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.hub-section details{border-bottom:1px solid var(--border);padding:18px 0}.tool-app .hub-section summary{font-family:var(--body);font-weight:600;font-size:15px;color:var(--white);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}.tool-app .hub-section summary::-webkit-details-marker{display:none}.tool-app .hub-section summary:after{content:"+";font-family:var(--mono);color:var(--cyan);font-size:18px;transition:transform .2s}.tool-app .hub-section details[open] summary:after{content:"+";transform:rotate(45deg)}.tool-app .hub-section details p{font-size:14px;color:var(--gray);line-height:1.8;margin-top:12px;max-width:820px}.tool-app .hub-section:last-of-type{padding-bottom:90px}@media(max-width:900px){.tool-app .hub-hero{padding:120px 24px 16px}.tool-app .hub-thesis{margin:0 24px 40px}.tool-app .hub-grid-wrap{padding:0 24px 30px}.tool-app .hub-section{padding:50px 24px 0}}.tool-app 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.warn-box{color:var(--ink-2)}.tool-app svg text{fill:var(--ink-3);font-family:var(--mono)}.tool-app.worked .worked-io{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s6);margin:var(--s5) 0;max-width:900px}.tool-app.worked .worked-col{border-top:1px solid var(--ink);padding-top:var(--s3)}.tool-app.worked .worked-col.out{border-top-color:var(--accent)}.tool-app.worked .worked-col h3{font:500 .72rem/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin:0 0 var(--s3)}.tool-app.worked dl{display:grid;grid-template-columns:minmax(8rem,max-content) 1fr;gap:6px var(--s4);margin:0}.tool-app.worked dt{color:var(--ink-2);font-size:.9rem}.tool-app.worked dd{margin:0;font-family:var(--mono);font-size:.88rem;color:var(--ink)}.tool-app.worked dd .unit{color:var(--ink-3)}.tool-app.worked .headline{font-weight:500;color:var(--ink);max-width:76ch;margin-top:var(--s4)}.tool-app.worked .worked-note{color:var(--ink-2);margin-top:var(--s3)}@media(max-width:720px){.tool-app.worked .worked-io{grid-template-columns:1fr}}.tool-app .mode-toggle button.active,.tool-app .v-mode-btn.active{background:var(--accent);color:#fff}.tool-app .v-mode-btn{color:var(--ink-2)}.tool-app .btn-google{background:#fff;color:var(--ink);border:1px solid var(--ink-3)}.tool-app .btn-google:hover{background:var(--paper-2)}.tool-app .warn-box{background:#fff7ed;border:1px solid #F3C38C}.tool-app .warn-box .code{color:var(--signal-ink)}.tool-app #heroCompare{min-height:188px}@media(max-width:800px){.tool-app #heroCompare{min-height:340px}}