:root{--brand-primary: #6c5ce7;--brand-primary-50: #f3f0ff;--brand-primary-100: #e6e0ff;--brand-primary-200: #c9bfff;--brand-primary-300: #ac9eff;--brand-primary-400: #8f7dff;--brand-primary-500: #6c5ce7;--brand-primary-600: #5a4bd4;--brand-primary-700: #483ac1;--brand-primary-800: #3629ae;--brand-primary-900: #24179b;--brand-secondary: #a29bfe;--brand-accent: #00cec9;--brand-accent-50: #e0fcfc;--brand-accent-100: #b2f5f5;--brand-accent-200: #84efef;--brand-accent-300: #56e9e9;--brand-accent-400: #28e3e3;--brand-accent-500: #00cec9;--brand-accent-600: #00b5b0;--brand-accent-700: #009c97;--brand-accent-800: #008384;--brand-accent-900: #006a71;--accent-purple: #a855f7;--accent-purple-50: #faf5ff;--accent-purple-100: #f3e8ff;--accent-purple-200: #e9d5ff;--accent-purple-300: #d8b4fe;--accent-purple-400: #c084fc;--accent-purple-500: #a855f7;--accent-purple-600: #9333ea;--accent-purple-700: #7e22ce;--accent-purple-800: #6b21a8;--accent-purple-900: #581c87;--accent-blue: #3b82f6;--accent-blue-50: #eff6ff;--accent-blue-100: #dbeafe;--accent-blue-200: #bfdbfe;--accent-blue-300: #93c5fd;--accent-blue-400: #60a5fa;--accent-blue-500: #3b82f6;--accent-blue-600: #2563eb;--accent-blue-700: #1d4ed8;--accent-blue-800: #1e40af;--accent-blue-900: #1e3a8a;--accent-glow: rgba(168, 85, 247, .4);--success: #2ecc71;--success-50: #f0fdf4;--success-100: #dcfce7;--success-200: #bbf7d0;--success-300: #86efac;--success-400: #4ade80;--success-500: #2ecc71;--success-600: #22c55e;--success-700: #16a34a;--success-800: #15803d;--success-900: #166534;--warning: #f1c40f;--warning-50: #fefce8;--warning-100: #fef9c3;--warning-200: #fef08a;--warning-300: #fde047;--warning-400: #facc15;--warning-500: #f1c40f;--warning-600: #eab308;--warning-700: #ca8a04;--warning-800: #a16207;--warning-900: #713f12;--error: #e74c3c;--error-50: #fef2f2;--error-100: #fee2e2;--error-200: #fecaca;--error-300: #fca5a5;--error-400: #f87171;--error-500: #e74c3c;--error-600: #dc2626;--error-700: #b91c1c;--error-800: #991b1b;--error-900: #7f1d1d;--info: #3498db;--info-50: #eff6ff;--info-100: #dbeafe;--info-200: #bfdbfe;--info-300: #93c5fd;--info-400: #60a5fa;--info-500: #3498db;--info-600: #2563eb;--info-700: #1d4ed8;--info-800: #1e40af;--info-900: #1e3a8a;--bg-primary: #05040a;--bg-secondary: #080710;--bg-tertiary: #0b0a15;--bg-card: #0d0b1a;--bg-elevated: #110e24;--bg-hover: #161230;--bg-active: #1c1740;--bg-primary-light: #ffffff;--bg-secondary-light: #f8fafc;--bg-tertiary-light: #f1f5f9;--bg-card-light: #ffffff;--bg-elevated-light: #ffffff;--bg-hover-light: #f8fafc;--bg-active-light: #e2e8f0;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--text-disabled: #64748b;--text-primary-light: #0f172a;--text-secondary-light: #475569;--text-muted-light: #94a3b8;--text-disabled-light: #cbd5e1;--border: rgba(255, 255, 255, .05);--border-light: #e2e8f0;--border-active: #8b5cf6;--border-focus: #c4b5fd;--space-0: 0;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-20: 80px;--space-24: 96px;--space-32: 128px;--radius-none: 0;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-2xl: 20px;--radius-3xl: 24px;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-glow: 0 0 20px var(--accent-glow);--shadow-glow-sm: 0 0 10px var(--accent-glow);--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070;--transition-fast: .15s ease-in-out;--transition-base: .2s ease-in-out;--transition-slow: .3s ease-in-out;--transition-slower: .5s ease-in-out;--sidebar-width: 280px;--sidebar-collapsed-width: 64px;--header-height: 64px;--topnav-height: 56px;--max-width: 1400px;--max-width-narrow: 900px;--page-header-size: 1.5rem;--page-subheader-size: 1rem;--page-padding: 1.5rem 2rem;--gradient-brand: linear-gradient(90deg, #00e5ff 0%, #8b5cf6 100%);--gradient-brand-subtle: linear-gradient( 90deg, rgba(0, 229, 255, .2) 0%, rgba(139, 92, 246, .2) 100% );--gradient-purple: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));--gradient-success: linear-gradient(135deg, var(--success-400), var(--success-600));--gradient-warning: linear-gradient(135deg, var(--warning-400), var(--warning-600));--gradient-error: linear-gradient(135deg, var(--error-400), var(--error-600));--glass-bg: rgba(13, 11, 26, .35);--glass-border: rgba(255, 255, 255, .05);--glass-blur: blur(24px);--glass-shadow: 0 12px 40px 0 rgba(0, 0, 0, .6)}[data-theme=light]{--bg-primary: var(--bg-primary-light);--bg-secondary: var(--bg-secondary-light);--bg-tertiary: var(--bg-tertiary-light);--bg-card: var(--bg-card-light);--bg-elevated: var(--bg-elevated-light);--bg-hover: var(--bg-hover-light);--bg-active: var(--bg-active-light);--text-primary: var(--text-primary-light);--text-secondary: var(--text-secondary-light);--text-muted: var(--text-muted-light);--text-disabled: var(--text-disabled-light);--border: var(--border-light);--glass-bg: rgba(255, 255, 255, .8);--glass-border: rgba(0, 0, 0, .1)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);border:none;font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:all var(--transition-base);text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand-primary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){background:var(--brand-primary-600);box-shadow:var(--shadow-glow-sm);transform:translateY(-1px)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){border-color:var(--brand-primary);background:var(--bg-hover)}.btn-ghost{background:transparent;color:var(--text-primary);border:1px