0 8px 16px -10px #1e86f5e6}.learn-stat-acc{background:linear-gradient(145deg,#34d399,#059669);box-shadow:0 8px 16px -10px #059669e6}.learn-topics{text-align:left}.learn-topics-head{font-size:.88rem;font-weight:800;color:var(--white);margin:0 0 10px}.learn-topics-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.learn-topic-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}.learn-topic-name{font-weight:700;font-size:.9rem;color:#ffffffeb}.learn-topic-count{font-size:.82rem;font-weight:700;color:#fff9}.learn-topic-bar{height:8px;border-radius:999px;background:#ffffff29;overflow:hidden}.learn-topic-bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary-light),var(--success));width:0;transition:width .8s cubic-bezier(.22,1,.36,1) .2s}.learn-encourage{display:flex;flex-direction:column;align-items:center;gap:5px;margin-bottom:12px}.learn-encourage-bubble{position:relative;background:var(--white);border:none;color:var(--qb-fg);font-weight:600;border-radius:16px;padding:12px 18px;font-size:.9rem;line-height:1.4;max-width:420px;box-shadow:0 8px 22px -8px #347ec773}.learn-encourage-bubble:after{content:"";position:absolute;bottom:-6px;left:50%;transform:translate(-50%) rotate(45deg);width:14px;height:14px;border-radius:0 0 3px;background:var(--white)}.learn-encourage-name{font-size:.8rem;font-weight:800;color:#8fd0ff;letter-spacing:.04em}.learn-footer-stats{display:flex;justify-content:center;gap:28px;padding:0;margin-bottom:18px}.learn-footer-stat{display:flex;align-items:center;gap:7px;color:#ffffffb8}.learn-footer-stat.is-live{color:var(--qb-bookmarked)}.learn-footer-num{font-weight:800;font-size:1.05rem;color:var(--white)}.learn-footer-label{font-size:.85rem;color:#fff9}.learn-actions{display:flex;flex-direction:column;gap:10px;width:100%}.learn-action-primary,.learn-action-secondary{width:100%}.learn-action-primary.btn-primary{background:linear-gradient(120deg,#ff9a3c,#f4477e);color:var(--white);border:none;box-shadow:0 12px 26px -10px #f4477ea6}.learn-action-primary.btn-primary:hover:not(:disabled){background:linear-gradient(120deg,#ffa64f,#f65689);transform:translateY(-1px);box-shadow:0 16px 30px -10px #f4477ebf}.learn-action-primary.btn-primary:active:not(:disabled){background:linear-gradient(120deg,#ff9a3c,#f4477e)}.learn-action-review{width:100%}.learn-action-review.btn-primary{background:linear-gradient(120deg,#38c6ff,#7b6bff);color:var(--white);border:none;box-shadow:0 12px 26px -10px #5b6cff99}.learn-action-review.btn-primary:hover:not(:disabled){background:linear-gradient(120deg,#4fcfff,#8c7dff);transform:translateY(-1px);box-shadow:0 16px 30px -10px #5b6cffb8}.learn-action-review.btn-primary:active:not(:disabled){background:linear-gradient(120deg,#38c6ff,#7b6bff)}.learn-action-secondary.btn-outline{background:#ffffff12;border:1.5px solid rgba(255,255,255,.28);color:#ffffffeb;box-shadow:none}.learn-action-secondary.btn-outline:hover:not(:disabled){background:#ffffff21;border-color:#ffffff73;color:var(--white);box-shadow:none}.learn-complete{min-height:100vh;min-height:100dvh;height:auto;box-sizing:border-box;padding:clamp(24px,7vh,72px) 20px;align-items:center;justify-content:center;background:var(--background);color:var(--app-page-text);font-family:Manrope,Segoe UI,system-ui,-apple-system,sans-serif}.learn-complete-card{width:min(100%,720px);max-width:720px;margin:0 auto;padding:clamp(24px,4vw,40px);gap:0;box-sizing:border-box;border:1px solid var(--card-border);border-radius:24px;background:var(--app-page-surface);color:var(--app-page-text);box-shadow:0 8px color-mix(in srgb,var(--frame-shadow) 