:root{--bg-primary:#0a1f14;--bg-secondary:#0e291c;--bg-surface:#133324;--bg-surface-elevated:#1a4230;--bg-glass:#133324bf;--bg-card:#0e291cd9;--border-subtle:#00e6761f;--border-medium:#00e67640;--border-bright:#00e676;--text-primary:#fff;--text-secondary:#a3c9b5;--text-muted:#6b987e;--accent-green:#00e676;--accent-green-glow:#00e67659;--accent-gold:#ff9e1b;--accent-gold-glow:#ff9e1b4d;--accent-crimson:#ff4757;--accent-blue:#2ed573;--accent-purple:#9b51e0;--font-heading:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-code:"JetBrains Mono", "Fira Code", monospace;--header-height:64px;--bottom-nav-height:68px;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-pill:9999px;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 8px 24px #0006;--shadow-glow:0 0 20px var(--accent-green-glow);--shadow-gold-glow:0 0 20px var(--accent-gold-glow);--transition-fast:.18s cubic-bezier(.16, 1, .3, 1);--transition-smooth:.3s cubic-bezier(.16, 1, .3, 1)}[data-theme=light]{--bg-primary:#f4f7f5;--bg-secondary:#e8efea;--bg-surface:#fff;--bg-surface-elevated:#f8faf9;--bg-glass:#ffffffd9;--bg-card:#fffffff2;--border-subtle:#0a3c231a;--border-medium:#00a8544d;--border-bright:#00a854;--text-primary:#0a2619;--text-secondary:#2c4a3a;--text-muted:#5c7a6a;--accent-green:#00a854;--accent-green-glow:#00a85433;--shadow-sm:0 2px 8px #0028140f;--shadow-md:0 8px 24px #00281414}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-body);-webkit-font-smoothing:antialiased;min-height:100dvh;font-size:15px;line-height:1.5;overflow-x:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:var(--radius-pill)}.app-container{background:var(--bg-primary);flex-direction:column;max-width:480px;min-height:100dvh;margin:0 auto;display:flex;position:relative;box-shadow:0 0 50px #00000080}@media (width>=768px){.app-container{max-width:520px}}.app-header{z-index:50;background:var(--bg-glass);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle);flex-direction:column;gap:8px;padding:8px 12px;display:flex;position:sticky;top:0}.header-main-bar{justify-content:space-between;align-items:center;gap:8px;width:100%;display:flex}.brand-badge{flex-shrink:0;align-items:center;gap:8px;text-decoration:none;display:flex}.brand-logo-icon{width:32px;height:32px;box-shadow:0 0 10px var(--accent-green-glow);background:linear-gradient(135deg,#00e676,#0a5a35);border-radius:9px;flex-shrink:0;justify-content:center;align-items:center;font-size:16px;display:flex}.brand-text{flex-direction:column;display:flex}.brand-title{font-family:var(--font-heading);letter-spacing:-.02em;background:linear-gradient(90deg, #fff, var(--accent-green));-webkit-text-fill-color:transparent;white-space:nowrap;-webkit-background-clip:text;font-size:16px;font-weight:800;line-height:1.15}.brand-subtitle{text-transform:uppercase;color:var(--accent-gold);letter-spacing:.05em;white-space:nowrap;font-size:9px;font-weight:700;line-height:1.2}.header-stats{flex-shrink:0;align-items:center;gap:4px;display:flex}.stat-chip{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-pill);color:var(--text-primary);white-space:nowrap;align-items:center;gap:3px;padding:3px 6px;font-size:11px;font-weight:700;display:flex}.stat-chip.xp{color:var(--accent-gold);border-color:#ff9e1b66}.stat-chip.streak{color:var(--accent-green);border-color:#00e67666}.theme-toggle-btn{color:var(--text-muted);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:3px;display:flex}.theme-toggle-btn:hover{color:var(--text-primary)}.header-role-bar{-webkit-overflow-scrolling:touch;scrollbar-width:none;width:100%;overflow-x:auto}.header-role-bar::-webkit-scrollbar{display:none}.role-badge-selector{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-pill);gap:2px;width:100%;min-width:100%;padding:2px;display:flex}.role-pill-btn{min-width:0;color:var(--text-muted);border-radius:var(--radius-pill);cursor:pointer;transition:var(--transition-fast);white-space:nowrap;background:0 0;border:none;flex:1;justify-content:center;align-items:center;gap:4px;padding:5px 6px;font-size:11px;font-weight:700;display:flex}@media (width<=380px){.header-user-name{text-overflow:ellipsis;max-width:48px;overflow:hidden}.network-label,.logout-label{display:none}.brand-title{font-size:14px}}.card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);box-sizing:border-box;width:100%;max-width:100%;padding:16px;position:relative;overflow:hidden}.main-content{padding:12px 