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.kva-header{border-bottom:1px solid var(--border-subtle)}.kva .kva-header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.kva .kva-logo{display:inline-flex;align-items:center;gap:9px;font-size:18px;font-weight:700;min-height:44px}.kva .kva-logo img{border-radius:var(--radius-control)}.kva .kva-header-actions,.kva .kva-nav{display:flex;align-items:center;gap:26px}.kva .kva-login,.kva .kva-nav a{display:inline-flex;min-height:44px;align-items:center;font-size:14px;color:var(--text-secondary)}.kva .kva-login:hover,.kva .kva-nav a:hover{color:var(--text-primary)}.kva .kva-cta{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:11px 18px;border-radius:var(--radius-control);background:var(--primary);color:var(--primary-foreground);font-weight:600;font-size:14px;transition:opacity .2s}.kva .kva-cta:hover{opacity:.9}.kva .kva-cta-large{min-height:52px;padding:15px 22px;font-size:15px}.kva 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span:last-child{color:var(--text-secondary);font-size:11px;align-self:center}.kva .kva-example-buttons{display:flex;gap:4px;margin:18px 18px 0;padding:4px;background:var(--surface-inset);border-radius:var(--radius-control)}.kva .kva-example-buttons button{flex:1;min-height:44px;padding:8px 6px;font-size:12px;border:1px solid transparent}.kva .kva-example-buttons button[aria-pressed=true]{background:var(--surface-card);border-color:var(--border-primary);color:var(--text-primary)}.kva .kva-example-body{padding:22px;min-height:385px}.kva .kva-prompt{background:var(--surface-inset);padding:16px 18px;border-radius:var(--radius-panel)}.kva .kva-prompt p{font-size:14px;line-height:1.55;margin-top:7px}.kva .kva-answer{color:var(--text-secondary);font-size:13px;margin:19px 0 14px}.kva .kva-preview{border:1px solid var(--border-subtle);border-radius:var(--radius-panel);overflow:hidden}.kva .kva-preview h3{font-weight:600;font-size:14px;padding:14px 16px;border-bottom:1px solid var(--border-subtle)}.kva .kva-preview dl{padding-inline:16px}.kva .kva-preview dl div{display:flex;justify-content:space-between;gap:16px;padding-block:10px;font-size:12px;border-bottom:1px solid var(--border-subtle)}.kva .kva-preview dl div:last-child{border-bottom:0}.kva .kva-preview dt{color:var(--text-secondary)}.kva .kva-preview dd{text-align:right}.kva .kva-message{font-size:13px;padding:16px}.kva .kva-preview-note{display:flex;gap:8px;font-size:11px;padding:12px 16px;border-top:1px solid var(--border-subtle);color:var(--text-secondary);background:var(--surface-inset)}.kva .kva-preview-note svg{flex-shrink:0;margin-top:2px}.kva .kva-demo-note{font-size:11px;color:var(--text-secondary);padding:0 22px 20px}.kva .kva-facts{border-block:1px solid var(--border-subtle)}.kva .kva-facts>div{display:flex;justify-content:space-between;gap:22px;padding-block:22px;font-size:12px;color:var(--text-secondary)}.kva .kva-section{padding-block:80px;scroll-margin-top:20px}.kva 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.kva-final{padding-block:68px;text-align:center;background:var(--surface-inset);border-block:1px solid var(--border-subtle)}.kva .kva-final p:not(.kva-label){margin:20px auto 26px;color:var(--text-secondary)}.kva .kva-final .kva-small{margin-bottom:0}.kva .kva-footer{display:flex;align-items:center;gap:24px;padding-block:25px}.kva .kva-footer p{font-size:12px;color:var(--text-secondary)}.kva .kva-footer nav{margin-left:auto;display:flex;gap:22px}.kva .kva-footer nav a{display:inline-flex;align-items:center;min-height:44px;font-size:12px;color:var(--text-secondary)}@media (max-width:1000px){.kva .kva-hero{gap:32px}.kva .kva-nav{gap:16px}.kva .kva-plans{grid-template-columns:repeat(2,minmax(0,1fr))}.kva .kva-demo-caption{flex-wrap:wrap;gap:6px}}@media (max-width:760px){.kva .kva-wrap{padding-inline:22px}.kva .kva-header-inner{min-height:68px;gap:12px}.kva .kva-header-actions{gap:12px}.kva .kva-nav{display:none}.kva .kva-hero{grid-template-columns:1fr;padding-top:12px;padding-bottom:42px;gap:16px}.kva .kva-hero-copy{max-width:580px}.kva .kva-breadcrumb{margin-bottom:24px}.kva h1{max-width:520px}.kva .kva-demo{margin-top:12px}.kva .kva-demo-caption{flex-wrap:nowrap}.kva .kva-example-body{min-height:390px}.kva .kva-facts>div{display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:11px}.kva .kva-section{padding-block:52px}.kva .kva-section-heading{margin-bottom:30px}.kva .kva-use{grid-template-columns:24px 1fr;gap:16px}.kva .kva-use blockquote{grid-column:2}.kva .kva-context-grid,.kva .kva-faq{grid-template-columns:1fr;gap:30px}.kva .kva-context{padding-block:46px}.kva .kva-faq{padding-top:0}.kva .kva-final{padding-block:50px}.kva .kva-footer{flex-wrap:wrap;gap:8px 20px}.kva .kva-footer nav{width:100%;margin-left:0;flex-wrap:wrap;gap:8px 22px}}@media (max-width:420px){.kva .kva-login{display:none}.kva .kva-plans{grid-template-columns:1fr}.kva .kva-example-body{padding:16px;min-height:425px}.kva .kva-demo-caption{padding-inline:16px;gap:8px}.kva .kva-demo-caption span:last-child{font-size:10px}.kva .kva-example-buttons{margin-inline:12px}.kva .kva-example-buttons button{font-size:11px}}