.onboarding-backdrop{z-index:9999;-webkit-backdrop-filter:blur(8px);background:#0000008c;justify-content:center;align-items:center;animation:.35s ease-out onboarding-fadeIn;display:flex;position:fixed;inset:0}@keyframes onboarding-fadeIn{0%{opacity:0}to{opacity:1}}.onboarding-modal{background:var(--bg-elevated);border-radius:var(--radius-2xl);width:520px;max-width:calc(100vw - 40px);max-height:calc(100vh - 60px);box-shadow:0 0 0 1px var(--border-primary), var(--shadow-xl), 0 0 80px -20px #1a8bf51a;flex-direction:column;animation:.4s cubic-bezier(.16,1,.3,1) onboarding-slideUp;display:flex;position:relative;overflow:hidden}@keyframes onboarding-slideUp{0%{opacity:0;transform:translateY(24px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.onboarding-page-edge{background:linear-gradient(to bottom, var(--accent-primary) 0%, color-mix(in srgb, var(--accent-primary) 60%, var(--accent-success)) 50%, var(--accent-primary) 100%);opacity:.8;width:4px;position:absolute;top:0;bottom:0;left:0}.onboarding-close{z-index:2;border-radius:var(--radius-md);width:32px;height:32px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;display:flex;position:absolute;top:14px;right:14px}.onboarding-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.onboarding-step-label{color:var(--text-muted);letter-spacing:.06em;font-size:11px;font-weight:600;font-family:var(--font-display);font-variant-numeric:tabular-nums;position:absolute;top:18px;left:24px}.onboarding-content{text-align:center;flex-direction:column;align-items:center;min-height:380px;padding:48px 36px 24px;display:flex}.onboarding-enter{animation:.3s cubic-bezier(.16,1,.3,1) onboarding-contentIn}.onboarding-exit-next{animation:.25s ease-in forwards onboarding-contentOutLeft}.onboarding-exit-prev{animation:.25s ease-in forwards onboarding-contentOutRight}@keyframes onboarding-contentIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes onboarding-contentOutLeft{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(-30px)}}@keyframes onboarding-contentOutRight{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(30px)}}.onboarding-icon{background:var(--accent-primary-light);width:56px;height:56px;color:var(--accent-primary);border-radius:14px;justify-content:center;align-items:center;margin-bottom:20px;display:flex}.onboarding-title{font-family:var(--font-body);color:var(--text-primary);margin-bottom:4px;font-size:24px;font-weight:700;line-height:1.3}.onboarding-subtitle{color:var(--text-tertiary);margin-bottom:24px;font-size:14px;font-weight:400}.onboarding-description{color:var(--text-secondary);max-width:400px;margin-top:20px;font-size:13px;line-height:1.7}.onboarding-demo-container{background:var(--bg-primary);border:1px solid var(--border-primary);border-radius:var(--radius-lg);width:100%;max-width:400px;font-family:var(--font-body);padding:20px}.onboarding-demo-typing{flex-direction:column;align-items:center;gap:8px;display:flex}.onboarding-demo-input,.onboarding-demo-output{align-items:baseline;gap:10px;width:100%;display:flex}.onboarding-demo-label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);text-align:right;min-width:40px;font-size:10px;font-weight:600}.onboarding-demo-text-roman{color:var(--text-tertiary);font-size:15px;font-family:var(--font-display)}.onboarding-demo-text-bangla{color:var(--text-primary);font-size:17px;font-weight:500}.onboarding-cursor{color:var(--accent-primary);animation:1s step-end infinite onboarding-blink}@keyframes onboarding-blink{0%,to{opacity:1}50%{opacity:0}}.onboarding-demo-arrow{color:var(--text-muted);opacity:.5}.onboarding-demo-spellcheck{color:var(--text-primary);font-size:18px;line-height:2}.onboarding-demo-error{-webkit-text-decoration:underline wavy var(--accent-danger);text-decoration:underline wavy var(--accent-danger);text-underline-offset:4px;cursor:default;text-decoration-thickness:2px;position:relative}.onboarding-demo-correction{background:var(--bg-elevated);border:1px solid var(--border-secondary);color:var(--accent-success);white-space:nowrap;box-shadow:var(--shadow-md);border-radius:8px;padding:4px 