solid transparent}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border)}.btn-accent{background:var(--brand-accent);color:var(--bg-primary)}.btn-accent:hover:not(:disabled){background:var(--brand-accent-600);box-shadow:var(--shadow-glow-sm)}.btn-success{background:var(--success);color:#fff}.btn-success:hover:not(:disabled){background:var(--success-600)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover:not(:disabled){background:var(--error-600)}.btn-sm{padding:var(--space-1) var(--space-3);font-size:12px}.btn-lg{padding:var(--space-3) var(--space-6);font-size:16px}.btn-icon{padding:var(--space-2);aspect-ratio:1}.input{width:100%;padding:var(--space-2) var(--space-3);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-family:inherit;transition:all var(--transition-base)}.input::placeholder{color:var(--text-muted)}.input:focus{outline:none;border-color:var(--brand-primary);box-shadow:0 0 0 3px var(--brand-primary-100)}.input:disabled{opacity:.5;cursor:not-allowed}.input-error{border-color:var(--error)}.input-error:focus{box-shadow:0 0 0 3px var(--error-100)}.input-sm{padding:var(--space-1) var(--space-2);font-size:12px}.input-lg{padding:var(--space-3) var(--space-4);font-size:16px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-6);transition:all var(--transition-base);box-shadow:0 4px 20px #0003}.card:hover{border-color:#8b5cf64d;box-shadow:0 8px 30px #0006,0 0 15px #8b5cf61a;transform:translateY(-2px)}.card-elevated{box-shadow:var(--shadow-md)}.card-glass{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:all var(--transition-slow)}.card-glass:hover{background:#1a1a3e80;box-shadow:0 16px 50px #000c,0 0 25px #8b5cf626;border-color:#ffffff1a;transform:translateY(-2px)}.card-sm{padding:var(--space-4)}.card-lg{padding:var(--space-8)}.landing-entry-layout{min-height:100vh;background:radial-gradient(circle at top right,rgba(251,146,60,.16),transparent 28%),radial-gradient(circle at top left,rgba(56,189,248,.16),transparent 32%),linear-gradient(180deg,#020617,#0f172af5)}.landing-main{max-height:none;min-height:100vh}.landing-content-container{width:100%;max-width:min(1240px,calc(100vw - 2rem));padding:clamp(1rem,2vw,2rem)!important;display:flex;align-items:center}.landing-hero{position:relative;width:100%;display:grid;gap:1rem;padding:clamp(1rem,2.4vw,2rem);border-radius:32px;border:1px solid rgba(148,163,184,.18);background:radial-gradient(circle at top left,rgba(56,189,248,.16),transparent 34%),radial-gradient(circle at bottom right,rgba(249,115,22,.16),transparent 32%),linear-gradient(145deg,#0f172afa,#111827f5);box-shadow:0 26px 70px #02061780,inset 0 1px #ffffff0d;overflow:hidden}.landing-hero:before{content:"";position:absolute;inset:15% auto auto -8%;width:260px;height:260px;border-radius:999px;background:#3b82f61a;filter:blur(32px);pointer-events:none}.landing-hero>*{position:relative;z-index:1}.landing-hero-toolbar,.landing-hero-grid{display:grid;gap:1rem}.landing-hero-toolbar{grid-template-columns:minmax(0,1fr) auto;align-items:center}.landing-hero-toolbar-actions{display:inline-flex;align-items:center;gap:.75rem}.landing-hero-lang-toggle{display:inline-flex;align-items:center;gap:.45rem;min-height:44px;padding:.7rem 1rem;border-radius:999px;border:1px solid rgba(148,163,184,.24);background:#0f172a9e;color:#e2e8f0;font-weight:700;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease}.landing-hero-lang-toggle:hover{transform:translateY(-1px);border-color:#7dd3fc66;background:#0f172abf}.landing-hero-theme-toggle{background:#0f172a9e;border-color:#94a3b83d}.landing-hero-grid{grid-template-columns:minmax(0,1.45fr) minmax(300px,.95fr);align-items:start}.landing-hero-copy{display:flex;flex-direction:column;gap:1rem}.landing-hero-eyebrow{display:inline-flex;align-items:center;width:fit-content;padding:.45rem .85rem;border-radius:999px;border:1px solid rgba(125,211,252,.25);background:#0ea5e91f;color:#bae6fd;font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.landing-hero-title{margin:0;max-width:13ch;font-size:clamp(2.3rem,5vw,4.6rem);line-height:.94;font-weight:900;color:#f8fafc;text-wrap:balance}.landing-hero-subtitle,.landing-hero-footnote{margin:0;max-width:62ch;color:#e2e8f0d1;font-size:clamp(1rem,1.5vw,1.1rem);line-height:1.75}.landing-hero-cta-group{display:flex;flex-wrap:wrap;gap:.85rem}.landing-hero-cta{display:inline-flex;align-items:center;justify-content:center;gap:.7rem;min-height:52px;padding:.95rem 1.45rem;border:none;border-radius:999px;background:linear-gradient(135deg,#f97316,#fb7185);color:#fff7ed;font-size:1rem;font-weight:800;cursor:pointer;box-shadow:0 16px 34px #f973163d;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,border-color .18s ease}.landing-hero-cta:hover{transform:translateY(-1px);filter:brightness(1.04);box-shadow:0 22px 40px #f973164d}.landing-hero-cta:focus-visible{outline:3px solid rgba(255,237,213,.55);outline-offset:3px}.landing-hero-cta-secondary{background:#0f172a6b;color:#f8fafc;border:1px solid