.evt-page-header{max-width:960px;margin:0 auto;padding:24px 16px 16px}.evt-page-subtitle{font-size:15px;color:var(--swp-ink-2);margin:0;line-height:1.6}.evt-page-subtitle code{font-family:var(--font-mono);font-size:14px;background:var(--swp-teal-50);padding:1px 5px;border-radius:var(--r-sm)}.evt-tool-wrapper{max-width:960px;margin:0 auto}.evt-main-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}@media(max-width:767px){.evt-main-grid{grid-template-columns:1fr}}.evt-demo-section,.evt-listener-section{background:var(--swp-surface, #fff);border:1.5px solid var(--swp-border);border-radius:var(--r-md);padding:16px;margin-bottom:12px}.evt-demo-title{font-size:13px;font-weight:700;color:var(--swp-ink-2);text-transform:uppercase;letter-spacing:.05em;margin:0 0 12px}.evt-demo-item{display:flex;align-items:center;gap:10px;margin-bottom:10px}.evt-demo-item:last-child{margin-bottom:0}.evt-demo-item-label{font-size:12px;font-weight:600;color:var(--swp-ink-2);min-width:80px;flex-shrink:0}.evt-demo-btn{flex:1;min-height:52px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--r-md);font-size:15px;font-weight:700;font-family:var(--font-sans);cursor:pointer;transition:filter .12s,box-shadow .3s}.evt-demo-btn:hover{filter:brightness(.92)}.evt-demo-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px}.evt-demo-btn--active{animation:evt-flash .3s ease-out forwards}.evt-demo-input{flex:1;height:44px;padding:0 12px;border:2px solid var(--swp-border);border-radius:var(--r-md);font-family:var(--font-sans);font-size:14px;color:var(--swp-ink);background:var(--swp-surface, #fff);outline:none;transition:border-color .15s,box-shadow .3s;box-sizing:border-box}.evt-demo-input:focus{border-color:var(--color-primary)}.evt-demo-input--active{animation:evt-flash .3s ease-out forwards}.evt-demo-colorbox{width:80px;height:80px;background:#10b981;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:filter .12s,box-shadow .3s;flex-shrink:0}.evt-demo-colorbox:hover{filter:brightness(1.1)}.evt-demo-colorbox:focus-visible{outline:2px solid #fff;outline-offset:3px}.evt-demo-colorbox--active{animation:evt-flash .3s ease-out forwards}.evt-demo-colorbox-hint{font-size:22px;pointer-events:none}.evt-demo-colorbox-label{font-size:11px;color:var(--swp-ink-2);margin-left:4px}@keyframes evt-flash{0%{box-shadow:0 0 0 3px #10b981e6}to{box-shadow:0 0 0 14px #10b98100}}@media(prefers-reduced-motion:reduce){.evt-demo-btn--active,.evt-demo-input--active,.evt-demo-colorbox--active{animation:none;outline:3px solid #10b981;outline-offset:2px}}.evt-checkbox-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:4px 8px;margin-bottom:12px}.evt-checkbox-label{display:flex;align-items:center;gap:6px;min-height:44px;padding:4px 6px;border-radius:var(--r-sm);cursor:pointer;font-size:13px;color:var(--swp-ink);transition:background .1s}.evt-checkbox-label:hover{background:var(--swp-teal-50)}.evt-checkbox-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-primary);flex-shrink:0;cursor:pointer}.evt-checkbox-icon{font-size:14px}.evt-btn-row{display:flex;gap:8px;margin-bottom:12px}.evt-btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:8px 14px;min-height:44px;border-radius:var(--r-md);font-size:13px;font-weight:600;cursor:pointer;border:none;font-family:var(--font-sans);transition:background .12s,opacity .12s}.evt-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.evt-btn:disabled{opacity:.4;cursor:not-allowed}.evt-btn--add{background:var(--color-primary);color:#fff;flex:1}.evt-btn--add:hover:not(:disabled){filter:brightness(.92)}.evt-btn--remove-all{background:transparent;color:var(--swp-ink-2);border:1.5px solid var(--swp-border)}.evt-btn--remove-all:hover:not(:disabled){background:var(--swp-surface-2, #f5f5f5)}.evt-active-list{background:var(--swp-teal-50);border:1px solid var(--swp-border);border-radius:var(--r-sm);padding:8px 10px;min-height:44px}.evt-active-item{display:flex;gap:6px;font-family:var(--font-mono);font-size:12px;line-height:1.7}.evt-active-target{color:var(--color-primary);font-weight:600}.evt-active-events{color:var(--swp-ink-2)}.evt-active-empty{font-size:12px;color:var(--swp-ink-3);margin:0;font-style:italic;font-family:var(--font-mono)}.evt-log-panel{border:1.5px solid var(--swp-border);border-radius:var(--r-md);overflow:hidden}.evt-log-header{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:var(--swp-surface-2, #f5f5f5);border-bottom:1.5px solid var(--swp-border)}.evt-log-title{font-size:13px;font-weight:700;color:var(--swp-ink)}.evt-log-clear-btn{font-size:12px;padding:4px 10px;min-height:32px;background:transparent;border:1.5px solid var(--swp-border);border-radius:var(--r-sm);color:var(--swp-ink-2);cursor:pointer;font-family:var(--font-sans);transition:background .12s}.evt-log-clear-btn:hover:not(:disabled){background:var(--swp-surface, #fff)}.evt-log-clear-btn:disabled{opacity:.4;cursor:not-allowed}.evt-log-clear-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.evt-log-area{background:#1e1e1e;padding:12px 16px;min-height:220px;max-height:440px;overflow-y:auto;scrollbar-color:#444 #1e1e1e;scrollbar-width:thin}.evt-log-area::-webkit-scrollbar{width:6px}.evt-log-area::-webkit-scrollbar-track{background:#1e1e1e}.evt-log-area::-webkit-scrollbar-thumb{background:#444;border-radius:3px}.evt-log-empty{font-size:12px;color:#555;font-style:italic;text-align:center;padding:32px 8px;margin:0;font-family:var(--font-mono);line-height:1.6}.evt-log-entry{padding:4px 6px;border-radius:4px;margin-bottom:3px;font-family:var(--font-mono);font-size:13px}.evt-log-entry__main{display:flex;align-items:center;gap:8px;line-height:1.5}.evt-log-entry__icon{flex-shrink:0;font-size:13px}.evt-log-entry__type{color:#7dd3fc;font-weight:600}.evt-log-entry__target{color:#9ca3af;flex:1}.evt-log-entry__time{color:#6b7280;font-size:11px;margin-left:auto}.evt-log-entry__key-row{padding-left:24px}.evt-log-entry__key{color:#fbbf24;font-size:12px}.evt-section{max-width:960px;margin-left:auto;margin-right:auto;padding:0 16px}.evt-section-title{font-size:clamp(18px,4vw,22px);font-weight:700;color:var(--swp-ink);margin:0 0 16px}.evt-steps{padding-left:20px;display:flex;flex-direction:column;gap:10px;margin:0}.evt-steps li{font-size:15px;line-height:1.6;color:var(--swp-ink)}.evt-related-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.evt-related-tools{display:flex;flex-direction:column;gap:8px}.evt-related-link{color:var(--color-primary);text-decoration:none;font-size:15px}.evt-related-link:hover{text-decoration:underline}@media(prefers-reduced-motion:reduce){.evt-btn,.evt-demo-btn,.evt-demo-input,.evt-demo-colorbox,.evt-checkbox-label,.evt-log-clear-btn{transition:none}}