.onboarding-overlay{position:fixed;inset:0;z-index:10000;background:var(--tg-theme-bg-color, var(--bg-primary));display:flex;flex-direction:column;justify-content:space-between;padding:24px 16px 40px;overflow:hidden;color:var(--tg-theme-text-color, var(--text-primary))}.onboarding-slides{flex:1;display:flex;overflow:hidden;position:relative;transition:transform .15s ease-out}.onboarding-slide{min-width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 20px;opacity:0;transition:opacity .3s ease-in-out;pointer-events:none;position:absolute;top:0;left:0;width:100%;height:100%}.onboarding-slide.active{opacity:1;pointer-events:auto;position:relative}.onboarding-image{font-size:64px;margin-bottom:32px;display:flex;align-items:center;justify-content:center}.onboarding-title{font-size:28px;font-weight:700;margin-bottom:16px;line-height:1.2}.onboarding-description{font-size:17px;line-height:1.5;color:var(--tg-theme-hint-color, var(--text-tertiary));max-width:300px}.onboarding-legend{margin-top:24px;display:flex;flex-direction:column;gap:24px;width:100%}.onboarding-legend-item{display:flex;align-items:center;gap:16px;background:var(--tg-theme-secondary-bg-color, var(--bg-elevated));padding:16px;border-radius:var(--radius-lg);text-align:left}.onboarding-legend-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:var(--tg-theme-bg-color, var(--bg-primary));border-radius:var(--radius-md);color:var(--tg-theme-button-color, var(--accent-primary));flex-shrink:0}.onboarding-legend-text h3{font-size:17px;font-weight:600;margin:0 0 4px}.onboarding-legend-text p{font-size:14px;color:var(--tg-theme-hint-color, var(--text-tertiary));margin:0;line-height:1.4}.onboarding-controls{display:flex;flex-direction:column;gap:24px;align-items:center;width:100%}.onboarding-dots{display:flex;gap:8px}.onboarding-dot{width:8px;height:8px;border-radius:var(--radius-full);background:var(--tg-theme-hint-color, var(--text-tertiary));opacity:.3;transition:all .3s ease}.onboarding-dot.active{background:var(--tg-theme-button-color, var(--accent-primary));opacity:1;transform:scale(1.2)}.onboarding-actions{display:flex;flex-direction:column;gap:12px;width:100%}.onboarding-btn{width:100%;padding:16px;border-radius:var(--radius-md);border:none;font-size:17px;font-weight:600;cursor:pointer;transition:opacity .2s}.onboarding-btn:active{opacity:.8}.onboarding-btn-primary{background:var(--tg-theme-button-color, var(--accent-primary));color:var(--tg-theme-button-text-color, var(--text-inverse))}.onboarding-btn-secondary{background:transparent;color:var(--tg-theme-button-color, var(--accent-primary))}