rgba(148,163,184,.24);box-shadow:none}.landing-hero-cta-secondary:hover{border-color:#7dd3fc5c;box-shadow:none}.landing-hero-rail,.landing-proof-card,.landing-feature-card,.landing-hero-panel{border:1px solid rgba(148,163,184,.16);background:#0f172aad;border-radius:22px;box-shadow:inset 0 1px #ffffff0a}.landing-hero-rail{padding:0}.landing-hero-panel{padding:1.25rem;display:flex;flex-direction:column;gap:1rem}.landing-hero-panel-kicker{display:inline-block;width:fit-content;padding:.3rem .65rem;border-radius:999px;background:#f973161f;color:#fdba74;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.landing-hero-panel h2,.landing-feature-card h2{margin:0;color:#f8fafc}.landing-hero-panel p,.landing-feature-card p,.landing-proof-card p{margin:0;color:#e2e8f0bd;line-height:1.65}.landing-hero-panel-metric{display:flex;align-items:baseline;gap:.75rem;padding:.95rem 1rem;border-radius:18px;background:#ffffff08;border:1px solid rgba(148,163,184,.12)}.landing-hero-panel-metric strong{font-size:clamp(1.75rem,3vw,2.2rem);line-height:1;color:#f8fafc}.landing-hero-panel-metric span{color:#e2e8f0b8;font-size:.94rem}.landing-hero-journey{list-style:none;padding:0;margin:0;display:grid;gap:.8rem}.landing-hero-journey li{display:flex;align-items:flex-start;gap:.65rem;color:#e2e8f0d6}.landing-hero-journey svg{color:#38bdf8;flex-shrink:0;margin-top:.15rem}.landing-hero-proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.85rem}.landing-proof-card{padding:1rem 1.1rem;display:flex;flex-direction:column;gap:.6rem}.landing-proof-label{display:inline-flex;align-items:center;gap:.45rem;color:#e2e8f0b8;font-size:.9rem;font-weight:700}.landing-proof-icon{color:#7dd3fc}.landing-proof-card strong{font-size:clamp(1.5rem,3vw,2rem);line-height:1;color:#f8fafc}.landing-proof-card strong.unavailable{color:#fbbf24;font-size:1.2rem;letter-spacing:.04em}.landing-hero-features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.9rem}.landing-feature-card{padding:1.15rem;display:flex;flex-direction:column;gap:.8rem}.landing-feature-topline{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.landing-feature-icon{width:2.75rem;height:2.75rem;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;background:#0ea5e924;color:#7dd3fc}.landing-feature-value{font-size:clamp(1.4rem,3vw,1.9rem);font-weight:900;color:#f8fafc}.landing-hero-signature{display:inline-flex;align-items:center;gap:.55rem;color:#e2e8f0b8;font-size:.92rem}.landing-hero-signature svg{color:#f97316}@media(max-width:480px){.content-container{padding-bottom:calc(7rem + env(safe-area-inset-bottom,0px))}.metrics-toggle-btn{bottom:calc(4.5rem + env(safe-area-inset-bottom,0px))!important;inset-inline-end:1rem!important}.tutor-chat-fab,.add-course-fab{bottom:calc(1rem + env(safe-area-inset-bottom,0px))!important;padding:0!important;width:48px!important;min-width:48px!important;height:48px!important;min-height:48px!important;justify-content:center!important;gap:0!important}.tutor-chat-fab{inset-inline-end:1rem!important}.add-course-fab{inset-inline-start:1rem!important}.tutor-chat-fab span,.add-course-fab-label{display:none}.landing-content-container{max-width:calc(100vw - 1rem);padding:.5rem!important}.landing-hero-toolbar{grid-template-columns:1fr}.landing-hero-toolbar-actions{justify-content:space-between}.landing-hero-lang-toggle,.landing-hero-theme-toggle{flex:1;justify-content:center}}@media(max-width:768px){body.mobile-lesson-bar-active .metrics-toggle-btn{bottom:calc(8.75rem + env(safe-area-inset-bottom,0px))!important}body.mobile-lesson-bar-active .tutor-chat-fab,body.mobile-lesson-bar-active .add-course-fab{bottom:calc(5.15rem + env(safe-area-inset-bottom,0px))!important}}@media(max-width:960px){.landing-hero{padding:1rem}.landing-hero-grid,.landing-hero-proof,.landing-hero-features{grid-template-columns:1fr}}@media(max-width:640px){.landing-hero{border-radius:24px}.landing-hero-title{font-size:clamp(1.75rem,9vw,2.5rem);max-width:none}.landing-hero-subtitle,.landing-hero-footnote{font-size:.95rem}.landing-hero-footnote{display:none}.landing-hero-cta-group{flex-direction:column}.landing-hero-cta{width:100%}.landing-proof-card,.landing-feature-card,.landing-hero-panel,.landing-hero-rail{border-radius:18px}.landing-hero-rail{display:none}}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.badge-primary{background:var(--brand-primary-100);color:var(--brand-primary);border:1px solid var(--brand-primary-200)}.badge-secondary{background:var(--brand-accent-100);color:var(--brand-accent);border:1px solid var(--brand-accent-200)}.badge-success{background:var(--success-100);color:var(--success);border:1px solid var(--success-200)}.badge-warning{background:var(--warning-100);color:var(--warning);border:1px solid var(--warning-200)}.badge-error{background:var(--error-100);color:var(--error);border:1px solid var(--error-200)}.badge-sm{padding:2px 8px;font-size:10px}.badge-lg{padding:var(--space-2) var(--space-3);font-size:12px}.progress{width:100%;height:6px;background:#0f0e1d;border-radius:var(--radius-full);overflow:hidden;box-shadow:inset 0 1px 3px #0000004d}.progress-bar{height:100%;background:var(--gradient-brand);border-radius:var(--radius-full);transition:width var(--transition-slow);box-shadow:0 