10px;font-size:13px;font-weight:600;position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%)}.onboarding-demo-highlight{color:var(--text-primary);font-size:18px;line-height:2;position:relative}.onboarding-demo-selected{background:color-mix(in srgb, var(--accent-primary) 25%, transparent);border-radius:3px;padding:0 2px}.onboarding-demo-suggestions{vertical-align:middle;gap:6px;margin-left:12px;display:inline-flex}.onboarding-demo-suggestion-item{background:var(--bg-elevated);border:1px solid var(--border-secondary);color:var(--text-secondary);transition:all var(--transition-fast);border-radius:6px;padding:2px 8px;font-size:12px}.onboarding-demo-suggestion-item:first-child{border-color:var(--accent-primary);color:var(--accent-primary);font-weight:500}.onboarding-demo-ghost{color:var(--text-primary);font-size:18px;position:relative}.onboarding-demo-ghost-text{color:var(--text-muted);opacity:.5;font-style:italic}.onboarding-demo-tab-hint{color:var(--text-muted);align-items:center;gap:6px;margin-top:12px;font-size:12px;display:flex}.onboarding-demo-tab-hint kbd,.onboarding-demo-shortcut kbd{min-width:24px;height:22px;font-size:11px;font-weight:600;font-family:var(--font-display);background:var(--bg-tertiary);border:1px solid var(--border-secondary);color:var(--text-secondary);box-shadow:0 1px 0 var(--border-primary);border-radius:5px;justify-content:center;align-items:center;padding:0 6px;display:inline-flex}.onboarding-demo-keyboard{flex-direction:column;gap:10px;display:flex}.onboarding-demo-shortcut-row{justify-content:center;gap:16px;display:flex}.onboarding-demo-shortcut{color:var(--text-muted);align-items:center;gap:4px;font-size:12px;display:flex}.onboarding-demo-shortcut>span{color:var(--text-muted);opacity:.4;font-size:10px}.onboarding-demo-shortcut-label{color:var(--text-tertiary);margin-left:6px;font-size:11px}.onboarding-demo-notes{flex-direction:column;gap:8px;display:flex}.onboarding-demo-note-card{border-radius:var(--radius-md);border:1px solid var(--border-primary);background:var(--bg-secondary);transition:all var(--transition-fast);padding:10px 14px}.onboarding-demo-note-active{border-color:var(--accent-primary);background:var(--accent-primary-light)}.onboarding-demo-note-title{color:var(--text-primary);margin-bottom:2px;font-size:13px;font-weight:600}.onboarding-demo-note-preview{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.onboarding-nav{justify-content:space-between;align-items:center;padding:16px 36px 24px;display:flex}.onboarding-dots{gap:6px;display:flex}.onboarding-dot{background:var(--bg-accent);cursor:pointer;width:8px;height:8px;transition:all var(--transition-fast);border:none;border-radius:50%;padding:0}.onboarding-dot.active{background:var(--accent-primary);transform:scale(1.25)}.onboarding-dot:hover:not(.active){background:var(--text-muted)}.onboarding-buttons{gap:8px;display:flex}.onboarding-btn-primary{border-radius:var(--radius-md);font-family:var(--font-body);background:var(--accent-primary);color:#fff;cursor:pointer;transition:all var(--transition-fast);border:none;align-items:center;gap:4px;padding:8px 20px;font-size:14px;font-weight:600;display:inline-flex}.onboarding-btn-primary:hover{background:var(--accent-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px -2px #1a8bf54d}.onboarding-btn-secondary{border:1px solid var(--border-secondary);border-radius:var(--radius-md);font-family:var(--font-body);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);background:0 0;align-items:center;gap:4px;padding:8px 16px;font-size:13px;font-weight:500;display:inline-flex}.onboarding-btn-secondary:hover{background:var(--bg-tertiary);border-color:var(--border-accent)}@media (max-width:560px){.onboarding-modal{border-radius:0;width:100%;max-width:100%;max-height:100vh}.onboarding-content{min-height:340px;padding:48px 24px 20px}.onboarding-nav{padding:12px 24px 20px}.onboarding-demo-shortcut-row{flex-direction:column;align-items:center;gap:8px}}