52%,var(--button-secondary-shadow)),0 24px 56px #0a234f1f;opacity:0;transform:translateY(18px);text-align:left}.learn-complete-card.is-revealed{animation:learn-card-in .4s cubic-bezier(.22,1,.36,1) forwards}.learn-complete-header{display:flex;align-items:center;gap:clamp(18px,4vw,30px);margin-bottom:24px}.learn-complete-heading{min-width:0}.learn-complete-kicker{margin:0 0 6px;color:var(--primary);font-size:.76rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.learn-highlight{width:100%;max-width:none;box-sizing:border-box;margin:0 0 22px;padding:12px 14px;border-radius:12px;color:var(--app-page-text);border-color:var(--button-secondary-border);background:var(--app-page-soft)}.learn-highlight-celebrate{color:#1d6b41;border-color:color-mix(in srgb,var(--success) 42%,var(--button-secondary-border));background:var(--success-soft)}.learn-highlight-nudge{color:#6b5310;border-color:color-mix(in srgb,var(--warn) 42%,var(--button-secondary-border));background:var(--warn-soft)}html[data-dolphin-theme=dark] .learn-highlight-celebrate,html[data-dolphin-theme=dark] .learn-highlight-nudge{color:var(--app-page-text)}.learn-complete-pip{flex:0 0 auto;display:block;width:clamp(82px,12vw,112px);height:clamp(82px,12vw,112px);margin:0;object-fit:contain;filter:drop-shadow(0 8px 12px rgba(30,111,190,.18));animation:learn-bob 3.2s ease-in-out infinite}.celebrate-title{margin:0;color:var(--app-page-text);background:none;-webkit-text-fill-color:currentColor;filter:none;font-size:clamp(2rem,5vw,3rem);line-height:1.02;letter-spacing:-.04em;text-align:left;animation:none}.celebrate-subtitle{margin:9px 0 0;color:var(--app-page-muted);font-size:.98rem;font-weight:800;text-align:left;text-shadow:none}.learn-stats{gap:0;margin:0 0 20px;padding:18px 0;border-top:1px solid var(--button-secondary-border);border-bottom:1px solid var(--button-secondary-border)}.learn-stat{position:relative;min-width:0;padding:2px 18px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:7px;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--app-page-text)}.learn-stat+.learn-stat{border-left:1px solid var(--button-secondary-border)}.learn-stat svg{flex:none;color:var(--primary)}.learn-stat-xp,.learn-stat-time,.learn-stat-acc{background:transparent;box-shadow:none}.learn-stat-xp svg{color:var(--qb-bookmarked)}.learn-stat-acc svg{color:var(--success)}.learn-stat-label{margin:0;color:var(--muted-soft);font-size:.66rem;line-height:1.2;text-align:left}.learn-stat-value{display:flex;min-height:22px;align-items:center;justify-content:flex-start;gap:7px;color:var(--app-page-text);font-size:1.32rem;line-height:1.05;font-variant-numeric:tabular-nums;text-align:left}.learn-footer-stats{justify-content:flex-start;gap:12px;margin:0 0 24px;padding:0;border:0}.learn-footer-stat,.learn-footer-stat.is-live{min-height:36px;box-sizing:border-box;padding:8px 12px;border:1px solid var(--button-secondary-border);border-radius:999px;background:var(--surface-soft);color:var(--app-page-muted)}.learn-footer-stat.is-live svg{color:var(--qb-bookmarked)}.learn-footer-num{color:var(--app-page-text);font-size:.98rem;font-variant-numeric:tabular-nums}.learn-footer-label{color:var(--muted-soft);font-size:.8rem}.learn-actions{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:12px}.learn-action-primary.btn-primary,.learn-action-primary.btn-primary:hover:not(:disabled),.learn-action-primary.btn-primary:active:not(:disabled){border:var(--button-border-width) solid var(--button-primary-border);background:var(--button-primary-bg);color:var(--button-primary-fg);min-height:52px;box-shadow:0 4px 0 