0 10px #00e5ff4d}.progress-sm{height:4px}.progress-lg{height:12px}.progress-ring{transform:rotate(-90deg)}.progress-ring-circle{transition:stroke-dashoffset var(--transition-slow);transform-origin:50% 50%}.divider{width:100%;height:1px;background:var(--border);border:none}.divider-vertical{width:1px;height:100%;background:var(--border)}.divider-dashed{border-style:dashed}.avatar{display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-full);background:var(--bg-elevated);color:var(--text-primary);font-weight:600;overflow:hidden}.avatar-sm{width:32px;height:32px;font-size:12px}.avatar-md{width:40px;height:40px;font-size:14px}.avatar-lg{width:48px;height:48px;font-size:16px}.avatar-xl{width:64px;height:64px;font-size:20px}.avatar img{width:100%;height:100%;object-fit:cover}.chip{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-full);font-size:12px;font-weight:500;color:var(--text-primary);transition:all var(--transition-base);cursor:pointer}.chip:hover{border-color:var(--brand-primary);background:var(--bg-hover)}.chip-active{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.chip-removable{padding-inline-start:var(--space-2)}.chip-remove{display:flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:var(--radius-full);background:var(--text-muted);color:var(--bg-primary);font-size:10px;transition:all var(--transition-base)}.chip-remove:hover{background:var(--error)}.tooltip{position:relative;display:inline-block}.tooltip-content{position:absolute;bottom:calc(100% + 8px);inset-inline-end:50%;transform:translate(-50%);padding:var(--space-2) var(--space-3);background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-md);font-size:12px;white-space:nowrap;opacity:0;visibility:hidden;transition:all var(--transition-base);z-index:var(--z-tooltip);box-shadow:var(--shadow-lg)}.tooltip:hover .tooltip-content{opacity:1;visibility:visible}.tooltip-top .tooltip-content{bottom:auto;top:calc(100% + 8px)}.tooltip-left .tooltip-content{inset-inline-end:auto;inset-inline-start:calc(100% + 8px);transform:none}.tooltip-right .tooltip-content{inset-inline-end:calc(100% + 8px);transform:none}.toggle{position:relative;display:inline-block;width:44px;height:24px}.toggle-input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;inset-inline-end:0;inset-inline-start:0;bottom:0;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-full);transition:var(--transition-base)}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;inset-inline-end:2px;bottom:2px;background:var(--text-muted);border-radius:var(--radius-full);transition:var(--transition-base)}.toggle-input:checked+.toggle-slider{background:var(--brand-primary);border-color:var(--brand-primary)}.toggle-input:checked+.toggle-slider:before{transform:translate(20px);background:#fff}.toggle-input:focus+.toggle-slider{box-shadow:0 0 0 3px var(--brand-primary-100)}.alert{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);border:1px 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var(--border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-md);margin-bottom:var(--space-6);transition:all var(--transition-base)}.page-card:hover{border-color:var(--border-active);box-shadow:var(--shadow-lg)}.page-header{font-size:var(--page-header-size, 1.5rem);color:var(--text-primary);font-weight:700;margin-bottom:var(--space-4);display:flex;align-items:center;gap:var(--space-3)}.page-subheader{font-size:var(--page-subheader-size, 1rem);color:var(--text-secondary);font-weight:500;margin-bottom:var(--space-4)}.status-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:.85rem;font-weight:600}.status-badge.success{background:var(--success-900);color:var(--success-100);border:1px solid var(--success-800)}.status-badge.warning{background:var(--warning-900);color:var(--warning-100);border:1px solid var(--warning-800)}.status-badge.error{background:var(--error-900);color:var(--error-100);border:1px solid var(--error-800)}.status-badge.info{background:var(--info-900);color:var(--info-100);border:1px solid var(--info-800)}.credibility-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:13px;font-weight:600;border:1px solid;transition:all var(--transition-base)}.credibility-badge .badge-icon{font-size:16px}.credibility-badge .badge-content{display:flex;flex-direction:column;line-height:1.1}.credibility-badge .badge-sources{font-size:10px;font-weight:500;opacity:.8}.credibility-badge .badge-status{margin-inline-end:var(--space-2);font-size:11px;padding-inline-end:var(--space-2);border-inline-end:1px solid currentColor;opacity:.9}.credibility-badge.tier-1,.credibility-badge.tier-2{background:var(--error-900);color:var(--error-100);border-color:var(--error-800)}.credibility-badge.tier-3,.credibility-badge.tier-4{background:var(--error-800);color:#fff;border-color:var(--error-700)}.credibility-badge.tier-5,.credibility-badge.tier-6{background:var(--warning-900);color:var(--warning-100);border-color:var(--warning-800)}.credibility-badge.tier-7,.credibility-badge.tier-8{background:var(--info-900);color:var(--info-100);border-color:var(--info-800)}.credibility-badge.tier-9,.credibility-badge.tier-10{background:var(--success-900);color:var(--success-100);border-color:var(--success-800)}.bias-indicator{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);font-size:12px;font-weight:600;border:1px