.hv-sec{padding-block:clamp(34px,5vw,56px)}.hv-sec--values{background:var(--paper-2);border-block:1px solid var(--paper-edge)}.hv-sechead{text-align:center;margin-bottom:clamp(22px,3vw,36px)}.hv-sechead .eyebrow{align-items:center;gap:.55em;margin-bottom:.7rem;display:inline-flex}.hv-sechead .eyebrow .dot{background:var(--pen);border-radius:50%;width:7px;height:7px}.hv-sechead__sub{color:var(--ink-soft);margin-top:.5rem;font-size:1.02rem}.ttsdemo{background:var(--card);border:1px solid var(--paper-edge);border-radius:14px;padding:clamp(20px,3vw,28px);box-shadow:0 14px 30px -22px #2b2a2680}.ttsdemo h2{font-family:var(--serif);font-size:1.4rem}.ttsdemo p{color:var(--ink-soft);margin-top:.4rem;font-size:.92rem}.ttsrow{flex-wrap:wrap;gap:10px;margin-top:16px;display:flex}.ttsword{background:color-mix(in srgb, var(--site) 7%, var(--card));border:1.5px solid color-mix(in srgb, var(--site) 24%, var(--paper-edge));border-radius:12px;align-items:center;gap:10px;padding:8px 8px 8px 14px;display:inline-flex}.ttsword .en{color:var(--site);direction:ltr;unicode-bidi:isolate;font-size:1.1rem;font-weight:700}.hv-article{max-width:72ch;margin-inline:auto}.hv-article h2{font-family:var(--serif);margin:0 0 .7rem;font-size:1.7rem}.hv-article h3{font-family:var(--serif);margin:1.8rem 0 .6rem;font-size:1.25rem}.hv-article p{color:var(--ink);margin:.9rem 0;font-size:1.04rem;line-height:1.8}.hv-article .ilink{color:var(--site);text-underline-offset:3px;text-decoration:underline}.hv-linkgrid{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:.6rem;display:grid}.hv-linkrow{background:var(--card);border:1px solid var(--paper-edge);color:var(--ink);border-radius:10px;align-items:center;gap:12px;padding:12px 14px;transition:border-color .15s,transform .15s;display:flex}.hv-linkrow:hover{border-color:color-mix(in srgb, var(--site) 45%, var(--paper-edge));transform:translateY(-2px)}.hv-linkrow__icon{width:38px;height:38px;color:var(--site);background:color-mix(in srgb, var(--site) 12%, var(--card));border:1.5px solid color-mix(in srgb, var(--site) 26%, transparent);border-radius:9px;flex:none;place-items:center;display:grid}.hv-linkrow__t{font-size:.98rem;font-weight:800}.hv-linkrow__d{color:var(--ink-soft);font-size:.8rem;display:block}.hv-faq{border-top:1px solid var(--paper-edge);max-width:72ch;margin-inline:auto}.hv-faq details{border-bottom:1px solid var(--paper-edge)}.hv-faq summary{cursor:pointer;font-family:var(--serif);color:var(--ink);justify-content:space-between;align-items:center;gap:14px;padding:18px 4px;font-size:1.12rem;font-weight:700;list-style:none;display:flex}.hv-faq summary::-webkit-details-marker{display:none}.hv-faq summary:after{content:"+";border:1.5px solid var(--site);width:26px;height:26px;color:var(--site);border-radius:50%;flex:none;place-items:center;font-weight:700;transition:transform .2s;display:grid}.hv-faq details[open] summary:after{transform:rotate(45deg)}.hv-faq__a{color:var(--ink-soft);padding:0 4px 18px;font-size:1rem;line-height:1.75}@media (max-width:520px){.hv-linkgrid{grid-template-columns:1fr}}