12px calc(var(--bottom-nav-height) + 48px + env(safe-area-inset-bottom,0px)) 12px;flex:1;overflow-y:auto}.bottom-nav{width:100%;max-width:480px;height:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom,0px));-webkit-backdrop-filter:blur(20px);padding-top:6px;padding-bottom:env(safe-area-inset-bottom,0px);z-index:50;background:linear-gradient(#0e291cf5 0%,#0a1f14fc 100%);border-top:1px solid #00e67633;justify-content:space-around;align-items:flex-start;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%);box-shadow:0 -6px 24px #00000073}[data-theme=light] .bottom-nav{background:linear-gradient(#fffffff5 0%,#f4f7f5fc 100%);border-top:1px solid #00a85433;box-shadow:0 -6px 24px #0028141a}@media (width>=768px){.bottom-nav{max-width:520px}}.nav-item{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-md);transition:var(--transition-fast);background:0 0;border:none;flex-direction:column;justify-content:center;align-items:center;gap:3px;min-width:54px;padding:4px 8px;display:flex}.nav-item.active{color:var(--accent-green)}.nav-item.active .nav-icon-wrapper{box-shadow:0 0 10px var(--accent-green-glow);background:#00e6762e}.nav-icon-wrapper{border-radius:var(--radius-sm);width:32px;height:26px;transition:var(--transition-fast);justify-content:center;align-items:center;display:flex}.nav-label{letter-spacing:-.01em;white-space:nowrap;font-size:10px;font-weight:600}.ratio-compliance-card{border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);background:linear-gradient(135deg,#00e6761a,#0a1f14e6);justify-content:space-between;align-items:center;margin-bottom:12px;padding:10px 12px;display:flex}.ratio-label{color:var(--text-secondary);white-space:nowrap;font-size:12px;font-weight:700}.ratio-value-badge{background:var(--accent-green);color:#0a2619;border-radius:var(--radius-pill);white-space:nowrap;padding:2px 8px;font-size:11px;font-weight:800}.ratio-progress-bar{border-radius:var(--radius-pill);background:#ffffff1a;width:100%;height:6px;margin-top:6px;overflow:hidden}.ratio-progress-fill{border-radius:var(--radius-pill);background:linear-gradient(90deg,#ff9e1b,#00e676);height:100%;transition:width .5s ease-out}.lesson-chip-bar{scrollbar-width:none;-webkit-overflow-scrolling:touch;gap:8px;margin-bottom:12px;padding-bottom:6px;display:flex;overflow-x:auto}.lesson-chip-bar::-webkit-scrollbar{display:none}.lesson-chip-btn{border:1px solid var(--border-subtle);border-radius:var(--radius-pill);cursor:pointer;transition:var(--transition-fast);white-space:nowrap;flex-shrink:0;align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:700;display:flex}.lesson-chip-badge{font-weight:800}.lesson-chip-title{text-overflow:ellipsis;white-space:nowrap;max-width:170px;overflow:hidden}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--shadow-sm);transition:var(--transition-fast);margin-bottom:16px;padding:16px}.card:hover{border-color:var(--border-medium)}.btn{border-radius:var(--radius-md);min-height:48px;font-family:var(--font-heading);cursor:pointer;transition:var(--transition-fast);border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:15px;font-weight:700;text-decoration:none;display:inline-flex}.btn-primary{color:#051a0f;box-shadow:0 4px 14px var(--accent-green-glow);background:linear-gradient(135deg,#00e676,#00b050)}.btn-primary:active{transform:scale(.97)}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-medium)}.btn-gold{color:#1a0d00;box-shadow:0 4px 14px var(--accent-gold-glow);background:linear-gradient(135deg,#ff9e1b,#e68500)}.btn-sm{border-radius:var(--radius-sm);min-height:36px;padding:6px 14px;font-size:13px}.role-badge-selector{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-pill);gap:2px;padding:2px;display:flex}.role-pill-btn{color:var(--text-muted);border-radius:var(--radius-pill);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;padding:4px 10px;font-size:11px;font-weight:700}.role-pill-btn.active{background:var(--accent-green);color:#0a1f14}@keyframes pulseGlow{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.02)}}.pulse-target{animation:2.5s ease-in-out infinite pulseGlow}