solid var(--border);background:var(--bg-card);color:var(--text-primary)}:root{--font-primary: "Inter", -apple-system, 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var(--brand-primary))}50%{filter:drop-shadow(0 0 20px var(--brand-accent))}}.sidebar-subtitle{font-family:var(--font-hebrew);font-size:11px;color:var(--text-muted);margin-top:var(--space-1);font-weight:var(--font-weight-medium)}.level-list{padding:var(--space-3);flex:1}.level-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);margin-bottom:var(--space-1);border:1px solid transparent;position:relative;overflow:hidden;min-height:44px}.level-item:before{content:"";position:absolute;inset:0;background:var(--gradient-brand);opacity:0;transition:opacity var(--transition-base);z-index:-1}.level-item:hover{background:var(--bg-hover);border-color:var(--border);transform:translate(-4px);box-shadow:var(--shadow-md)}.level-item.active:before{opacity:1}.level-item.active{border-color:var(--brand-primary);box-shadow:var(--shadow-glow);transform:translate(-4px)}.level-item.completed{opacity:.7}.level-item.completed:hover{opacity:1}.level-number{width:36px;height:36px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:var(--font-weight-bold);flex-shrink:0;background:var(--bg-card);color:var(--text-secondary);border:2px solid var(--border);transition:all var(--transition-base);position:relative;z-index:1}.level-item:hover .level-number{transform:scale(1.1)}.level-item.active .level-number{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary);box-shadow:0 0 15px var(--brand-primary)}.level-item.completed .level-number{background:var(--success);color:#fff;border-color:var(--success);box-shadow:0 0 10px var(--success)}.level-number:after{content:"";position:absolute;inset:-4px;border-radius:var(--radius-full);border:2px solid transparent;transition:border-color var(--transition-base)}.level-item.active .level-number:after{border-color:var(--brand-primary-300);animation:pulse-ring 2s infinite}@keyframes pulse-ring{0%{transform:scale(1);opacity:1}to{transform:scale(1.5);opacity:0}}.level-info{flex:1;min-width:0;position:relative;z-index:1}.level-title{font-family:var(--font-hebrew);font-size:14px;font-weight:var(--font-weight-semibold);color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color var(--transition-base)}.level-item.active .level-title{color:#fff}.level-desc{font-family:var(--font-hebrew);font-size:11px;color:var(--text-muted);margin-top:var(--space-1);transition:color var(--transition-base)}.level-item.active .level-desc{color:#fffc}.sidebar-progress{padding:var(--space-4) var(--space-5);border-top:1px solid var(--glass-border);background:linear-gradient(180deg,transparent 0%,var(--brand-primary-50) 100%)}.progress-label{font-family:var(--font-hebrew);font-size:12px;font-weight:var(--font-weight-semibold);color:var(--text-secondary);display:flex;justify-content:space-between;margin-bottom:var(--space-2)}.progress-bar-container{height:8px;background:var(--bg-elevated);border-radius:var(--radius-full);overflow:hidden;position:relative;box-shadow:inset 0 2px 4px #0000001a}.progress-bar-fill{height:100%;background:var(--gradient-brand);border-radius:var(--radius-full);transition:width var(--transition-slow);position:relative;overflow:hidden}.progress-bar-fill:after{content:"";position:absolute;top:0;inset-inline-end:0;inset-inline-start:0;bottom:0;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.3) 50%,transparent 100%);animation:progress-shine 2s infinite}@keyframes 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span{font-size:.82rem;font-weight:700;white-space:nowrap}.sidebar-backdrop{position:fixed;inset:0;z-index:calc(var(--z-modal) - 1);background:#0f172a8a;border:0;padding:0;cursor:pointer}.sidebar-tools-section{padding:0 var(--space-4);margin-bottom:.75rem}.sidebar-tools-toggle{width:100%;padding:.5rem .75rem;background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:space-between;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;transition:color var(--transition-base)}.sidebar-tools-toggle:hover{color:var(--text-primary)}.sidebar::-webkit-scrollbar{width:6px}.sidebar::-webkit-scrollbar-track{background:transparent}.sidebar::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px;transition:background 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var(--border)}.topnav-user{display:flex;align-items:center;gap:var(--space-3)}.topnav-user-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:var(--gradient-brand);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:var(--font-weight-semibold);font-size:14px;cursor:pointer;transition:all var(--transition-base);border:2px solid transparent}.topnav-user-avatar:hover{border-color:var(--brand-primary);box-shadow:var(--shadow-glow-sm);transform:scale(1.05)}.topnav-user-menu{position:relative}.topnav-user-dropdown{position:absolute;top:calc(100% + var(--space-2));inset-inline-start:0;min-width:200px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:var(--space-2);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--transition-base);z-index:var(--z-dropdown)}.topnav-user-menu.open 