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.12s;display:block}.dd-help-card:hover{border-color:var(--accent);box-shadow:0 1px 0 var(--border);text-decoration:none}.dd-help-card h3{color:var(--link);margin:0 0 4px;font-size:15px}.dd-help-card p{color:var(--text-2);margin:0;font-size:13px;line-height:1.45}.dd-ihdemo-fold{margin:0 0 16px}.dd-ihdemo-fold>summary{cursor:pointer;color:var(--link);padding:6px 0;font-size:13.5px}.dd-ihdemo-fold>summary:hover{text-decoration:underline}.dd-header-home{width:30px;height:30px;color:var(--header-muted);border-radius:7px;justify-content:center;align-items:center;margin-right:-6px;display:inline-flex}.dd-header-home:hover{color:var(--header-text);background:#ffffff14}@media (max-width:720px){.dd-nav-guide{display:none}}.dd-kind-icon{color:var(--accent);vertical-align:middle;flex:none;align-items:center;display:inline-flex}.dd-node-legend{color:var(--text-muted);flex-wrap:wrap;gap:4px 16px;margin:0 0 4px 2px;font-size:12px;display:flex}.dd-node-legend>span{align-items:center;gap:5px;display:inline-flex}.dd-why-hero h1{max-width:760px}.dd-why-video-pad{padding-top:0}.dd-why-video{aspect-ratio:16/9;border:1px solid var(--border);background:#0b1b1e;border-radius:12px;width:100%;max-width:960px;margin:0 auto;display:block;box-shadow:0 12px 40px #0000002e}.dd-why-video-note{text-align:center;color:var(--text-muted);margin:10px 0 0;font-size:13px}.dd-why-section{grid-template-columns:minmax(0,1fr) minmax(0,1.9fr);align-items:start;gap:40px;display:grid}.dd-why-section .dd-why-text{position:sticky;top:84px}.dd-why-section .dd-section-lede{max-width:none;margin-bottom:14px}.dd-why-seq{flex-direction:column;align-items:stretch;margin:0;padding:0;list-style:none;display:flex}.dd-why-step{flex-direction:column;align-items:center;display:flex}.dd-why-step figure{width:100%;margin:0}.dd-why-step img{border:1px solid var(--border);background:var(--surface);border-radius:10px;width:100%;height:auto;display:block;box-shadow:0 8px 28px #0000001f}.dd-why-step figcaption{color:var(--text);align-items:baseline;gap:10px;margin:10px 4px 0;font-size:14px;line-height:1.45;display:flex}.dd-why-step-n{background:var(--accent);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:22px;height:22px;font-size:12px;font-weight:700;display:inline-flex}.dd-why-arrow{color:var(--accent);margin:10px 0;line-height:0;display:block}.dd-why-close{text-align:center}.dd-why-close .dd-section-lede{margin:0 auto 18px}.dd-why-close .dd-cta{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}@media (max-width:820px){.dd-why-section{grid-template-columns:1fr;gap:18px}.dd-why-section .dd-why-text{position:static}}