.pos-tool-wrapper{flex-direction:column;gap:24px;max-width:840px;margin:0 auto;padding:0 16px;display:flex}.pos-left-column{order:2}.pos-right-column{order:1}@media (width>=768px){.pos-tool-wrapper{grid-template-columns:1fr 300px;align-items:start;display:grid}.pos-left-column{order:unset}.pos-right-column{order:unset;position:sticky;top:24px}}.pos-page-header{max-width:840px;margin:0 auto;padding:24px 16px 8px}.pos-page-subtitle{color:var(--swp-ink-2,#64748b);margin:0 0 16px;font-size:.95rem}.pos-controls{background:var(--swp-surface,#fff);border:1px solid var(--swp-border,#e2e8f0);border-radius:var(--r-card,8px);flex-direction:column;gap:20px;padding:20px;display:flex}.pos-control-group{flex-direction:column;gap:8px;display:flex}.pos-control-label{color:var(--swp-ink,#1e293b);font-family:monospace;font-size:.85rem;font-weight:600}.pos-button-group{flex-wrap:wrap;gap:6px;display:flex}.pos-btn{border:1.5px solid var(--swp-border,#e2e8f0);border-radius:var(--r-md,6px);background:var(--swp-surface,#fff);min-height:44px;color:var(--swp-ink,#1e293b);cursor:pointer;padding:6px 12px;font-family:monospace;font-size:.82rem;transition:border-color .15s,background .15s,color .15s}.pos-btn:hover,.pos-btn:focus-visible{border-color:var(--color-primary,#0d9488);outline:none}.pos-btn--active,.pos-btn[aria-pressed=true]{background:var(--color-primary,#0d9488);border-color:var(--color-primary,#0d9488);color:#fff}.pos-offset-row{align-items:center;gap:8px;display:flex}.pos-offset-toggle{border:1.5px solid var(--color-primary,#0d9488);background:var(--color-primary,#0d9488);color:#fff;cursor:pointer;border-radius:4px;flex-shrink:0;min-width:44px;min-height:44px;padding:4px 8px;font-family:monospace;font-size:.75rem;font-weight:700;transition:background .15s,border-color .15s}.pos-offset-toggle--off{background:var(--swp-surface,#fff);border-color:var(--swp-border,#e2e8f0);color:var(--swp-ink-2,#64748b)}.pos-offset-toggle:focus-visible{outline:2px solid var(--color-primary,#0d9488);outline-offset:2px}.pos-offset-toggle:disabled{opacity:.4;pointer-events:none}.pos-slider{height:4px;accent-color:var(--color-primary,#0d9488);cursor:pointer;flex:1}.pos-slider--disabled,.pos-slider[disabled]{opacity:.4;pointer-events:none}.pos-slider-value{min-width:48px;color:var(--color-primary,#0d9488);text-align:right;font-family:monospace;font-size:.82rem;font-weight:600}.pos-zindex-row{align-items:center;gap:12px;display:flex}.pos-preview-area{background:var(--swp-surface-2,#f8fafc);border:1px solid var(--swp-border,#e2e8f0);border-radius:var(--r-card,8px);margin-bottom:16px;padding:16px;position:relative}.pos-preview-badge{background:var(--color-primary,#0d9488);color:#fff;z-index:10;pointer-events:none;border-radius:999px;padding:2px 8px;font-family:monospace;font-size:.72rem;font-weight:700;position:absolute;top:8px;right:8px}.pos-preview-parent{border:1.5px dashed var(--swp-border,#cbd5e1);background:#fff;border-radius:6px;height:280px;position:relative;overflow:hidden}.pos-ref-box{color:#94a3b8;background:#e2e8f0;border-radius:6px;justify-content:center;align-items:center;width:80px;height:60px;font-size:.72rem;font-weight:600;display:flex;position:absolute;top:16px;left:16px}.pos-target{background:var(--color-primary,#0d9488);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:96px;height:72px;font-size:.72rem;font-weight:700;display:flex;box-shadow:0 4px 12px #0d948859}.pos-sticky-spacer{color:#94a3b8;justify-content:center;align-items:center;height:160px;font-size:.75rem;display:flex}.pos-output-block{background:var(--swp-code-bg,#0f172a);border-radius:var(--r-card,8px);overflow:hidden}.pos-output-header{background:#ffffff0d;border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.pos-output-label{color:#ffffff80;font-family:monospace;font-size:.75rem}.pos-output-pre{color:#e2e8f0;white-space:pre;margin:0;padding:16px;font-family:monospace;font-size:.8rem;line-height:1.7;overflow-x:auto}.pos-copy-btn{color:#fffc;cursor:pointer;background:0 0;border:1px solid #ffffff4d;border-radius:4px;min-height:32px;padding:4px 12px;font-size:.78rem;font-weight:600;transition:background .15s}.pos-copy-btn--copied{color:#fff;background:#0d948866;border-color:#0d9488}.pos-reset-btn{border:1px solid var(--swp-border,#e2e8f0);border-radius:var(--r-md,6px);background:var(--swp-surface,#fff);width:100%;min-height:36px;color:var(--swp-ink-2,#64748b);cursor:pointer;margin-top:8px;padding:6px 16px;font-size:.82rem}.pos-reset-btn:hover{background:var(--swp-surface-2,#f8fafc)}.pos-section{max-width:840px;margin:0 auto;padding:0 16px}.pos-section-title{color:var(--swp-ink,#1e293b);border-bottom:2px solid var(--color-primary,#0d9488);margin:0 0 16px;padding-bottom:8px;font-size:1.25rem;font-weight:700}.pos-steps{counter-reset:step;flex-direction:column;gap:12px;padding:0;list-style:none;display:flex}.pos-steps li{counter-increment:step;align-items:flex-start;gap:12px;font-size:.95rem;display:flex}.pos-steps li:before{content:counter(step);background:var(--color-primary,#0d9488);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.85rem;font-weight:700;display:flex}.pos-related-list{flex-direction:column;gap:8px;padding:0;list-style:none;display:flex}.pos-related-link{color:var(--color-primary,#0d9488);font-size:.95rem;text-decoration:none}.pos-related-link:hover{text-decoration:underline}.pos-related-tools{flex-direction:column;gap:8px;display:flex}.pos-announcer{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.pos-body-text{color:var(--swp-ink);margin:0 0 12px;font-size:15px;line-height:1.8}.pos-explain-list,.pos-use-cases{flex-direction:column;gap:8px;margin:8px 0;padding:0;list-style:none;display:flex}.pos-explain-list li,.pos-use-cases li{color:var(--swp-ink);font-size:15px;line-height:1.7}.pos-faq{margin:0}.pos-faq dt{color:var(--swp-ink);margin-top:16px;font-size:15px;font-weight:700}.pos-faq dt:first-child{margin-top:0}.pos-faq dd{color:var(--swp-ink-2);margin:6px 0 0;font-size:15px;line-height:1.7}.pos-faq dd a{color:var(--color-primary)}