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var(--transition-base)}.toolbar-action:hover{border-color:var(--brand-primary);color:var(--brand-primary);background:var(--bg-hover);transform:translateY(-2px)}.toolbar-action.active{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.playground-split{display:flex;flex-direction:column}.playground-split.horizontal{flex-direction:row}.playground-split.vertical{flex-direction:column}.playground-pane{flex:1;min-height:300px}.playground-pane.editor{border-bottom:1px solid #21262d}.playground-split.horizontal .playground-pane.editor{border-bottom:none;border-inline-start:1px solid #21262d}.playground-pane.preview{background:var(--bg-card);padding:var(--space-4)}.code-playground.fullscreen{position:fixed;top:0;inset-inline-end:0;inset-inline-start:0;bottom:0;z-index:var(--z-modal);margin:0;border-radius:0}@media(max-width:768px){.playground-header{flex-direction:column;gap:var(--space-3)}.playground-split.horizontal{flex-direction:column}.playground-split.horizontal .playground-pane.editor{border-inline-start:none;border-bottom:1px solid #21262d}.performance-metrics{flex-direction:column;gap:var(--space-2)}}@keyframes typing-cursor{0%,to{opacity:1}50%{opacity:0}}.typing-cursor{animation:typing-cursor 1s infinite}@keyframes code-run{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.code-running{animation:code-run .5s ease-in-out}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-card: #ffffff;--bg-elevated: #ffffff;--bg-hover: #f8fafc;--bg-active: #e2e8f0;--text-primary: #0f172a;--text-secondary: #334155;--text-muted: #475569;--text-disabled: #94a3b8;--border: #e2e8f0;--glass-bg: rgba(255, 255, 255, .8);--glass-border: rgba(0, 0, 0, .1);--code-bg: #f8fafc;--code-border: #e2e8f0}[data-theme=light] .sidebar{background:#fffffff2;border-inline-end:1px solid #e2e8f0}[data-theme=light] .topnav{background:#fffffff2;border-bottom:1px solid #e2e8f0}[data-theme=light] .content-block{background:#fff;border-color:#e2e8f0}[data-theme=light] .code-block{background:#f8fafc;border-color:#e2e8f0}[data-theme=light] .code-editor{background:#f8fafc}[data-theme=light] .code-editor-textarea{color:#0f172a}[data-theme=light] .code-output{background:#f8fafc;color:#0f172a}[data-theme=light] .console-panel{background:#f8fafc}[data-theme=light] .playground{background:#fff;border-color:#e2e8f0}[data-theme=light] .playground-header{background:#f8fafc;border-bottom-color:#e2e8f0}[data-theme=light] .token-keyword{color:#d73a49}[data-theme=light] .token-string{color:#032f62}[data-theme=light] .token-number{color:#005cc5}[data-theme=light] .token-comment{color:#6a737d}[data-theme=light] .token-function{color:#6f42c1}[data-theme=light] .token-operator{color:#d73a49}[data-theme=light] .token-punctuation{color:#24292e}[data-theme=light] .token-property{color:#005cc5}[data-theme=light] .token-tag{color:#22863a}[data-theme=light] .token-attribute{color:#005cc5}[data-theme=light] .token-value{color:#032f62}[data-theme=light] .token-variable,[data-theme=light] .token-class{color:#e36209}[data-theme=light] .token-constant{color:#005cc5}.skeleton{background:var(--bg-elevated);border-radius:var(--radius-md);position:relative;overflow:hidden}.skeleton:after{content:"";position:absolute;top:0;inset-inline-end:0;inset-inline-start:0;bottom:0;background:linear-gradient(90deg,var(--bg-elevated) 0%,var(--bg-hover) 50%,var(--bg-elevated) 100%);background-size:200% 100%;animation:skeleton-loading 1.5s infinite}@keyframes skeleton-loading{0%{transform:translate(-100%)}to{transform:translate(100%)}}.skeleton-text{height:16px;width:100%}.skeleton-text-sm{height:12px}.skeleton-text-lg{height:24px}.skeleton-avatar{width:40px;height:40px;border-radius:var(--radius-full)}.skeleton-rect{width:100%;height:100px}.skeleton-circle{width:100%;aspect-ratio:1;border-radius:var(--radius-full)}.spinner{display:inline-block;animation:spin 1s 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var(--transition-base)}.notification-close:hover{background:var(--bg-hover);color:var(--text-primary)}.notification-bell{position:relative;cursor:pointer}.notification-badge{position:absolute;top:-4px;inset-inline-start:-4px;width:18px;height:18px;background:var(--error);color:#fff;border-radius:var(--radius-full);font-size:11px;font-weight:var(--font-weight-bold);display:flex;align-items:center;justify-content:center;animation:notification-pulse 2s infinite}.notification-panel{position:absolute;top:calc(100% + var(--space-2));inset-inline-start:0;width:380px;max-height:500px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);overflow:hidden;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--transition-base);z-index:var(--z-dropdown)}.notification-panel.open{opacity:1;visibility:visible;transform:translateY(0)}.notification-panel-header{padding:var(--space-4);border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.notification-panel-title{font-weight:var(--font-weight-bold);color:var(--text-primary)}.notification-panel-actions{display:flex;gap:var(--space-2)}.notification-panel-content{max-height:400px;overflow-y:auto}.notification-item{padding:var(--space-4);border-bottom:1px