var(--button-primary-shadow)}.learn-action-primary.btn-primary:hover:not(:disabled){background:var(--button-primary-hover);box-shadow:0 7px 0 var(--button-primary-shadow);transform:translateY(-2px)}.learn-action-primary.btn-primary:active:not(:disabled){background:var(--button-primary-hover);box-shadow:0 2px 0 var(--button-primary-shadow);transform:translateY(3px)}.learn-action-secondary.btn-outline,.learn-action-secondary.btn-outline:hover:not(:disabled){border:var(--button-border-width) solid var(--button-secondary-border);background:var(--button-secondary-bg);color:var(--button-secondary-fg);min-height:52px;box-shadow:0 4px 0 var(--button-secondary-shadow)}.learn-action-secondary.btn-outline:hover:not(:disabled){border-color:var(--button-primary-border);background:var(--button-secondary-hover);box-shadow:0 7px 0 var(--button-secondary-shadow)}.streak-ignite{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;cursor:pointer;background:radial-gradient(900px 600px at 50% 40%,rgba(255,196,60,.22),transparent 70%),linear-gradient(180deg,#0a2a4f,#0d3a63);animation:ignite-in .3s ease forwards}@keyframes ignite-in{0%{opacity:0}to{opacity:1}}.streak-ignite-inner{text-align:center;color:var(--white);padding:24px}.streak-flame{position:relative;width:180px;height:180px;margin:0 auto 8px;display:flex;align-items:center;justify-content:center}.streak-flame-glow{position:absolute;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,#fff44eb3,#e8be0000 65%);animation:flame-glow 1.6s ease-out infinite}.streak-flame-stack{position:relative;width:132px;height:132px;animation:flame-pop .6s cubic-bezier(.22,1.4,.4,1) both}.streak-flame-stack>svg{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);fill:currentColor}.streak-flame-back{color:#e8be00}.streak-flame-mid{color:#fff44e}.streak-flame-front{color:#e8be00}@keyframes flame-pop{0%{transform:scale(.2);opacity:0}60%{transform:scale(1.18);opacity:1}to{transform:scale(1);opacity:1}}@keyframes flame-glow{0%,to{transform:scale(.9);opacity:.55}50%{transform:scale(1.08);opacity:.95}}.streak-count{font-size:4.6rem;font-weight:800;line-height:1;color:#fff44e;text-shadow:0 4px 18px rgba(255,196,60,.5);animation:streak-num-pop .5s ease .15s both}@keyframes streak-num-pop{0%{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}.streak-title{font-size:1.4rem;font-weight:800;margin-top:2px}.streak-sub{margin-top:12px;color:#ffffffd1;font-size:.98rem}.streak-hint{margin-top:22px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:#ffffff80}.learn-free-limit-screen{min-height:100vh;min-height:100dvh;background:var(--background)}@media(max-width:560px){.learn-complete{padding:18px 12px 28px}.learn-complete-card{padding:24px 18px;border-radius:20px}.learn-complete-header{align-items:flex-start;gap:14px;margin-bottom:20px}.learn-complete-pip{width:72px;height:72px}.celebrate-title{font-size:clamp(1.75rem,9vw,2.3rem)}.celebrate-subtitle{font-size:.88rem}.learn-stats{gap:0}.learn-stat{padding:2px 9px}.learn-stat:first-child{padding-left:0}.learn-stat:last-child{padding-right:0}.learn-stat-value{font-size:1.05rem}.learn-footer-stats{flex-wrap:wrap;gap:8px}.learn-actions{grid-template-columns:1fr}.streak-count{font-size:3.6rem}}@media(prefers-reduced-motion:reduce){.learn-pip-disc,.learn-pip-spark,.hero-leaper,.fw-p,.fw:before,.celebrate-title,.learn-complete-card,.learn-stat,.streak-flame-stack,.streak-flame-glow,.streak-count{animation:none!important}.learn-complete-card,.learn-stat,.celebrate-title{opacity:1;transform:none}.hero-leaper{transform:translate(4px,-120px) rotate(18deg)}.fw-p,.fw:before{opacity:0}}
