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.1s;display:inline-flex}.hdr-text-btn:hover{color:var(--fg);border-color:var(--border);background:var(--tab-bg)}.hdr-chevron{opacity:.7;font-size:.45rem;line-height:1}.share-menu-root{align-items:center;gap:.25rem;display:inline-flex;position:relative}.hdr-toast{z-index:200;white-space:nowrap;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);color:var(--fg-muted);pointer-events:none;padding:.25rem .625rem;font-size:.75rem;position:absolute;top:calc(100% + 4px);left:0}.menu-item--checked{color:var(--fg);font-weight:600}.menu-item-check{color:var(--accent);margin-left:auto;padding-left:.75rem;font-size:.75rem}.menu-item{align-items:center;gap:.5rem;display:flex}.examples-menu{min-width:14rem}.examples-item{flex-direction:column;align-items:flex-start;gap:1px;padding:.5rem .75rem}.examples-item-label{color:var(--fg);font-size:.8125rem;font-weight:500}.examples-item-desc{color:var(--fg-muted);white-space:normal;font-size:.75rem;line-height:1.4}.hdr-upgrade-btn{background:var(--accent);border-radius:var(--radius-sm);color:#fff;font:inherit;cursor:pointer;white-space:nowrap;border:1px solid #0000;align-items:center;padding:.3rem .75rem;font-size:.8125rem;font-weight:600;transition:background .1s,box-shadow .1s;display:inline-flex}.hdr-upgrade-btn:hover{background:var(--color-accent-hover);box-shadow:var(--shadow-sm)}.upgrade-popover{z-index:250;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);width:min(300px,100vw - 2rem);box-shadow:var(--shadow-lg);padding:1.25rem;position:relative}.upgrade-popover-close{border-radius:var(--radius-sm);width:24px;height:24px;color:var(--fg-muted);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:0;font-size:1.1rem;transition:background .1s,color .1s;display:inline-flex;position:absolute;top:.625rem;right:.625rem}.upgrade-popover-close:hover{background:var(--tab-bg);color:var(--fg)}.upgrade-popover-title{color:var(--fg);margin:0 0 .5rem;font-size:.9375rem;font-weight:700}.upgrade-popover-body{color:var(--fg-muted);margin:0 0 .875rem;font-size:.8125rem;line-height:1.55}.upgrade-popover-cta{background:var(--accent);border-radius:var(--radius-sm);color:#fff;align-items:center;padding:.375rem .875rem;font-size:.8125rem;font-weight:600;text-decoration:none;transition:background .1s;display:inline-flex}.upgrade-popover-cta:hover{background:var(--color-accent-hover)}@media (width<=879px){.hdr-upgrade-btn{display:none}}.seg-btn--disabled{opacity:.35;cursor:not-allowed;pointer-events:none}.menu-item--disabled{opacity:.35;cursor:not-allowed}.app-header__narrow-vm{display:none}.splash{z-index:9000;background:var(--bg);justify-content:center;align-items:center;animation:.15s ease-out splash-appear;display:flex;position:fixed;inset:0}@keyframes splash-appear{0%{opacity:0}to{opacity:1}}.splash-inner{flex-direction:column;align-items:center;gap:1.5rem;width:min(560px,100vw - 2rem);display:flex}.splash-logo{opacity:.9}.splash-logo-dark,[data-theme=dark] .splash-logo-light{display:none}[data-theme=dark] .splash-logo-dark{display:inline-block}.splash-skeleton{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg);width:100%;height:160px;display:flex;overflow:hidden}.splash-pane{flex-direction:column;gap:8px;padding:14px;display:flex}.splash-pane--left{flex:1}.splash-pane--right{flex:1;justify-content:center;align-items:center}.splash-divider{background:var(--border);align-self:stretch;width:1px}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.splash-bar{background:linear-gradient(90deg, var(--tab-bg) 25%, var(--border) 50%, var(--tab-bg) 75%);background-size:800px 100%;border-radius:4px;height:10px;animation:1.4s linear infinite shimmer}.splash-bar--short{width:35%}.splash-bar--medium{width:55%}.splash-bar--long{width:80%}.splash-diagram-stub{border-radius:var(--radius-md);background:linear-gradient(90deg, var(--tab-bg) 25%, var(--border) 50%, var(--tab-bg) 75%);background-size:800px 100%;width:80%;height:80px;animation:1.4s linear infinite shimmer}.splash-label{color:var(--fg-muted);font-size:.8125rem;font-family:var(--font-sans);margin:0}