solid var(--border);cursor:pointer;transition:background var(--transition-base)}.notification-item:hover{background:var(--bg-hover)}.notification-item:last-child{border-bottom:none}.notification-item.unread{background:var(--brand-primary-50)}.notification-item-time{font-size:var(--font-size-body-xs);color:var(--text-muted);margin-top:var(--space-2)}.search-modal{position:fixed;inset:0;z-index:var(--z-modal);display:flex;align-items:flex-start;justify-content:center;padding-top:15vh;background:#00000080;backdrop-filter:blur(4px);animation:fade-in .2s ease-out}.search-modal-content{width:100%;max-width:600px;background:var(--bg-card);border:1px 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var(--border)}.search-results{max-height:400px;overflow-y:auto;padding:var(--space-2)}.search-result-group{padding:var(--space-2)}.search-group-title{font-size:var(--font-size-body-xs);font-weight:var(--font-weight-bold);color:var(--text-muted);text-transform:uppercase;letter-spacing:var(--letter-spacing-wide);margin-bottom:var(--space-2);padding:var(--space-2) var(--space-3)}.search-result-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base)}.search-result-item:hover,.search-result-item.selected{background:var(--bg-hover)}.search-result-icon{width:32px;height:32px;border-radius:var(--radius-md);background:var(--bg-elevated);display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.search-result-content{flex:1}.search-result-title{font-weight:var(--font-weight-semibold);color:var(--text-primary)}.search-result-description{font-size:var(--font-size-body-sm);color:var(--text-secondary);margin-top:var(--space-1)}.search-result-meta{font-size:var(--font-size-body-xs);color:var(--text-muted);margin-top:var(--space-1)}.search-no-results{padding:var(--space-8);text-align:center;color:var(--text-muted)}.search-recent{padding:var(--space-4);border-top:1px solid var(--border)}.search-recent-title{font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold);color:var(--text-secondary);margin-bottom:var(--space-3)}.search-recent-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base)}.search-recent-item:hover{background:var(--bg-hover)}.search-recent-icon{color:var(--text-muted)}.search-recent-text{flex:1;font-size:var(--font-size-body-sm);color:var(--text-primary)}.search-recent-remove{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:var(--space-1);border-radius:var(--radius-sm);transition:all var(--transition-base)}.search-recent-remove:hover{background:var(--error-50);color:var(--error)}.graduation-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-8);background:radial-gradient(ellipse at top,var(--brand-primary-50) 0%,var(--bg-primary) 70%);text-align:center}.graduation-icon{font-size:120px;margin-bottom:var(--space-6);animation:graduation-bounce 1s ease-out}@keyframes graduation-bounce{0%{transform:scale(0);opacity:0}50%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.graduation-title{font-family:var(--font-display);font-size:var(--font-size-display-8xl);font-weight:var(--font-weight-extrabold);background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--space-4);animation:slide-in-up .5s ease-out}.graduation-subtitle{font-size:var(--font-size-heading-2);color:var(--text-secondary);margin-bottom:var(--space-8);animation:slide-in-up .5s ease-out .1s backwards}.achievement-badges{display:flex;gap:var(--space-4);margin-bottom:var(--space-8);animation:slide-in-up .5s ease-out .2s backwards}.achievement-badge{width:64px;height:64px;border-radius:var(--radius-full);background:var(--bg-card);border:2px solid var(--brand-primary);display:flex;align-items:center;justify-content:center;font-size:32px;box-shadow:var(--shadow-glow);animation:badge-pop .5s ease-out backwards}.achievement-badge:nth-child(1){animation-delay:.3s}.achievement-badge:nth-child(2){animation-delay:.4s}.achievement-badge:nth-child(3){animation-delay:.5s}@keyframes badge-pop{0%{transform:scale(0);opacity:0}70%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.certificate-container{background:var(--bg-card);border:2px solid var(--brand-primary);border-radius:var(--radius-xl);padding:var(--space-8);max-width:800px;margin-bottom:var(--space-8);box-shadow:var(--shadow-2xl);animation:certificate-appear .5s ease-out .6s backwards;position:relative;overflow:hidden}@keyframes certificate-appear{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.certificate-container:before{content:"";position:absolute;top:0;inset-inline-end:0;inset-inline-start:0;height:8px;background:var(--gradient-brand)}.certificate-header{text-align:center;margin-bottom:var(--space-6)}.certificate-title{font-family:var(--font-display);font-size:var(--font-size-display-6xl);font-weight:var(--font-weight-extrabold);color:var(--brand-primary);margin-bottom:var(--space-2)}.certificate-subtitle{font-size:var(--font-size-heading-3);color:var(--text-secondary)}.certificate-body{margin-bottom:var(--space-6)}.certificate-name{font-size:var(--font-size-heading-2);font-weight:var(--font-weight-bold);color:var(--text-primary);margin-bottom:var(--space-2)}.certificate-course{font-size:var(--font-size-body-lg);color:var(--text-secondary);margin-bottom:var(--space-4)}.certificate-stats{display:flex;justify-content:center;gap:var(--space-8);padding:var(--space-4);background:var(--bg-elevated);border-radius:var(--radius-lg)}.certificate-stat{text-align:center}.certificate-stat-value{font-size:var(--font-size-heading-3);font-weight:var(--font-weight-bold);color:var(--brand-primary)}.certificate-stat-label{font-size:var(--font-size-body-sm);color:var(--text-muted);margin-top:var(--space-1)}.certificate-footer{text-align:center;margin-top:var(--space-6)}.certificate-date{font-size:var(--font-size-body-sm);color:var(--text-muted)}.graduation-actions{display:flex;gap:var(--space-4);animation:slide-in-up .5s ease-out .7s backwards}.confetti-container{position:fixed;inset:0;pointer-events:none;z-index:var(--z-modal)}.quiz-container{margin:1.5rem 0;background:var(--bg-secondary, #1e293b);border:1px solid var(--border-color, #334155);border-radius:var(--radius-card, 12px);overflow:hidden}.quiz-question{padding:1.25rem 1.5rem;font-size:1rem;font-weight:600;color:var(--text-primary, #f1f5f9);border-bottom:1px solid var(--border-color, #334155);line-height:1.5}.quiz-options{display:flex;flex-direction:column;gap:.5rem;padding:1rem 1.25rem}.quiz-option{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem 1rem;border-radius:8px;border:1px solid var(--border-color, #334155);background:transparent;color:var(--text-primary, #f1f5f9);font-size:.9rem;text-align:end;cursor:pointer;transition:all .15s ease;width:100%}.quiz-option:hover:not(:disabled){border-color:var(--color-accent, #6c5ce7);background:var(--color-accent-alpha, rgba(108, 92, 231, 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#94a3b8)}.quiz-feedback.correct{color:#10b981;background:#10b9810d}.quiz-feedback.incorrect{color:#ef4444;background:#ef44440d}.quiz-restart-btn{margin:.5rem 1.25rem 1rem;padding:.4rem 1rem;border-radius:6px;border:none;background:var(--color-accent, #6c5ce7);color:#fff;font-size:.8rem;cursor:pointer;transition:opacity .15s ease}.quiz-restart-btn:hover{opacity:.85}.sitemap-overlay{position:fixed;inset:0;background:#000000b3;backdrop-filter:blur(6px);z-index:var(--z-modal);display:flex;align-items:flex-start;justify-content:center;padding:3.5rem 1rem 1rem;overflow-y:auto}.sitemap-panel{width:100%;max-width:860px;background:var(--bg-secondary, #12122a);border:1px solid var(--border, #2a2a4a);border-radius:var(--radius-xl, 16px);box-shadow:0 32px 80px #00000080,0 0 0 1px #6c5ce71f;overflow:hidden;display:flex;flex-direction:column}.sitemap-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid var(--border, 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ease}.sitemap-item:hover .sitemap-item-arrow{opacity:1}.topnav-sitemap-btn{display:inline-flex;align-items:center;gap:.35rem;padding:4px 12px;border-radius:var(--radius-full, 9999px);border:1px solid var(--border, #2a2a4a);background:#6c5ce714;color:var(--text-muted);font-size:.72rem;font-weight:600;cursor:pointer;transition:all .15s ease;white-space:nowrap}.topnav-sitemap-btn:hover{background:#6c5ce72e;border-color:var(--brand-primary, #6c5ce7);color:#a78bfa}.page-section{background:var(--bg-card, #1a1a3e);border:1px solid var(--border, #2a2a4a);border-radius:var(--radius-lg, 12px);padding:1.5rem;box-shadow:var(--shadow-md)}.page-section-title{font-size:.95rem;font-weight:700;color:var(--text-primary);margin:0 0 1rem;display:flex;align-items:center;gap:.5rem}.page-section-title:after{content:"";flex:1;height:1px;background:var(--border, #2a2a4a);margin-inline-start:.5rem}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--bg-primary);color:var(--text-primary);line-height:var(--line-height-normal);overflow:hidden;height:100vh}#root{height:100vh;display:flex}::-webkit-scrollbar{width:var(--space-2)}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--brand-secondary)}.app-layout{display:flex;width:100%;height:100vh}.main-content{flex:1;overflow-y:auto;padding:0;max-height:100vh;display:flex;flex-direction:column}.main-content.full-width{width:100vw;max-width:100%}.main-content.full-width .content-container{padding:0;max-width:100%}.content-container{max-width:var(--max-width);margin:0 auto;flex:1;overflow-y:auto}.lesson-header{margin-bottom:var(--space-8)}.lesson-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-4);background:var(--brand-primary-100);color:var( --brand-primary-800 );border-radius:var(--radius-full);font-size:var(--font-size-body-sm);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-3)}.lesson-title{font-size:var(--font-size-heading-1);font-weight:var(--font-weight-extrabold);background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:var(--line-height-tight)}.lesson-subtitle{font-size:var(--font-size-body-lg);color:var(--text-secondary);margin-top:var(--space-2)}.nav-buttons{display:flex;justify-content:space-between;margin-top:var(--space-10);padding-top:var(--space-5);border-top:1px solid var(--border)}@media(max-width:768px){.lesson-title{font-size:var(--font-size-heading-3)}}.missing-node{color:#666!important;text-decoration:line-through!important;cursor:help!important;opacity:.6}.missing-node:after{content:" (בקרוב)";font-size:.75em;font-style:italic;margin-right:4px}