:root{--color-primary: #12B76A;--color-primary-dark: #039855;--color-primary-rgb: 18, 183, 106;--color-secondary: #F79009;--color-secondary-rgb: 247, 144, 9;--color-secondary-dark: #DC6803;--color-accent: #F79009;--color-accent-dark: #DC6803;--color-danger: #F04438;--color-danger-dark: #D92D20;--color-warning: #F79009;--color-warning-dark: #DC6803;--color-info: #0BA5EC;--color-background: #F3F4F6;--color-surface: #FFFFFF;--color-surface-hover: #F9FAFB;--color-border: #E5E7EB;--color-text: #111827;--color-text-muted: #6B7280;--font-family-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-family-display: "Outfit", var(--font-family-base);--font-size-base: 1rem;--font-size-sm: .875rem;--font-size-xs: .75rem;--font-size-lg: 1.125rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-bold: 600;--font-weight-extrabold: 600;--font-weight-black: 600;--space-2xs: .25rem;--space-xs: .5rem;--space-sm: .75rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--border-radius-sm: .75rem;--border-radius-md: 1rem;--border-radius-lg: 1.5rem;--border-radius-xl: 1.75rem;--border-radius-2xl: 2rem;--border-radius-3xl: 2.5rem;--border-radius-pill: 9999px;--border-radius-full: 9999px;--min-tap-target: 3rem;--min-touch-target: 44px;--color-text-secondary: #64748B;--shadow-sm: 0 .125rem .25rem rgba(16, 24, 40, .1), 0 .0625rem .125rem rgba(16, 24, 40, .06);--shadow-md: 0 .25rem .5rem -.125rem rgba(16, 24, 40, .1), 0 .125rem .25rem -.125rem rgba(16, 24, 40, .06);--shadow-lg: 0 .5rem 1rem -.25rem rgba(16, 24, 40, .1), 0 .25rem .375rem -.25rem rgba(16, 24, 40, .06);--transition-fast: .2s ease-out;--transition-medium: .3s;--transition-slow: .4s;--transition-bounce: .4s cubic-bezier(.175, .885, .32, 1.275)}@media(prefers-color-scheme:dark){:root{--color-background: #0B0F19;--color-surface: #111827;--color-surface-hover: #1F2937;--color-border: #374151;--color-text: #F3F4F6;--color-text-muted: #9CA3AF;--color-text-secondary: #A0AEC0;--shadow-sm: 0 .125rem .25rem rgba(0, 0, 0, .3);--shadow-md: 0 .5rem 1rem rgba(0, 0, 0, .4);--shadow-lg: 0 1rem 2rem rgba(0, 0, 0, .5);--color-header: #E5E7EB}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family-base);font-size:var(--font-size-base);color:var(--color-text);background-color:var(--color-background);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;font-feature-settings:"cv02","cv03","cv04","cv11"}h1,h2,h3,h4,h5,h6{font-family:var(--font-family-display);color:var(--color-header, 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var(--color-border);background:var(--color-background);color:var(--color-text-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.icon-btn[data-v-454f3513]:hover,.share-btn-round[data-v-454f3513]:hover{background-color:var(--color-surface-hover);color:var(--color-primary);border-color:var(--color-primary)}.w-full[data-v-454f3513]{width:100%}.lesson-section[data-v-454f3513]{display:flex;flex-direction:column}.section-header[data-v-454f3513]{position:sticky;top:0;background-color:var(--color-background);z-index:10;padding:var(--space-md) var(--space-md);margin-left:calc(-1 * var(--space-md));margin-right:calc(-1 * var(--space-md));box-shadow:0 .25rem .625rem -.625rem #00000080;transition:all .3s ease}.is-deep-dive .section-header[data-v-454f3513]{background:var(--color-background);border-bottom:.125rem solid rgba(var(--color-secondary-rgb),.2);box-shadow:0 0 .9375rem 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rgba(var(--color-secondary-rgb),.3)!important;color:var(--color-secondary)!important;font-weight:800!important;font-size:.6875rem!important;text-transform:uppercase;letter-spacing:.03125rem;-webkit-backdrop-filter:blur(.25rem);backdrop-filter:blur(.25rem);padding:.375rem .875rem!important;border-radius:var(--border-radius-pill)!important;flex-shrink:0;min-height:auto!important;box-shadow:var(--shadow-sm)}.deepdive-btn[data-v-454f3513]:hover{background:linear-gradient(135deg,rgba(var(--color-secondary-rgb),.15),rgba(var(--color-secondary-rgb),.25))!important;border-color:var(--color-secondary)!important;transform:translateY(-.0625rem) scale(1.02)}.section-nodes[data-v-454f3513]{display:flex;flex-direction:column;align-items:center}.path-timeline-item[data-v-454f3513]{display:flex;flex-direction:column;align-items:center;width:100%}.timeline-connector[data-v-454f3513]{width:.25rem;height:1.5rem;background-color:var(--color-border);margin:.25rem 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var(--transition-fast)}.pill-content[data-v-454f3513]{display:flex;flex-direction:column;flex-grow:1}.pill-title[data-v-454f3513]{font-weight:var(--font-weight-bold);font-size:1rem;color:var(--color-text);margin-bottom:.25rem;line-height:1.2}.pill-type[data-v-454f3513]{font-size:.75rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:700}.node-completed[data-v-454f3513]{border-color:var(--color-primary)}.node-completed .pill-icon-wrapper[data-v-454f3513]{background-color:var(--color-primary);color:#fff}.node-active[data-v-454f3513]{border-color:var(--color-accent);box-shadow:0 0 #f59e0b66;animation:pulse-active-glow-454f3513 2.5s infinite}@keyframes pulse-active-glow-454f3513{0%{box-shadow:0 0 rgba(var(--color-accent-rgb),.5)}70%{box-shadow:0 0 0 .625rem rgba(var(--color-accent-rgb),0)}to{box-shadow:0 0 rgba(var(--color-accent-rgb),0)}}.node-active .pill-icon-wrapper[data-v-454f3513]{background-color:var(--color-accent);color:#fff;animation:pulse-icon-454f3513 2.5s infinite}.node-locked[data-v-454f3513]{background-color:var(--color-surface-hover);border-color:transparent;cursor:not-allowed;opacity:.7;box-shadow:none}.node-locked .pill-icon-wrapper[data-v-454f3513]{background-color:var(--color-border);color:var(--color-text-muted)}.node-unlocked[data-v-454f3513]{border:1.5px solid var(--color-border);border-style:solid;background-color:var(--color-surface);opacity:.9}.node-unlocked .pill-icon-wrapper[data-v-454f3513]{background-color:var(--color-border);color:var(--color-text-muted)}@keyframes pulse-icon-454f3513{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.spin[data-v-454f3513]{animation:spin-454f3513 1s linear infinite}@keyframes spin-454f3513{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.reset-backdrop[data-v-454f3513]{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:var(--space-md)}.reset-dialog[data-v-454f3513]{background:var(--color-surface);border-radius:24px;padding:var(--space-xl);width:100%;max-width:400px;box-shadow:0 20px 50px #0000004d;border:1px solid var(--color-border)}.close-btn[data-v-454f3513]{background:none;border:none;color:var(--color-text-muted);cursor:pointer;padding:4px;border-radius:50%;transition:all .2s}.close-btn[data-v-454f3513]:hover{background:var(--color-surface-hover);color:var(--color-text)}.danger-btn[data-v-454f3513]{background-color:var(--color-danger)!important;border-color:var(--color-danger)!important;color:#fff!important}.danger-btn[data-v-454f3513]:hover{background-color:var(--color-danger-dark)!important}.disclaimer-box[data-v-454f3513]{display:flex;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:12px;background-color:var(--color-surface-hover);border:1px solid var(--color-border);font-size:11px;color:var(--color-text-muted);line-height:1.4;text-align:left;opacity:.8}.takeaways-info-btn[data-v-454f3513]{width:2rem;height:2rem;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1.5px solid var(--color-border);background-color:var(--color-surface);color:var(--color-text-muted);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.takeaways-info-btn[data-v-454f3513]:hover{background-color:var(--color-surface-hover);border-color:var(--color-primary);color:var(--color-primary)}.takeaways-info-btn.expanded[data-v-454f3513]{background-color:var(--color-primary);border-color:var(--color-primary);color:#fff;box-shadow:0 0 12px #12b76a4d}.takeaways-content[data-v-454f3513]{overflow:hidden}.course-takeaways-card[data-v-454f3513]{padding:var(--space-md);border-radius:var(--border-radius-lg);background:var(--color-surface);border:.0625rem solid var(--color-border);box-shadow:var(--shadow-sm);text-align:left}.takeaways-card[data-v-454f3513]{padding:var(--space-md);border-radius:var(--border-radius-lg);background:var(--color-surface);border:.0625rem solid var(--color-border);box-shadow:var(--shadow-sm)}.takeaways-list[data-v-454f3513]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.takeaways-list li[data-v-454f3513]{position:relative;padding-left:18px;font-size:.8125rem;line-height:1.4;color:var(--color-text-muted)}.takeaways-list li[data-v-454f3513]:before{content:"";position:absolute;left:0;top:.4375rem;width:.375rem;height:.375rem;border-radius:50%;background-color:var(--color-primary);box-shadow:0 0 .375rem var(--color-primary)}.header-collapsible[data-v-454f3513]{overflow:hidden}.expand-enter-active[data-v-454f3513],.expand-leave-active[data-v-454f3513]{transition:all .35s cubic-bezier(.4,0,.2,1);max-height:400px;opacity:1}.expand-enter-from[data-v-454f3513],.expand-leave-to[data-v-454f3513]{max-height:0;opacity:0;margin-top:0!important;padding-top:0!important;padding-bottom:0!important}.modal-enter-active[data-v-454f3513],.modal-leave-active[data-v-454f3513]{transition:opacity .3s ease}.modal-enter-from[data-v-454f3513],.modal-leave-to[data-v-454f3513]{opacity:0}